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| Rev | Author | Line No. | Line |
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| 2 | mjames | 1 | /** |
| 29 | mjames | 2 | ****************************************************************************** |
| 3 | * File Name : main.c |
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| 4 | * Description : Main program body |
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| 5 | ****************************************************************************** |
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| 6 | * |
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| 7 | * COPYRIGHT(c) 2017 STMicroelectronics |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without modification, |
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| 10 | * are permitted provided that the following conditions are met: |
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| 11 | * 1. Redistributions of source code must retain the above copyright notice, |
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| 12 | * this list of conditions and the following disclaimer. |
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| 13 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
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| 14 | * this list of conditions and the following disclaimer in the documentation |
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| 15 | * and/or other materials provided with the distribution. |
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| 16 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
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| 17 | * may be used to endorse or promote products derived from this software |
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| 18 | * without specific prior written permission. |
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| 19 | * |
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| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 21 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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| 23 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
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| 24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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| 26 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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| 27 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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| 28 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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| 29 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 30 | * |
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| 31 | ****************************************************************************** |
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| 32 | */ |
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| 2 | mjames | 33 | /* Includes ------------------------------------------------------------------*/ |
| 29 | mjames | 34 | #include "stm32l1xx_hal.h" |
| 2 | mjames | 35 | |
| 36 | /* USER CODE BEGIN Includes */ |
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| 37 | #include "ap_math.h" |
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| 38 | #include "serial.h" |
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| 39 | #include "SSD1306.h" |
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| 7 | mjames | 40 | #include "Font.h" |
| 2 | mjames | 41 | #include "dials.h" |
| 4 | mjames | 42 | #include "switches.h" |
| 2 | mjames | 43 | #include <math.h> |
| 4 | mjames | 44 | #include "plx.h" |
| 16 | mjames | 45 | #include "eeprom.h" |
| 20 | mjames | 46 | #include "displayinfo.h" |
| 27 | mjames | 47 | #include "small_printf.h" |
| 2 | mjames | 48 | |
| 49 | /* USER CODE END Includes */ |
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| 50 | |||
| 51 | /* Private variables ---------------------------------------------------------*/ |
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| 52 | SPI_HandleTypeDef hspi1; |
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| 53 | |||
| 3 | mjames | 54 | UART_HandleTypeDef huart1; |
| 2 | mjames | 55 | UART_HandleTypeDef huart2; |
| 23 | mjames | 56 | UART_HandleTypeDef huart3; |
| 2 | mjames | 57 | |
| 58 | /* USER CODE BEGIN PV */ |
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| 59 | /* Private variables ---------------------------------------------------------*/ |
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| 18 | mjames | 60 | #define MAXRDG 32 |
| 2 | mjames | 61 | |
| 24 | mjames | 62 | /* timeout when the ignition is switched off */ |
| 63 | #define IGNITION_OFF_TIMEOUT 30000UL |
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| 64 | |||
| 7 | mjames | 65 | int OldObservation[2] = |
| 27 | mjames | 66 | { -1, -1 }; // illegal initial value |
| 7 | mjames | 67 | int OldObservationIndex[2] = |
| 27 | mjames | 68 | { -1, -1 }; // if more than one sensor this will be printed |
| 7 | mjames | 69 | int16_t dial0[2] = |
| 27 | mjames | 70 | { 0, 0 }; |
| 7 | mjames | 71 | int16_t dial1[2] = |
| 27 | mjames | 72 | { -1, -1 }; |
| 14 | mjames | 73 | |
| 18 | mjames | 74 | uint16_t dial_timer[2] = |
| 27 | mjames | 75 | { 0, 0 }; |
| 18 | mjames | 76 | |
| 77 | static const int DialTimeout = 50; // about 20 seconds after twiddle, save the dial position. |
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| 78 | |||
| 16 | mjames | 79 | /* Virtual address defined by the user: 0xFFFF value is prohibited */ |
| 27 | mjames | 80 | uint16_t VirtAddVarTab[NumbOfVar] = |
| 81 | { 0x1111, 0x2222 }; |
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| 14 | mjames | 82 | |
| 7 | mjames | 83 | union |
| 84 | { |
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| 27 | mjames | 85 | PLX_SensorInfo Sensor[MAXRDG]; |
| 86 | char Bytes[MAXRDG * sizeof(PLX_SensorInfo)]; |
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| 7 | mjames | 87 | } Data; |
| 88 | int Max[MAXRDG]; |
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| 89 | int Min[MAXRDG]; |
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| 90 | int PLXItems; |
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| 24 | mjames | 91 | |
| 27 | mjames | 92 | uint32_t Latch_Timer = IGNITION_OFF_TIMEOUT; |
| 24 | mjames | 93 | |
| 2 | mjames | 94 | /* USER CODE END PV */ |
| 95 | |||
| 96 | /* Private function prototypes -----------------------------------------------*/ |
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| 29 | mjames | 97 | void SystemClock_Config(void); |
| 98 | void Error_Handler(void); |
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| 99 | static void MX_GPIO_Init(void); |
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| 100 | static void MX_SPI1_Init(void); |
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| 101 | static void MX_USART1_UART_Init(void); |
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| 102 | static void MX_USART2_UART_Init(void); |
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| 103 | static void MX_USART3_UART_Init(void); |
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| 2 | mjames | 104 | |
| 105 | /* USER CODE BEGIN PFP */ |
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| 106 | /* Private function prototypes -----------------------------------------------*/ |
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| 107 | |||
| 108 | /* USER CODE END PFP */ |
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| 109 | |||
| 110 | /* USER CODE BEGIN 0 */ |
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| 111 | /* dummy function */ |
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| 27 | mjames | 112 | void |
| 113 | _init (void) |
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| 6 | mjames | 114 | { |
| 2 | mjames | 115 | |
| 116 | } |
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| 7 | mjames | 117 | // the dial is the switch number we are using. |
| 118 | // suppress is the ItemIndex we wish to suppress on this display |
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| 27 | mjames | 119 | int |
| 120 | DisplayCurrent (int dial, int suppress) |
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| 7 | mjames | 121 | { |
| 27 | mjames | 122 | char buff[10]; |
| 123 | int i; |
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| 124 | int rc; |
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| 125 | select_display (dial); // pick the display we are using |
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| 126 | int ItemIndex = dial_pos[dial] / 4; |
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| 14 | mjames | 127 | |
| 27 | mjames | 128 | // wrap around count if dial too far to the right |
| 129 | if (ItemIndex >= PLXItems) |
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| 130 | { |
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| 131 | dial_pos[dial] = 0; |
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| 132 | ItemIndex = 0; |
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| 133 | } |
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| 134 | if (ItemIndex < 0) |
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| 135 | { |
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| 136 | ItemIndex = PLXItems - 1; |
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| 137 | dial_pos[dial] = (PLXItems - 1) * 4; |
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| 138 | } |
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| 2 | mjames | 139 | |
| 27 | mjames | 140 | // check for item suppression |
| 141 | if (ItemIndex == suppress) |
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| 142 | { |
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| 143 | dial1[dial] = -1; |
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| 144 | OldObservation[dial] = -1; |
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| 145 | OldObservationIndex[dial] = -1; |
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| 9 | mjames | 146 | |
| 27 | mjames | 147 | clearDisplay (); |
| 148 | display (); |
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| 149 | return -1; // we suppressed this display |
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| 150 | } |
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| 151 | // do not try to convert if no items in buffer |
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| 152 | if (PLXItems > 0) |
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| 153 | { |
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| 154 | int DataVal = ConvPLX (Data.Sensor[ItemIndex].ReadingH, |
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| 155 | Data.Sensor[ItemIndex].ReadingL); // data reading |
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| 156 | int Observation = ConvPLX (Data.Sensor[ItemIndex].AddrH, |
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| 157 | Data.Sensor[ItemIndex].AddrL); |
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| 158 | int ObservationIndex = ConvPLX (0, Data.Sensor[ItemIndex].Instance); |
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| 159 | // now to convert the readings and format strings |
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| 160 | // find out limits |
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| 161 | char * msg; |
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| 162 | int len; |
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| 9 | mjames | 163 | |
| 27 | mjames | 164 | // if the user presses the dial then reset min/max to current value |
| 165 | if (push_pos[dial] == 1) |
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| 7 | mjames | 166 | { |
| 27 | mjames | 167 | Max[ItemIndex] = DataVal; |
| 168 | Min[ItemIndex] = DataVal; // 12 bit max value |
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| 169 | } |
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| 2 | mjames | 170 | |
| 27 | mjames | 171 | if (Observation < PLX_MAX_OBS) |
| 7 | mjames | 172 | { |
| 27 | mjames | 173 | if (Observation != OldObservation[dial] |
| 174 | || ObservationIndex != OldObservationIndex[dial]) |
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| 175 | { |
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| 2 | mjames | 176 | |
| 27 | mjames | 177 | dial_timer[dial] = DialTimeout; |
| 178 | |||
| 179 | dial1[dial] = -1; |
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| 180 | clearDisplay (); |
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| 181 | dial_draw_scale (DisplayInfo[Observation].Low, |
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| 182 | DisplayInfo[Observation].High, 12, 1, |
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| 183 | DisplayInfo[Observation].TickScale); |
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| 184 | |||
| 185 | msg = DisplayInfo[Observation].name; |
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| 186 | len = 7; |
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| 187 | int len1 = ObservationIndex > 0 ? len - 1 : len; |
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| 188 | for (i = 0; i < len1 && msg[i]; i++) |
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| 9 | mjames | 189 | { |
| 27 | mjames | 190 | buff[i] = msg[i]; |
| 9 | mjames | 191 | } |
| 27 | mjames | 192 | if (ObservationIndex > 0 && i < len) |
| 193 | { |
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| 194 | buff[i++] = ObservationIndex + '1'; |
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| 195 | } |
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| 9 | mjames | 196 | |
| 27 | mjames | 197 | print_large_string (buff, 64 - i * 4, 48, i); // this prints spaces for \0 at end of string |
| 9 | mjames | 198 | |
| 27 | mjames | 199 | // print suffix if present. |
| 200 | font_gotoxy (15, 4); |
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| 201 | int i = 0; |
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| 202 | while (DisplayInfo[Observation].suffix[i]) |
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| 7 | mjames | 203 | { |
| 27 | mjames | 204 | font_putchar (DisplayInfo[Observation].suffix[i++]); |
| 205 | } |
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| 14 | mjames | 206 | |
| 27 | mjames | 207 | OldObservation[dial] = Observation; |
| 208 | OldObservationIndex[dial] = ObservationIndex; |
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| 209 | // |
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| 210 | display (); |
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| 14 | mjames | 211 | |
| 27 | mjames | 212 | } |
| 213 | else |
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| 214 | { |
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| 215 | // check for timer timeout on consistent timer |
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| 216 | if (dial_timer[dial]) |
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| 217 | { |
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| 218 | dial_timer[dial]--; |
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| 14 | mjames | 219 | |
| 27 | mjames | 220 | if (dial_timer[dial] == 0) |
| 221 | { |
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| 222 | uint16_t curr_val = dial_pos[dial]; |
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| 223 | rc = EE_ReadVariable (VirtAddVarTab[dial], &curr_val); |
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| 224 | if ((rc != 0) || (curr_val != dial_pos[dial])) |
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| 225 | { |
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| 226 | //__disable_irq(); |
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| 227 | HAL_FLASH_Unlock (); |
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| 2 | mjames | 228 | |
| 27 | mjames | 229 | rc = EE_WriteVariable (VirtAddVarTab[dial], |
| 230 | dial_pos[dial]); |
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| 231 | HAL_FLASH_Lock (); |
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| 232 | //__enable_irq(); |
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| 7 | mjames | 233 | } |
| 27 | mjames | 234 | } |
| 235 | } |
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| 2 | mjames | 236 | |
| 27 | mjames | 237 | } |
| 21 | mjames | 238 | |
| 27 | mjames | 239 | double max_rdg; |
| 240 | double min_rdg; |
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| 241 | double cur_rdg; |
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| 242 | int int_rdg; |
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| 243 | int int_max; |
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| 244 | int int_min; |
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| 18 | mjames | 245 | |
| 27 | mjames | 246 | max_rdg = ConveriMFDRaw2Data (Observation, |
| 247 | DisplayInfo[Observation].Units, |
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| 248 | Max[ItemIndex]); |
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| 249 | min_rdg = ConveriMFDRaw2Data (Observation, |
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| 250 | DisplayInfo[Observation].Units, |
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| 251 | Min[ItemIndex]); |
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| 252 | cur_rdg = ConveriMFDRaw2Data (Observation, |
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| 253 | DisplayInfo[Observation].Units, |
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| 254 | DataVal); |
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| 18 | mjames | 255 | |
| 27 | mjames | 256 | int dp_pos; // where to print the decimal place |
| 257 | float scale = 1.0; |
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| 258 | switch (DisplayInfo[Observation].DP) |
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| 259 | { |
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| 260 | case 0: |
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| 261 | scale = 1.0; |
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| 262 | dp_pos = 100; |
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| 263 | break; |
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| 264 | case 1: |
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| 265 | scale = 10.0; |
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| 266 | dp_pos = 1; |
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| 267 | break; |
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| 268 | case 2: |
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| 269 | scale = 100.0; |
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| 270 | dp_pos = 2; |
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| 271 | break; |
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| 272 | } |
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| 273 | int_rdg = (int) (cur_rdg * scale); |
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| 274 | int_max = (int) (max_rdg * scale); |
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| 275 | int_min = (int) (min_rdg * scale); |
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| 2 | mjames | 276 | |
| 27 | mjames | 277 | cur_rdg -= DisplayInfo[Observation].Low; |
| 278 | cur_rdg = 100 * cur_rdg |
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| 279 | / (DisplayInfo[Observation].High - DisplayInfo[Observation].Low); |
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| 2 | mjames | 280 | |
| 27 | mjames | 281 | dial0[dial] = (int) cur_rdg; |
| 2 | mjames | 282 | |
| 27 | mjames | 283 | /* old needle un-draw */ |
| 284 | if (dial1[dial] >= 0) |
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| 285 | { |
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| 286 | dial_draw_needle (dial1[dial]); |
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| 287 | } |
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| 288 | dial_draw_needle (dial0[dial]); |
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| 289 | // print value overlaid by needle |
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| 290 | // this is actual reading |
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| 291 | print_digits (30, 30, 5, dp_pos, int_rdg); |
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| 292 | font_gotoxy (0, 0); |
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| 293 | font_digits (5, dp_pos, int_min); |
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| 2 | mjames | 294 | |
| 27 | mjames | 295 | font_gotoxy (0, 1); |
| 296 | font_puts ("Min"); |
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| 2 | mjames | 297 | |
| 27 | mjames | 298 | font_gotoxy (15, 0); |
| 299 | font_digits (5, dp_pos, int_max); |
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| 300 | font_gotoxy (18, 1); |
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| 301 | font_puts ("Max"); |
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| 15 | mjames | 302 | |
| 27 | mjames | 303 | dial1[dial] = dial0[dial]; |
| 2 | mjames | 304 | |
| 27 | mjames | 305 | display (); |
| 9 | mjames | 306 | |
| 7 | mjames | 307 | } |
| 27 | mjames | 308 | } |
| 309 | return ItemIndex; |
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| 7 | mjames | 310 | } |
| 311 | /* USER CODE END 0 */ |
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| 2 | mjames | 312 | |
| 29 | mjames | 313 | int main(void) |
| 7 | mjames | 314 | { |
| 2 | mjames | 315 | |
| 16 | mjames | 316 | /* USER CODE BEGIN 1 */ |
| 2 | mjames | 317 | |
| 27 | mjames | 318 | GPIO_InitTypeDef GPIO_InitStruct; |
| 2 | mjames | 319 | |
| 27 | mjames | 320 | __HAL_RCC_SPI1_CLK_ENABLE() |
| 321 | ; |
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| 322 | __HAL_RCC_USART1_CLK_ENABLE() |
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| 323 | ; // PLX main port |
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| 324 | __HAL_RCC_USART2_CLK_ENABLE() |
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| 325 | ; // debug port |
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| 326 | __HAL_RCC_USART3_CLK_ENABLE (); // Bluetooth port |
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| 23 | mjames | 327 | |
| 16 | mjames | 328 | /* USER CODE END 1 */ |
| 2 | mjames | 329 | |
| 16 | mjames | 330 | /* MCU Configuration----------------------------------------------------------*/ |
| 6 | mjames | 331 | |
| 16 | mjames | 332 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
| 29 | mjames | 333 | HAL_Init(); |
| 2 | mjames | 334 | |
| 16 | mjames | 335 | /* Configure the system clock */ |
| 29 | mjames | 336 | SystemClock_Config(); |
| 2 | mjames | 337 | |
| 16 | mjames | 338 | /* Initialize all configured peripherals */ |
| 29 | mjames | 339 | MX_GPIO_Init(); |
| 340 | MX_SPI1_Init(); |
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| 341 | MX_USART1_UART_Init(); |
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| 342 | MX_USART2_UART_Init(); |
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| 343 | MX_USART3_UART_Init(); |
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| 2 | mjames | 344 | |
| 16 | mjames | 345 | /* USER CODE BEGIN 2 */ |
| 2 | mjames | 346 | |
| 27 | mjames | 347 | /* Turn on USART1 IRQ */ |
| 348 | HAL_NVIC_SetPriority (USART1_IRQn, 2, 0); |
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| 349 | HAL_NVIC_EnableIRQ (USART1_IRQn); |
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| 4 | mjames | 350 | |
| 27 | mjames | 351 | /* Turn on USART2 IRQ */ |
| 352 | HAL_NVIC_SetPriority (USART2_IRQn, 4, 0); |
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| 353 | HAL_NVIC_EnableIRQ (USART2_IRQn); |
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| 2 | mjames | 354 | |
| 27 | mjames | 355 | /* turn on USART3 IRQ */ |
| 356 | HAL_NVIC_SetPriority (USART3_IRQn, 4, 0); |
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| 357 | HAL_NVIC_EnableIRQ (USART3_IRQn); |
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| 4 | mjames | 358 | |
| 27 | mjames | 359 | /* setup the USART control blocks */ |
| 360 | init_usart_ctl (&uc1, huart1.Instance); |
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| 361 | init_usart_ctl (&uc2, huart2.Instance); |
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| 362 | init_usart_ctl (&uc3, huart3.Instance); |
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| 23 | mjames | 363 | |
| 27 | mjames | 364 | EnableSerialRxInterrupt (&uc1); |
| 365 | EnableSerialRxInterrupt (&uc2); |
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| 366 | EnableSerialRxInterrupt (&uc3); |
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| 23 | mjames | 367 | |
| 27 | mjames | 368 | /* Unlock the Flash to enable the flash control register access *************/ |
| 369 | HAL_FLASH_Unlock (); |
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| 23 | mjames | 370 | |
| 27 | mjames | 371 | //__disable_irq(); |
| 372 | EE_Init (); |
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| 373 | //__enable_irq(); |
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| 23 | mjames | 374 | |
| 27 | mjames | 375 | HAL_FLASH_Lock (); |
| 2 | mjames | 376 | |
| 27 | mjames | 377 | InitSwitches (); |
| 23 | mjames | 378 | |
| 27 | mjames | 379 | int i; |
| 380 | uint16_t rc; |
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| 381 | for (i = 0; i < 2; i++) |
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| 382 | { |
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| 383 | uint16_t val; |
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| 7 | mjames | 384 | |
| 27 | mjames | 385 | uint16_t rc = EE_ReadVariable (VirtAddVarTab[i], &val); |
| 16 | mjames | 386 | |
| 27 | mjames | 387 | if (rc == 0) |
| 17 | mjames | 388 | { |
| 27 | mjames | 389 | dial_pos[i] = val; |
| 17 | mjames | 390 | } |
| 27 | mjames | 391 | else |
| 392 | { |
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| 393 | break; |
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| 394 | } |
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| 395 | } |
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| 17 | mjames | 396 | |
| 27 | mjames | 397 | ap_init (); // set up the approximate math library |
| 18 | mjames | 398 | |
| 27 | mjames | 399 | int disp; |
| 18 | mjames | 400 | |
| 27 | mjames | 401 | ssd1306_begin (1, 0); |
| 402 | dial_origin (64, 60); |
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| 403 | dial_size (60); |
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| 7 | mjames | 404 | |
| 27 | mjames | 405 | /* reset the display timeout, latch on power from accessories */ |
| 406 | Latch_Timer = IGNITION_OFF_TIMEOUT; |
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| 407 | HAL_GPIO_WritePin (POWER_LATCH_GPIO_Port, POWER_LATCH_Pin, GPIO_PIN_RESET); |
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| 7 | mjames | 408 | |
| 27 | mjames | 409 | for (disp = 0; disp < 2; disp++) |
| 410 | { |
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| 411 | select_display (disp); |
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| 412 | clearDisplay (); |
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| 413 | dim (0); |
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| 414 | //font_puts( |
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| 415 | // "Hello world !!\rThis text is a test of the text rendering library in a 5*7 font"); |
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| 10 | mjames | 416 | |
| 27 | mjames | 417 | dial_draw_scale (0, 10, 12, 5, 1); |
| 418 | char buffer[] = "Display "; |
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| 419 | buffer[8] = disp + '1'; |
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| 420 | print_large_string (buffer, 20, 30, 9); |
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| 10 | mjames | 421 | |
| 27 | mjames | 422 | display (); |
| 4 | mjames | 423 | |
| 27 | mjames | 424 | } |
| 4 | mjames | 425 | |
| 16 | mjames | 426 | /* USER CODE END 2 */ |
| 7 | mjames | 427 | |
| 16 | mjames | 428 | /* Infinite loop */ |
| 429 | /* USER CODE BEGIN WHILE */ |
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| 27 | mjames | 430 | uint32_t Ticks = HAL_GetTick () + 100; |
| 7 | mjames | 431 | |
| 27 | mjames | 432 | /* while ignition is on, keep resetting power latch timer */ |
| 433 | if (HAL_GPIO_ReadPin (IGNITION_GPIO_Port, IGNITION_Pin) == GPIO_PIN_RESET) |
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| 434 | { |
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| 435 | Latch_Timer = HAL_GetTick () + IGNITION_OFF_TIMEOUT; |
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| 436 | } |
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| 437 | else |
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| 438 | { |
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| 439 | /* if the ignition has been off for a while, then turn off power */ |
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| 440 | if (HAL_GetTick () > Latch_Timer) |
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| 24 | mjames | 441 | { |
| 27 | mjames | 442 | HAL_GPIO_WritePin (POWER_LATCH_GPIO_Port, POWER_LATCH_Pin, |
| 443 | GPIO_PIN_RESET); |
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| 24 | mjames | 444 | } |
| 27 | mjames | 445 | } |
| 446 | |||
| 447 | uint32_t timeout = 0; // |
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| 448 | // PLX decoder protocols |
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| 449 | char PLXPacket = 0; |
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| 450 | for (i = 0; i < MAXRDG; i++) |
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| 451 | { |
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| 452 | Max[i] = 0; |
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| 453 | Min[i] = 0xFFF; // 12 bit max value |
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| 454 | } |
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| 455 | |||
| 456 | int PLXPtr = 0; |
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| 457 | |||
| 458 | while (1) |
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| 459 | { |
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| 460 | // poll switche |
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| 461 | HandleSwitches (); |
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| 462 | // Handle the bluetooth pairing function by pressing both buttons. |
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| 463 | if ((push_pos[0] == 1) && (push_pos[1] == 1)) |
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| 24 | mjames | 464 | { |
| 27 | mjames | 465 | HAL_GPIO_WritePin (BT_BUTTON_GPIO_Port, BT_BUTTON_Pin, GPIO_PIN_SET); |
| 24 | mjames | 466 | } |
| 27 | mjames | 467 | else |
| 468 | { |
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| 469 | HAL_GPIO_WritePin (BT_BUTTON_GPIO_Port, BT_BUTTON_Pin, |
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| 470 | GPIO_PIN_RESET); |
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| 24 | mjames | 471 | |
| 7 | mjames | 472 | } |
| 473 | |||
| 27 | mjames | 474 | uint16_t cc = SerialCharsReceived (&uc1); |
| 475 | int chr; |
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| 476 | if (cc == 0) |
||
| 477 | { |
||
| 478 | timeout++; |
||
| 479 | if (timeout % 1000 == 0) |
||
| 480 | { |
||
| 481 | PutCharSerial (&uc3, '+'); |
||
| 482 | } |
||
| 483 | if (timeout > 60000) |
||
| 484 | { |
||
| 485 | // do turn off screen |
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| 486 | } |
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| 7 | mjames | 487 | |
| 27 | mjames | 488 | } |
| 489 | for (chr = 0; chr < cc; chr++) |
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| 7 | mjames | 490 | { |
| 27 | mjames | 491 | char c = GetCharSerial (&uc1); |
| 492 | timeout = 0; |
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| 493 | |||
| 494 | if (c == PLX_Start) // at any time if the start byte appears, reset the pointers |
||
| 495 | { |
||
| 496 | PLXPtr = 0; // reset the pointer |
||
| 497 | PLXPacket = 1; |
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| 498 | } |
||
| 499 | else if (c == PLX_Stop) |
||
| 500 | { |
||
| 501 | if (PLXPacket) |
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| 23 | mjames | 502 | { |
| 27 | mjames | 503 | // we can now decode the selected parameter |
| 504 | PLXItems = PLXPtr / sizeof(PLX_SensorInfo); // total |
||
| 505 | // saturate the rotary switch position |
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| 7 | mjames | 506 | |
| 27 | mjames | 507 | int DataVal; |
| 508 | // process min/max |
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| 509 | for (i = 0; i < PLXItems; i++) |
||
| 510 | { |
||
| 511 | // Send item to BT |
||
| 512 | uint16_t addr = ConvPLX (Data.Sensor[i].AddrH, |
||
| 513 | Data.Sensor[i].AddrL); |
||
| 514 | uint8_t inst = Data.Sensor[i].Instance; |
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| 515 | uint16_t reading = ConvPLX (Data.Sensor[i].ReadingH, |
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| 516 | Data.Sensor[i].ReadingL); |
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| 9 | mjames | 517 | |
| 27 | mjames | 518 | char outbuff[100]; |
| 519 | int cnt = simple_sprintf (outbuff, "%d,%d,%d\n", addr, inst, |
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| 520 | reading); |
||
| 521 | int i; |
||
| 522 | for (i = 0; i < cnt; i++) |
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| 23 | mjames | 523 | |
| 524 | { |
||
| 27 | mjames | 525 | PutCharSerial (&uc3, outbuff[i]); |
| 23 | mjames | 526 | } |
| 27 | mjames | 527 | DataVal = ConvPLX (Data.Sensor[i].ReadingH, |
| 528 | Data.Sensor[i].ReadingL); |
||
| 529 | if (DataVal > Max[i]) |
||
| 23 | mjames | 530 | { |
| 27 | mjames | 531 | Max[i] = DataVal; |
| 23 | mjames | 532 | } |
| 27 | mjames | 533 | if (DataVal < Min[i]) |
| 6 | mjames | 534 | { |
| 27 | mjames | 535 | Min[i] = DataVal; |
| 4 | mjames | 536 | } |
| 27 | mjames | 537 | } |
| 7 | mjames | 538 | |
| 27 | mjames | 539 | // now to display the information |
| 540 | int suppress = DisplayCurrent (0, -1); |
||
| 541 | DisplayCurrent (1, suppress); |
||
| 6 | mjames | 542 | } |
| 27 | mjames | 543 | PLXPtr = 0; |
| 544 | PLXPacket = 0; |
||
| 545 | } |
||
| 546 | else if (c > PLX_Stop) // illegal char, restart reading |
||
| 547 | { |
||
| 548 | PLXPacket = 0; |
||
| 549 | PLXPtr = 0; |
||
| 550 | } |
||
| 551 | else if (PLXPtr < sizeof(Data.Bytes)) |
||
| 552 | { |
||
| 553 | Data.Bytes[PLXPtr++] = c; |
||
| 554 | } |
||
| 555 | } |
||
| 4 | mjames | 556 | |
| 27 | mjames | 557 | HAL_Delay (1); |
| 558 | } |
||
| 16 | mjames | 559 | /* USER CODE END WHILE */ |
| 2 | mjames | 560 | |
| 16 | mjames | 561 | /* USER CODE BEGIN 3 */ |
| 6 | mjames | 562 | |
| 16 | mjames | 563 | /* USER CODE END 3 */ |
| 564 | |||
| 2 | mjames | 565 | } |
| 566 | |||
| 567 | /** System Clock Configuration |
||
| 29 | mjames | 568 | */ |
| 569 | void SystemClock_Config(void) |
||
| 5 | mjames | 570 | { |
| 2 | mjames | 571 | |
| 16 | mjames | 572 | RCC_OscInitTypeDef RCC_OscInitStruct; |
| 573 | RCC_ClkInitTypeDef RCC_ClkInitStruct; |
||
| 2 | mjames | 574 | |
| 29 | mjames | 575 | __HAL_RCC_PWR_CLK_ENABLE(); |
| 576 | |||
| 577 | __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1); |
||
| 578 | |||
| 16 | mjames | 579 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; |
| 29 | mjames | 580 | RCC_OscInitStruct.HSEState = RCC_HSE_ON; |
| 16 | mjames | 581 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
| 582 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; |
||
| 29 | mjames | 583 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL12; |
| 584 | RCC_OscInitStruct.PLL.PLLDIV = RCC_PLL_DIV3; |
||
| 585 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
||
| 586 | { |
||
| 587 | Error_Handler(); |
||
| 588 | } |
||
| 2 | mjames | 589 | |
| 29 | mjames | 590 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |
| 591 | |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; |
||
| 16 | mjames | 592 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
| 593 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
||
| 29 | mjames | 594 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1; |
| 16 | mjames | 595 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
| 29 | mjames | 596 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) |
| 597 | { |
||
| 598 | Error_Handler(); |
||
| 599 | } |
||
| 2 | mjames | 600 | |
| 29 | mjames | 601 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); |
| 2 | mjames | 602 | |
| 29 | mjames | 603 | HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK); |
| 2 | mjames | 604 | |
| 16 | mjames | 605 | /* SysTick_IRQn interrupt configuration */ |
| 29 | mjames | 606 | HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); |
| 2 | mjames | 607 | } |
| 608 | |||
| 609 | /* SPI1 init function */ |
||
| 29 | mjames | 610 | static void MX_SPI1_Init(void) |
| 5 | mjames | 611 | { |
| 2 | mjames | 612 | |
| 16 | mjames | 613 | hspi1.Instance = SPI1; |
| 614 | hspi1.Init.Mode = SPI_MODE_MASTER; |
||
| 615 | hspi1.Init.Direction = SPI_DIRECTION_1LINE; |
||
| 616 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
||
| 617 | hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH; |
||
| 618 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
||
| 619 | hspi1.Init.NSS = SPI_NSS_SOFT; |
||
| 29 | mjames | 620 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_4; |
| 16 | mjames | 621 | hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; |
| 622 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
||
| 623 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
||
| 624 | hspi1.Init.CRCPolynomial = 10; |
||
| 29 | mjames | 625 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
| 626 | { |
||
| 627 | Error_Handler(); |
||
| 628 | } |
||
| 2 | mjames | 629 | |
| 630 | } |
||
| 631 | |||
| 3 | mjames | 632 | /* USART1 init function */ |
| 29 | mjames | 633 | static void MX_USART1_UART_Init(void) |
| 5 | mjames | 634 | { |
| 3 | mjames | 635 | |
| 16 | mjames | 636 | huart1.Instance = USART1; |
| 637 | huart1.Init.BaudRate = 19200; |
||
| 638 | huart1.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 639 | huart1.Init.StopBits = UART_STOPBITS_1; |
||
| 640 | huart1.Init.Parity = UART_PARITY_NONE; |
||
| 641 | huart1.Init.Mode = UART_MODE_TX_RX; |
||
| 642 | huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 643 | huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 29 | mjames | 644 | if (HAL_UART_Init(&huart1) != HAL_OK) |
| 645 | { |
||
| 646 | Error_Handler(); |
||
| 647 | } |
||
| 3 | mjames | 648 | |
| 649 | } |
||
| 650 | |||
| 2 | mjames | 651 | /* USART2 init function */ |
| 29 | mjames | 652 | static void MX_USART2_UART_Init(void) |
| 5 | mjames | 653 | { |
| 2 | mjames | 654 | |
| 16 | mjames | 655 | huart2.Instance = USART2; |
| 656 | huart2.Init.BaudRate = 115200; |
||
| 657 | huart2.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 658 | huart2.Init.StopBits = UART_STOPBITS_1; |
||
| 659 | huart2.Init.Parity = UART_PARITY_NONE; |
||
| 660 | huart2.Init.Mode = UART_MODE_TX_RX; |
||
| 661 | huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 662 | huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 29 | mjames | 663 | if (HAL_UART_Init(&huart2) != HAL_OK) |
| 664 | { |
||
| 665 | Error_Handler(); |
||
| 666 | } |
||
| 2 | mjames | 667 | |
| 668 | } |
||
| 669 | |||
| 23 | mjames | 670 | /* USART3 init function */ |
| 29 | mjames | 671 | static void MX_USART3_UART_Init(void) |
| 23 | mjames | 672 | { |
| 673 | |||
| 674 | huart3.Instance = USART3; |
||
| 675 | huart3.Init.BaudRate = 19200; |
||
| 676 | huart3.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 677 | huart3.Init.StopBits = UART_STOPBITS_1; |
||
| 678 | huart3.Init.Parity = UART_PARITY_NONE; |
||
| 679 | huart3.Init.Mode = UART_MODE_TX_RX; |
||
| 680 | huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 681 | huart3.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 29 | mjames | 682 | if (HAL_UART_Init(&huart3) != HAL_OK) |
| 683 | { |
||
| 684 | Error_Handler(); |
||
| 685 | } |
||
| 23 | mjames | 686 | |
| 687 | } |
||
| 688 | |||
| 7 | mjames | 689 | /** Configure pins as |
| 29 | mjames | 690 | * Analog |
| 691 | * Input |
||
| 692 | * Output |
||
| 693 | * EVENT_OUT |
||
| 694 | * EXTI |
||
| 695 | */ |
||
| 696 | static void MX_GPIO_Init(void) |
||
| 5 | mjames | 697 | { |
| 2 | mjames | 698 | |
| 16 | mjames | 699 | GPIO_InitTypeDef GPIO_InitStruct; |
| 2 | mjames | 700 | |
| 16 | mjames | 701 | /* GPIO Ports Clock Enable */ |
| 29 | mjames | 702 | __HAL_RCC_GPIOH_CLK_ENABLE(); |
| 703 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
||
| 704 | __HAL_RCC_GPIOC_CLK_ENABLE(); |
||
| 705 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
||
| 2 | mjames | 706 | |
| 16 | mjames | 707 | /*Configure GPIO pin Output Level */ |
| 29 | mjames | 708 | HAL_GPIO_WritePin(GPIOA, SPI1_NSS1_Pin|SPI1CD_Pin|BT_BUTTON_Pin, GPIO_PIN_RESET); |
| 2 | mjames | 709 | |
| 16 | mjames | 710 | /*Configure GPIO pin Output Level */ |
| 29 | mjames | 711 | HAL_GPIO_WritePin(GPIOC, SPI_RESET_Pin|SPI_NSS2_Pin|POWER_LATCH_Pin|USB_PWR_Pin, GPIO_PIN_RESET); |
| 2 | mjames | 712 | |
| 29 | mjames | 713 | /*Configure GPIO pins : SPI1_NSS1_Pin SPI1CD_Pin BT_BUTTON_Pin */ |
| 714 | GPIO_InitStruct.Pin = SPI1_NSS1_Pin|SPI1CD_Pin|BT_BUTTON_Pin; |
||
| 16 | mjames | 715 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 29 | mjames | 716 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
| 16 | mjames | 717 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
| 29 | mjames | 718 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
| 2 | mjames | 719 | |
| 24 | mjames | 720 | /*Configure GPIO pins : SPI_RESET_Pin SPI_NSS2_Pin POWER_LATCH_Pin USB_PWR_Pin */ |
| 29 | mjames | 721 | GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NSS2_Pin|POWER_LATCH_Pin|USB_PWR_Pin; |
| 16 | mjames | 722 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 29 | mjames | 723 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
| 16 | mjames | 724 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
| 29 | mjames | 725 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
| 2 | mjames | 726 | |
| 29 | mjames | 727 | /*Configure GPIO pin : SW1_PUSH_Pin */ |
| 728 | GPIO_InitStruct.Pin = SW1_PUSH_Pin; |
||
| 729 | GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING; |
||
| 730 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 731 | HAL_GPIO_Init(SW1_PUSH_GPIO_Port, &GPIO_InitStruct); |
||
| 5 | mjames | 732 | |
| 29 | mjames | 733 | /*Configure GPIO pins : SW_I_Pin SW1_Q_Pin SW2_PUSH_Pin */ |
| 734 | GPIO_InitStruct.Pin = SW_I_Pin|SW1_Q_Pin|SW2_PUSH_Pin; |
||
| 16 | mjames | 735 | GPIO_InitStruct.Mode = GPIO_MODE_INPUT; |
| 29 | mjames | 736 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
| 737 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
||
| 5 | mjames | 738 | |
| 29 | mjames | 739 | /*Configure GPIO pins : SW2_I_Pin SW2_Q_Pin IGNITION_Pin */ |
| 740 | GPIO_InitStruct.Pin = SW2_I_Pin|SW2_Q_Pin|IGNITION_Pin; |
||
| 24 | mjames | 741 | GPIO_InitStruct.Mode = GPIO_MODE_INPUT; |
| 742 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 29 | mjames | 743 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
| 24 | mjames | 744 | |
| 2 | mjames | 745 | } |
| 746 | |||
| 747 | /* USER CODE BEGIN 4 */ |
||
| 748 | |||
| 749 | /* USER CODE END 4 */ |
||
| 750 | |||
| 5 | mjames | 751 | /** |
| 29 | mjames | 752 | * @brief This function is executed in case of error occurrence. |
| 753 | * @param None |
||
| 754 | * @retval None |
||
| 755 | */ |
||
| 756 | void Error_Handler(void) |
||
| 5 | mjames | 757 | { |
| 16 | mjames | 758 | /* USER CODE BEGIN Error_Handler */ |
| 27 | mjames | 759 | /* User can add his own implementation to report the HAL error return state */ |
| 760 | while (1) |
||
| 761 | { |
||
| 762 | } |
||
| 29 | mjames | 763 | /* USER CODE END Error_Handler */ |
| 5 | mjames | 764 | } |
| 765 | |||
| 2 | mjames | 766 | #ifdef USE_FULL_ASSERT |
| 767 | |||
| 768 | /** |
||
| 29 | mjames | 769 | * @brief Reports the name of the source file and the source line number |
| 770 | * where the assert_param error has occurred. |
||
| 771 | * @param file: pointer to the source file name |
||
| 772 | * @param line: assert_param error line source number |
||
| 773 | * @retval None |
||
| 774 | */ |
||
| 2 | mjames | 775 | void assert_failed(uint8_t* file, uint32_t line) |
| 29 | mjames | 776 | { |
| 777 | /* USER CODE BEGIN 6 */ |
||
| 27 | mjames | 778 | /* User can add his own implementation to report the file name and line number, |
| 779 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
||
| 29 | mjames | 780 | /* USER CODE END 6 */ |
| 2 | mjames | 781 | |
| 29 | mjames | 782 | } |
| 2 | mjames | 783 | |
| 784 | #endif |
||
| 785 | |||
| 786 | /** |
||
| 29 | mjames | 787 | * @} |
| 788 | */ |
||
| 2 | mjames | 789 | |
| 790 | /** |
||
| 29 | mjames | 791 | * @} |
| 792 | */ |
||
| 2 | mjames | 793 | |
| 794 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |