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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2 | mjames | 1 | /** |
| 16 | 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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| 23 | mjames | 7 | * COPYRIGHT(c) 2017 STMicroelectronics |
| 16 | mjames | 8 | * |
| 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 ------------------------------------------------------------------*/ |
| 34 | #include "stm32f1xx_hal.h" |
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| 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" |
| 2 | mjames | 47 | |
| 48 | /* USER CODE END Includes */ |
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| 49 | |||
| 50 | /* Private variables ---------------------------------------------------------*/ |
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| 51 | SPI_HandleTypeDef hspi1; |
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| 52 | |||
| 3 | mjames | 53 | UART_HandleTypeDef huart1; |
| 2 | mjames | 54 | UART_HandleTypeDef huart2; |
| 23 | mjames | 55 | UART_HandleTypeDef huart3; |
| 2 | mjames | 56 | |
| 57 | /* USER CODE BEGIN PV */ |
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| 58 | /* Private variables ---------------------------------------------------------*/ |
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| 18 | mjames | 59 | #define MAXRDG 32 |
| 2 | mjames | 60 | |
| 24 | mjames | 61 | /* timeout when the ignition is switched off */ |
| 62 | #define IGNITION_OFF_TIMEOUT 30000UL |
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| 63 | |||
| 7 | mjames | 64 | int OldObservation[2] = |
| 65 | { -1, -1 }; // illegal initial value |
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| 66 | int OldObservationIndex[2] = |
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| 67 | { -1, -1 }; // if more than one sensor this will be printed |
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| 68 | int16_t dial0[2] = |
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| 69 | { 0, 0 }; |
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| 70 | int16_t dial1[2] = |
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| 71 | { -1, -1 }; |
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| 14 | mjames | 72 | |
| 18 | mjames | 73 | uint16_t dial_timer[2] = |
| 74 | { 0, 0 }; |
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| 75 | |||
| 76 | static const int DialTimeout = 50; // about 20 seconds after twiddle, save the dial position. |
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| 77 | |||
| 16 | mjames | 78 | /* Virtual address defined by the user: 0xFFFF value is prohibited */ |
| 17 | mjames | 79 | uint16_t VirtAddVarTab[NumbOfVar] = {0x1111,0x2222 } ; |
| 14 | mjames | 80 | |
| 7 | mjames | 81 | union |
| 82 | { |
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| 83 | PLX_SensorInfo Sensor[MAXRDG]; |
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| 84 | char Bytes[MAXRDG * sizeof(PLX_SensorInfo)]; |
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| 85 | } Data; |
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| 86 | int Max[MAXRDG]; |
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| 87 | int Min[MAXRDG]; |
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| 88 | int PLXItems; |
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| 24 | mjames | 89 | |
| 90 | uint32_t Latch_Timer = IGNITION_OFF_TIMEOUT; |
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| 91 | |||
| 92 | |||
| 2 | mjames | 93 | /* USER CODE END PV */ |
| 94 | |||
| 95 | /* Private function prototypes -----------------------------------------------*/ |
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| 16 | mjames | 96 | void SystemClock_Config(void); |
| 97 | void Error_Handler(void); |
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| 98 | static void MX_GPIO_Init(void); |
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| 99 | static void MX_SPI1_Init(void); |
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| 100 | static void MX_USART2_UART_Init(void); |
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| 101 | static void MX_USART1_UART_Init(void); |
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| 23 | mjames | 102 | static void MX_USART3_UART_Init(void); |
| 2 | mjames | 103 | |
| 104 | /* USER CODE BEGIN PFP */ |
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| 105 | /* Private function prototypes -----------------------------------------------*/ |
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| 106 | |||
| 107 | /* USER CODE END PFP */ |
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| 108 | |||
| 109 | /* USER CODE BEGIN 0 */ |
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| 110 | /* dummy function */ |
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| 7 | mjames | 111 | void _init(void) |
| 6 | mjames | 112 | { |
| 2 | mjames | 113 | |
| 114 | } |
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| 7 | mjames | 115 | // the dial is the switch number we are using. |
| 116 | // suppress is the ItemIndex we wish to suppress on this display |
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| 117 | int DisplayCurrent(int dial,int suppress) |
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| 118 | { |
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| 119 | char buff[10]; |
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| 120 | int i; |
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| 18 | mjames | 121 | int rc; |
| 7 | mjames | 122 | select_display(dial); // pick the display we are using |
| 13 | mjames | 123 | int ItemIndex = dial_pos[dial]/4; |
| 14 | mjames | 124 | |
| 7 | mjames | 125 | // wrap around count if dial too far to the right |
| 126 | if (ItemIndex >= PLXItems) |
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| 127 | { |
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| 128 | dial_pos[dial] = 0; |
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| 129 | ItemIndex = 0; |
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| 130 | } |
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| 131 | if (ItemIndex < 0) |
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| 132 | { |
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| 14 | mjames | 133 | ItemIndex = PLXItems-1; |
| 134 | dial_pos[dial] = (PLXItems-1)*4; |
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| 7 | mjames | 135 | } |
| 2 | mjames | 136 | |
| 9 | mjames | 137 | |
| 138 | |||
| 7 | mjames | 139 | // check for item suppression |
| 140 | if(ItemIndex == suppress) |
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| 141 | { |
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| 142 | dial1[dial] = -1; |
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| 143 | OldObservation[dial] = -1; |
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| 144 | OldObservationIndex[dial] = -1; |
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| 2 | mjames | 145 | |
| 8 | mjames | 146 | clearDisplay(); |
| 147 | display(); |
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| 7 | mjames | 148 | return -1; // we suppressed this display |
| 149 | } |
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| 150 | // do not try to convert if no items in buffer |
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| 151 | if (PLXItems > 0) |
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| 152 | { |
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| 153 | int DataVal = ConvPLX(Data.Sensor[ItemIndex].ReadingH, |
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| 154 | Data.Sensor[ItemIndex].ReadingL); // data reading |
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| 155 | int Observation = ConvPLX(Data.Sensor[ItemIndex].AddrH, |
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| 156 | Data.Sensor[ItemIndex].AddrL); |
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| 157 | int ObservationIndex = ConvPLX(0, Data.Sensor[ItemIndex].Instance); |
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| 158 | // now to convert the readings and format strings |
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| 159 | // find out limits |
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| 160 | char * msg; |
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| 161 | int len; |
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| 2 | mjames | 162 | |
| 9 | mjames | 163 | // if the user presses the dial then reset min/max to current value |
| 164 | if(push_pos[dial] == 1) |
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| 165 | { |
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| 166 | Max[ItemIndex] = DataVal; |
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| 167 | Min[ItemIndex] = DataVal; // 12 bit max value |
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| 168 | } |
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| 169 | |||
| 170 | |||
| 171 | |||
| 7 | mjames | 172 | if (Observation < PLX_MAX_OBS) |
| 173 | { |
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| 174 | if (Observation != OldObservation[dial] |
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| 175 | || ObservationIndex != OldObservationIndex[dial]) |
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| 176 | { |
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| 14 | mjames | 177 | |
| 18 | mjames | 178 | dial_timer[dial] = DialTimeout; |
| 14 | mjames | 179 | |
| 7 | mjames | 180 | dial1[dial] = -1; |
| 181 | clearDisplay(); |
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| 182 | dial_draw_scale( |
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| 13 | mjames | 183 | DisplayInfo[Observation].Low, |
| 184 | DisplayInfo[Observation].High, |
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| 185 | 12, 1,DisplayInfo[Observation].TickScale); |
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| 14 | mjames | 186 | |
| 187 | msg = DisplayInfo[Observation].name; |
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| 188 | len = 7; |
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| 189 | int len1 = ObservationIndex > 0 ? len-1: len; |
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| 190 | for (i = 0; i < len1 && msg[i]; i++) |
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| 7 | mjames | 191 | { |
| 14 | mjames | 192 | buff[i] = msg[i]; |
| 7 | mjames | 193 | } |
| 14 | mjames | 194 | if (ObservationIndex > 0 && i<len) |
| 7 | mjames | 195 | { |
| 14 | mjames | 196 | buff[i++] = ObservationIndex + '1'; |
| 7 | mjames | 197 | } |
| 2 | mjames | 198 | |
| 15 | mjames | 199 | print_large_string(buff, 64-i*4, 48, i); // this prints spaces for \0 at end of string |
| 14 | mjames | 200 | |
| 24 | mjames | 201 | // print suffix if present. |
| 202 | font_gotoxy(15,4); |
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| 203 | int i=0; |
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| 204 | while(DisplayInfo[Observation].suffix[i]) |
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| 205 | { |
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| 206 | font_putchar(DisplayInfo[Observation].suffix[i++]); |
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| 207 | } |
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| 208 | |||
| 7 | mjames | 209 | OldObservation[dial] = Observation; |
| 210 | OldObservationIndex[dial] = ObservationIndex; |
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| 211 | // |
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| 212 | display(); |
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| 2 | mjames | 213 | |
| 7 | mjames | 214 | } |
| 18 | mjames | 215 | else |
| 216 | { |
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| 217 | // check for timer timeout on consistent timer |
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| 218 | if(dial_timer[dial]) |
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| 219 | { |
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| 220 | dial_timer[dial]--; |
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| 2 | mjames | 221 | |
| 18 | mjames | 222 | if(dial_timer[dial]==0 ) |
| 223 | { |
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| 224 | uint16_t curr_val = dial_pos[dial]; |
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| 225 | rc = EE_ReadVariable(VirtAddVarTab[dial],&curr_val); |
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| 226 | if((rc !=0) || (curr_val != dial_pos[dial])) |
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| 227 | { |
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| 22 | mjames | 228 | //__disable_irq(); |
| 21 | mjames | 229 | HAL_FLASH_Unlock(); |
| 230 | |||
| 231 | rc = EE_WriteVariable(VirtAddVarTab[dial],dial_pos[dial]); |
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| 232 | HAL_FLASH_Lock(); |
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| 22 | mjames | 233 | //__enable_irq(); |
| 21 | mjames | 234 | } |
| 18 | mjames | 235 | } |
| 236 | } |
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| 237 | |||
| 238 | } |
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| 239 | |||
| 7 | mjames | 240 | double max_rdg; |
| 241 | double min_rdg; |
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| 242 | double cur_rdg; |
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| 243 | int int_rdg; |
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| 9 | mjames | 244 | int int_max; |
| 245 | int int_min; |
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| 2 | mjames | 246 | |
| 7 | mjames | 247 | max_rdg = ConveriMFDRaw2Data(Observation, |
| 248 | DisplayInfo[Observation].Units, Max[ItemIndex]); |
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| 249 | min_rdg = ConveriMFDRaw2Data(Observation, |
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| 250 | DisplayInfo[Observation].Units, Min[ItemIndex]); |
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| 251 | cur_rdg = ConveriMFDRaw2Data(Observation, |
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| 252 | DisplayInfo[Observation].Units, DataVal); |
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| 2 | mjames | 253 | |
| 7 | mjames | 254 | int dp_pos; // where to print the decimal place |
| 19 | mjames | 255 | float scale = 1.0; |
| 7 | mjames | 256 | switch (DisplayInfo[Observation].DP) |
| 257 | { |
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| 258 | case 0: |
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| 19 | mjames | 259 | scale = 1.0; |
| 7 | mjames | 260 | dp_pos = 100; |
| 261 | break; |
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| 262 | case 1: |
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| 19 | mjames | 263 | scale = 10.0; |
| 264 | dp_pos = 1; |
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| 7 | mjames | 265 | break; |
| 266 | case 2: |
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| 19 | mjames | 267 | scale = 100.0; |
| 7 | mjames | 268 | dp_pos = 2; |
| 269 | break; |
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| 270 | } |
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| 19 | mjames | 271 | int_rdg = (int) (cur_rdg * scale); |
| 272 | int_max = (int) (max_rdg * scale); |
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| 273 | int_min = (int) (min_rdg * scale); |
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| 2 | mjames | 274 | |
| 7 | mjames | 275 | cur_rdg -= DisplayInfo[Observation].Low; |
| 276 | cur_rdg = 100 * cur_rdg |
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| 277 | / (DisplayInfo[Observation].High |
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| 278 | - DisplayInfo[Observation].Low); |
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| 2 | mjames | 279 | |
| 13 | mjames | 280 | dial0[dial] = (int) cur_rdg ; |
| 2 | mjames | 281 | |
| 7 | mjames | 282 | /* old needle un-draw */ |
| 283 | if (dial1[dial] >= 0) |
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| 284 | { |
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| 285 | dial_draw_needle(dial1[dial]); |
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| 286 | } |
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| 287 | dial_draw_needle(dial0[dial]); |
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| 288 | // print value overlaid by needle |
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| 289 | // this is actual reading |
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| 19 | mjames | 290 | print_digits(30, 30, 5, dp_pos, int_rdg); |
| 9 | mjames | 291 | font_gotoxy(0,0); |
| 15 | mjames | 292 | font_digits(5,dp_pos,int_min); |
| 293 | |||
| 9 | mjames | 294 | font_gotoxy(0,1); |
| 295 | font_puts("Min"); |
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| 2 | mjames | 296 | |
| 15 | mjames | 297 | font_gotoxy(15,0); |
| 298 | font_digits(5,dp_pos,int_max); |
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| 9 | mjames | 299 | font_gotoxy(18,1); |
| 300 | font_puts("Max"); |
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| 301 | |||
| 7 | mjames | 302 | dial1[dial] = dial0[dial]; |
| 2 | mjames | 303 | |
| 7 | mjames | 304 | display(); |
| 2 | mjames | 305 | |
| 7 | mjames | 306 | } |
| 307 | } |
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| 308 | return ItemIndex; |
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| 309 | } |
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| 310 | /* USER CODE END 0 */ |
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| 2 | mjames | 311 | |
| 7 | mjames | 312 | int main(void) |
| 313 | { |
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| 2 | mjames | 314 | |
| 16 | mjames | 315 | /* USER CODE BEGIN 1 */ |
| 2 | mjames | 316 | |
| 7 | mjames | 317 | GPIO_InitTypeDef GPIO_InitStruct; |
| 2 | mjames | 318 | |
| 23 | mjames | 319 | __HAL_RCC_SPI1_CLK_ENABLE(); |
| 320 | __HAL_RCC_USART1_CLK_ENABLE(); // PLX main port |
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| 321 | __HAL_RCC_USART2_CLK_ENABLE(); // debug port |
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| 322 | __HAL_RCC_USART3_CLK_ENABLE(); // Bluetooth port |
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| 323 | |||
| 16 | mjames | 324 | /* USER CODE END 1 */ |
| 2 | mjames | 325 | |
| 16 | mjames | 326 | /* MCU Configuration----------------------------------------------------------*/ |
| 6 | mjames | 327 | |
| 16 | mjames | 328 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
| 329 | HAL_Init(); |
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| 2 | mjames | 330 | |
| 16 | mjames | 331 | /* Configure the system clock */ |
| 332 | SystemClock_Config(); |
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| 2 | mjames | 333 | |
| 16 | mjames | 334 | /* Initialize all configured peripherals */ |
| 335 | MX_GPIO_Init(); |
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| 336 | MX_SPI1_Init(); |
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| 337 | MX_USART2_UART_Init(); |
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| 338 | MX_USART1_UART_Init(); |
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| 23 | mjames | 339 | MX_USART3_UART_Init(); |
| 2 | mjames | 340 | |
| 16 | mjames | 341 | /* USER CODE BEGIN 2 */ |
| 2 | mjames | 342 | |
| 4 | mjames | 343 | |
| 2 | mjames | 344 | |
| 7 | mjames | 345 | /* Turn on USART1 IRQ */ |
| 346 | HAL_NVIC_SetPriority(USART1_IRQn, 2, 0); |
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| 347 | HAL_NVIC_EnableIRQ(USART1_IRQn); |
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| 4 | mjames | 348 | |
| 23 | mjames | 349 | /* Turn on USART2 IRQ */ |
| 350 | HAL_NVIC_SetPriority(USART2_IRQn, 4, 0); |
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| 351 | HAL_NVIC_EnableIRQ(USART2_IRQn); |
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| 352 | |||
| 353 | /* turn on USART3 IRQ */ |
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| 354 | HAL_NVIC_SetPriority(USART3_IRQn, 4, 0); |
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| 355 | HAL_NVIC_EnableIRQ(USART3_IRQn); |
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| 356 | |||
| 357 | |||
| 358 | |||
| 7 | 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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| 23 | mjames | 362 | init_usart_ctl(&uc3, huart3.Instance); |
| 2 | mjames | 363 | |
| 7 | mjames | 364 | EnableSerialRxInterrupt(&uc1); |
| 365 | EnableSerialRxInterrupt(&uc2); |
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| 23 | mjames | 366 | EnableSerialRxInterrupt(&uc3); |
| 367 | |||
| 18 | mjames | 368 | /* Unlock the Flash to enable the flash control register access *************/ |
| 369 | HAL_FLASH_Unlock(); |
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| 7 | mjames | 370 | |
| 22 | mjames | 371 | //__disable_irq(); |
| 16 | mjames | 372 | EE_Init(); |
| 22 | mjames | 373 | //__enable_irq(); |
| 16 | mjames | 374 | |
| 21 | mjames | 375 | HAL_FLASH_Lock(); |
| 18 | mjames | 376 | |
| 22 | mjames | 377 | |
| 378 | InitSwitches(); |
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| 379 | |||
| 17 | mjames | 380 | int i; |
| 18 | mjames | 381 | uint16_t rc; |
| 17 | mjames | 382 | for(i=0;i<2;i++) |
| 383 | { |
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| 384 | uint16_t val; |
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| 385 | |||
| 18 | mjames | 386 | uint16_t rc = EE_ReadVariable(VirtAddVarTab[i], &val); |
| 17 | mjames | 387 | |
| 388 | if (rc == 0) |
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| 389 | { |
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| 390 | dial_pos[i] = val; |
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| 391 | } |
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| 18 | mjames | 392 | else |
| 393 | { |
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| 394 | break; |
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| 395 | } |
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| 17 | mjames | 396 | } |
| 397 | |||
| 18 | mjames | 398 | |
| 399 | |||
| 7 | mjames | 400 | ap_init(); // set up the approximate math library |
| 401 | |||
| 402 | int disp; |
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| 403 | |||
| 404 | ssd1306_begin(1, 0); |
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| 10 | mjames | 405 | dial_origin(64, 60); |
| 406 | dial_size(60); |
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| 407 | |||
| 24 | mjames | 408 | /* reset the display timeout, latch on power from accessories */ |
| 409 | Latch_Timer = IGNITION_OFF_TIMEOUT; |
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| 410 | HAL_GPIO_WritePin(POWER_LATCH_GPIO_Port,POWER_LATCH_Pin,GPIO_PIN_RESET); |
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| 10 | mjames | 411 | |
| 7 | mjames | 412 | for (disp = 0; disp < 2; disp++) |
| 6 | mjames | 413 | { |
| 7 | mjames | 414 | select_display(disp); |
| 415 | clearDisplay(); |
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| 416 | dim(0); |
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| 417 | //font_puts( |
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| 418 | // "Hello world !!\rThis text is a test of the text rendering library in a 5*7 font"); |
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| 4 | mjames | 419 | |
| 13 | mjames | 420 | dial_draw_scale(0, 10, 12, 5,1); |
| 10 | mjames | 421 | char buffer[] = "Display "; |
| 422 | buffer[8] = disp+'1'; |
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| 423 | print_large_string(buffer, 20,30, 9); |
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| 4 | mjames | 424 | |
| 7 | mjames | 425 | display(); |
| 4 | mjames | 426 | |
| 7 | mjames | 427 | } |
| 10 | mjames | 428 | |
| 429 | |||
| 4 | mjames | 430 | |
| 16 | mjames | 431 | /* USER CODE END 2 */ |
| 7 | mjames | 432 | |
| 16 | mjames | 433 | /* Infinite loop */ |
| 434 | /* USER CODE BEGIN WHILE */ |
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| 7 | mjames | 435 | uint32_t Ticks = HAL_GetTick() + 100; |
| 436 | |||
| 24 | mjames | 437 | /* while ignition is on, keep resetting power latch timer */ |
| 438 | if(HAL_GPIO_ReadPin(IGNITION_GPIO_Port,IGNITION_Pin) == GPIO_PIN_RESET) |
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| 439 | { |
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| 440 | Latch_Timer = HAL_GetTick() + IGNITION_OFF_TIMEOUT; |
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| 441 | } |
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| 442 | else |
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| 443 | { |
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| 444 | /* if the ignition has been off for a while, then turn off power */ |
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| 445 | if(HAL_GetTick() > Latch_Timer ) |
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| 446 | { |
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| 447 | HAL_GPIO_WritePin(POWER_LATCH_GPIO_Port,POWER_LATCH_Pin,GPIO_PIN_RESET); |
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| 448 | } |
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| 449 | } |
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| 450 | |||
| 23 | mjames | 451 | uint32_t timeout = 0; // |
| 24 | mjames | 452 | // PLX decoder protocols |
| 7 | mjames | 453 | char PLXPacket = 0; |
| 454 | for (i = 0; i < MAXRDG; i++) |
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| 455 | { |
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| 456 | Max[i] = 0; |
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| 457 | Min[i] = 0xFFF; // 12 bit max value |
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| 458 | } |
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| 459 | |||
| 460 | int PLXPtr = 0; |
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| 461 | |||
| 462 | while (1) |
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| 463 | { |
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| 24 | mjames | 464 | // poll switche |
| 7 | mjames | 465 | HandleSwitches(); |
| 23 | mjames | 466 | // Handle the bluetooth pairing function by pressing both buttons. |
| 467 | if((push_pos[0] == 1) && (push_pos[1] == 1)) |
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| 468 | { |
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| 469 | HAL_GPIO_WritePin(BT_BUTTON_GPIO_Port, BT_BUTTON_Pin, GPIO_PIN_SET); |
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| 470 | } |
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| 471 | else |
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| 472 | { |
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| 473 | HAL_GPIO_WritePin(BT_BUTTON_GPIO_Port, BT_BUTTON_Pin, GPIO_PIN_RESET); |
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| 7 | mjames | 474 | |
| 23 | mjames | 475 | } |
| 9 | mjames | 476 | |
| 23 | mjames | 477 | |
| 7 | mjames | 478 | uint16_t cc = SerialCharsReceived(&uc1); |
| 479 | int chr; |
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| 23 | mjames | 480 | if(cc==0) |
| 481 | { |
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| 482 | timeout++; |
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| 483 | if (timeout % 1000 ==0) |
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| 484 | { |
||
| 485 | PutCharSerial(&uc3,'+'); |
||
| 486 | } |
||
| 487 | if(timeout > 60000) |
||
| 488 | { |
||
| 489 | // do turn off screen |
||
| 490 | } |
||
| 491 | |||
| 492 | } |
||
| 7 | mjames | 493 | for (chr = 0; chr < cc; chr++) |
| 6 | mjames | 494 | { |
| 7 | mjames | 495 | char c = GetCharSerial(&uc1); |
| 23 | mjames | 496 | timeout = 0; |
| 497 | PutCharSerial(&uc3,c); |
||
| 498 | |||
| 7 | mjames | 499 | if (c == PLX_Start) // at any time if the start byte appears, reset the pointers |
| 6 | mjames | 500 | { |
| 7 | mjames | 501 | PLXPtr = 0; // reset the pointer |
| 502 | PLXPacket = 1; |
||
| 4 | mjames | 503 | } |
| 7 | mjames | 504 | else if (c == PLX_Stop) |
| 6 | mjames | 505 | { |
| 7 | mjames | 506 | if (PLXPacket) |
| 507 | { |
||
| 508 | // we can now decode the selected parameter |
||
| 509 | PLXItems = PLXPtr / sizeof(PLX_SensorInfo); // total |
||
| 510 | // saturate the rotary switch position |
||
| 511 | |||
| 512 | int DataVal; |
||
| 513 | // process min/max |
||
| 514 | for (i = 0; i < PLXItems; i++) |
||
| 515 | { |
||
| 516 | DataVal = ConvPLX(Data.Sensor[i].ReadingH, |
||
| 517 | Data.Sensor[i].ReadingL); |
||
| 518 | if (DataVal > Max[i]) |
||
| 519 | { |
||
| 520 | Max[i] = DataVal; |
||
| 521 | } |
||
| 522 | if (DataVal < Min[i]) |
||
| 523 | { |
||
| 524 | Min[i] = DataVal; |
||
| 525 | } |
||
| 526 | } |
||
| 527 | |||
| 528 | // now to display the information |
||
| 14 | mjames | 529 | int suppress = DisplayCurrent(0,-1); |
| 530 | DisplayCurrent(1, suppress); |
||
| 7 | mjames | 531 | } |
| 532 | PLXPtr = 0; |
||
| 533 | PLXPacket = 0; |
||
| 4 | mjames | 534 | } |
| 7 | mjames | 535 | else if (c > PLX_Stop) // illegal char, restart reading |
| 6 | mjames | 536 | { |
| 7 | mjames | 537 | PLXPacket = 0; |
| 538 | PLXPtr = 0; |
||
| 4 | mjames | 539 | } |
| 7 | mjames | 540 | else if (PLXPtr < sizeof(Data.Bytes)) |
| 6 | mjames | 541 | { |
| 7 | mjames | 542 | Data.Bytes[PLXPtr++] = c; |
| 6 | mjames | 543 | } |
| 544 | } |
||
| 4 | mjames | 545 | |
| 7 | mjames | 546 | HAL_Delay(1); |
| 6 | mjames | 547 | } |
| 16 | mjames | 548 | /* USER CODE END WHILE */ |
| 2 | mjames | 549 | |
| 16 | mjames | 550 | /* USER CODE BEGIN 3 */ |
| 6 | mjames | 551 | |
| 16 | mjames | 552 | |
| 553 | /* USER CODE END 3 */ |
||
| 554 | |||
| 2 | mjames | 555 | } |
| 556 | |||
| 557 | /** System Clock Configuration |
||
| 16 | mjames | 558 | */ |
| 7 | mjames | 559 | void SystemClock_Config(void) |
| 5 | mjames | 560 | { |
| 2 | mjames | 561 | |
| 16 | mjames | 562 | RCC_OscInitTypeDef RCC_OscInitStruct; |
| 563 | RCC_ClkInitTypeDef RCC_ClkInitStruct; |
||
| 2 | mjames | 564 | |
| 16 | mjames | 565 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; |
| 566 | RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS; |
||
| 567 | RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1; |
||
| 568 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
||
| 569 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; |
||
| 570 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9; |
||
| 571 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
||
| 572 | { |
||
| 573 | Error_Handler(); |
||
| 574 | } |
||
| 2 | mjames | 575 | |
| 16 | mjames | 576 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |
| 577 | |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; |
||
| 578 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
||
| 579 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
||
| 580 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; |
||
| 581 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
||
| 582 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) |
||
| 583 | { |
||
| 584 | Error_Handler(); |
||
| 585 | } |
||
| 2 | mjames | 586 | |
| 16 | mjames | 587 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); |
| 2 | mjames | 588 | |
| 16 | mjames | 589 | HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK); |
| 2 | mjames | 590 | |
| 16 | mjames | 591 | /* SysTick_IRQn interrupt configuration */ |
| 592 | HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); |
||
| 2 | mjames | 593 | } |
| 594 | |||
| 595 | /* SPI1 init function */ |
||
| 7 | mjames | 596 | static void MX_SPI1_Init(void) |
| 5 | mjames | 597 | { |
| 2 | mjames | 598 | |
| 16 | mjames | 599 | hspi1.Instance = SPI1; |
| 600 | hspi1.Init.Mode = SPI_MODE_MASTER; |
||
| 601 | hspi1.Init.Direction = SPI_DIRECTION_1LINE; |
||
| 602 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
||
| 603 | hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH; |
||
| 604 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
||
| 605 | hspi1.Init.NSS = SPI_NSS_SOFT; |
||
| 606 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8; |
||
| 607 | hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; |
||
| 608 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
||
| 609 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
||
| 610 | hspi1.Init.CRCPolynomial = 10; |
||
| 611 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
||
| 612 | { |
||
| 613 | Error_Handler(); |
||
| 614 | } |
||
| 2 | mjames | 615 | |
| 616 | } |
||
| 617 | |||
| 3 | mjames | 618 | /* USART1 init function */ |
| 7 | mjames | 619 | static void MX_USART1_UART_Init(void) |
| 5 | mjames | 620 | { |
| 3 | mjames | 621 | |
| 16 | mjames | 622 | huart1.Instance = USART1; |
| 623 | huart1.Init.BaudRate = 19200; |
||
| 624 | huart1.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 625 | huart1.Init.StopBits = UART_STOPBITS_1; |
||
| 626 | huart1.Init.Parity = UART_PARITY_NONE; |
||
| 627 | huart1.Init.Mode = UART_MODE_TX_RX; |
||
| 628 | huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 629 | huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 630 | if (HAL_UART_Init(&huart1) != HAL_OK) |
||
| 631 | { |
||
| 632 | Error_Handler(); |
||
| 633 | } |
||
| 3 | mjames | 634 | |
| 635 | } |
||
| 636 | |||
| 2 | mjames | 637 | /* USART2 init function */ |
| 7 | mjames | 638 | static void MX_USART2_UART_Init(void) |
| 5 | mjames | 639 | { |
| 2 | mjames | 640 | |
| 16 | mjames | 641 | huart2.Instance = USART2; |
| 642 | huart2.Init.BaudRate = 115200; |
||
| 643 | huart2.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 644 | huart2.Init.StopBits = UART_STOPBITS_1; |
||
| 645 | huart2.Init.Parity = UART_PARITY_NONE; |
||
| 646 | huart2.Init.Mode = UART_MODE_TX_RX; |
||
| 647 | huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 648 | huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 649 | if (HAL_UART_Init(&huart2) != HAL_OK) |
||
| 650 | { |
||
| 651 | Error_Handler(); |
||
| 652 | } |
||
| 2 | mjames | 653 | |
| 654 | } |
||
| 655 | |||
| 23 | mjames | 656 | /* USART3 init function */ |
| 657 | static void MX_USART3_UART_Init(void) |
||
| 658 | { |
||
| 659 | |||
| 660 | huart3.Instance = USART3; |
||
| 661 | huart3.Init.BaudRate = 19200; |
||
| 662 | huart3.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 663 | huart3.Init.StopBits = UART_STOPBITS_1; |
||
| 664 | huart3.Init.Parity = UART_PARITY_NONE; |
||
| 665 | huart3.Init.Mode = UART_MODE_TX_RX; |
||
| 666 | huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 667 | huart3.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 668 | if (HAL_UART_Init(&huart3) != HAL_OK) |
||
| 669 | { |
||
| 670 | Error_Handler(); |
||
| 671 | } |
||
| 672 | |||
| 673 | } |
||
| 674 | |||
| 7 | mjames | 675 | /** Configure pins as |
| 16 | mjames | 676 | * Analog |
| 677 | * Input |
||
| 678 | * Output |
||
| 679 | * EVENT_OUT |
||
| 680 | * EXTI |
||
| 681 | */ |
||
| 7 | mjames | 682 | static void MX_GPIO_Init(void) |
| 5 | mjames | 683 | { |
| 2 | mjames | 684 | |
| 16 | mjames | 685 | GPIO_InitTypeDef GPIO_InitStruct; |
| 2 | mjames | 686 | |
| 16 | mjames | 687 | /* GPIO Ports Clock Enable */ |
| 688 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
||
| 689 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
||
| 690 | __HAL_RCC_GPIOC_CLK_ENABLE(); |
||
| 691 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
||
| 2 | mjames | 692 | |
| 16 | mjames | 693 | /*Configure GPIO pin Output Level */ |
| 694 | HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET); |
||
| 2 | mjames | 695 | |
| 16 | mjames | 696 | /*Configure GPIO pin Output Level */ |
| 23 | mjames | 697 | HAL_GPIO_WritePin(GPIOA, SPI1CD_Pin|BT_BUTTON_Pin, GPIO_PIN_RESET); |
| 2 | mjames | 698 | |
| 16 | mjames | 699 | /*Configure GPIO pin Output Level */ |
| 24 | mjames | 700 | HAL_GPIO_WritePin(GPIOC, SPI_RESET_Pin|POWER_LATCH_Pin|USB_PWR_Pin, GPIO_PIN_RESET); |
| 2 | mjames | 701 | |
| 16 | mjames | 702 | /*Configure GPIO pin Output Level */ |
| 703 | HAL_GPIO_WritePin(SPI_NSS2_GPIO_Port, SPI_NSS2_Pin, GPIO_PIN_SET); |
||
| 2 | mjames | 704 | |
| 23 | mjames | 705 | /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin BT_BUTTON_Pin */ |
| 706 | GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin|BT_BUTTON_Pin; |
||
| 16 | mjames | 707 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 708 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
| 709 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
||
| 2 | mjames | 710 | |
| 24 | mjames | 711 | /*Configure GPIO pins : SPI_RESET_Pin SPI_NSS2_Pin POWER_LATCH_Pin USB_PWR_Pin */ |
| 712 | GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NSS2_Pin|POWER_LATCH_Pin|USB_PWR_Pin; |
||
| 16 | mjames | 713 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 714 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
| 715 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
| 2 | mjames | 716 | |
| 16 | mjames | 717 | /*Configure GPIO pins : SW1_PUSH_Pin SW1_I_Pin SW1_Q_Pin SW2_PUSH_Pin */ |
| 718 | GPIO_InitStruct.Pin = SW1_PUSH_Pin|SW1_I_Pin|SW1_Q_Pin|SW2_PUSH_Pin; |
||
| 719 | GPIO_InitStruct.Mode = GPIO_MODE_INPUT; |
||
| 720 | GPIO_InitStruct.Pull = GPIO_PULLUP; |
||
| 721 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
||
| 5 | mjames | 722 | |
| 16 | mjames | 723 | /*Configure GPIO pins : SW2_I_Pin SW2_Q_Pin */ |
| 724 | GPIO_InitStruct.Pin = SW2_I_Pin|SW2_Q_Pin; |
||
| 725 | GPIO_InitStruct.Mode = GPIO_MODE_INPUT; |
||
| 726 | GPIO_InitStruct.Pull = GPIO_PULLUP; |
||
| 727 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
| 5 | mjames | 728 | |
| 24 | mjames | 729 | /*Configure GPIO pin : IGNITION_Pin */ |
| 730 | GPIO_InitStruct.Pin = IGNITION_Pin; |
||
| 731 | GPIO_InitStruct.Mode = GPIO_MODE_INPUT; |
||
| 732 | GPIO_InitStruct.Pull = GPIO_NOPULL; |
||
| 733 | HAL_GPIO_Init(IGNITION_GPIO_Port, &GPIO_InitStruct); |
||
| 734 | |||
| 2 | mjames | 735 | } |
| 736 | |||
| 737 | /* USER CODE BEGIN 4 */ |
||
| 738 | |||
| 739 | /* USER CODE END 4 */ |
||
| 740 | |||
| 5 | mjames | 741 | /** |
| 16 | mjames | 742 | * @brief This function is executed in case of error occurrence. |
| 743 | * @param None |
||
| 744 | * @retval None |
||
| 745 | */ |
||
| 7 | mjames | 746 | void Error_Handler(void) |
| 5 | mjames | 747 | { |
| 16 | mjames | 748 | /* USER CODE BEGIN Error_Handler */ |
| 7 | mjames | 749 | /* User can add his own implementation to report the HAL error return state */ |
| 750 | while (1) |
||
| 751 | { |
||
| 5 | mjames | 752 | } |
| 16 | mjames | 753 | /* USER CODE END Error_Handler */ |
| 7 | mjames | 754 | } |
| 5 | mjames | 755 | |
| 2 | mjames | 756 | #ifdef USE_FULL_ASSERT |
| 757 | |||
| 758 | /** |
||
| 16 | mjames | 759 | * @brief Reports the name of the source file and the source line number |
| 760 | * where the assert_param error has occurred. |
||
| 761 | * @param file: pointer to the source file name |
||
| 762 | * @param line: assert_param error line source number |
||
| 763 | * @retval None |
||
| 764 | */ |
||
| 2 | mjames | 765 | void assert_failed(uint8_t* file, uint32_t line) |
| 7 | mjames | 766 | { |
| 16 | mjames | 767 | /* USER CODE BEGIN 6 */ |
| 7 | mjames | 768 | /* User can add his own implementation to report the file name and line number, |
| 769 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
||
| 16 | mjames | 770 | /* USER CODE END 6 */ |
| 2 | mjames | 771 | |
| 7 | mjames | 772 | } |
| 2 | mjames | 773 | |
| 774 | #endif |
||
| 775 | |||
| 776 | /** |
||
| 16 | mjames | 777 | * @} |
| 778 | */ |
||
| 2 | mjames | 779 | |
| 780 | /** |
||
| 16 | mjames | 781 | * @} |
| 782 | */ |
||
| 2 | mjames | 783 | |
| 784 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |