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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 | |
| 7 | mjames | 61 | int OldObservation[2] = |
| 62 | { -1, -1 }; // illegal initial value |
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| 63 | int OldObservationIndex[2] = |
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| 64 | { -1, -1 }; // if more than one sensor this will be printed |
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| 65 | int16_t dial0[2] = |
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| 66 | { 0, 0 }; |
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| 67 | int16_t dial1[2] = |
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| 68 | { -1, -1 }; |
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| 14 | mjames | 69 | |
| 18 | mjames | 70 | uint16_t dial_timer[2] = |
| 71 | { 0, 0 }; |
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| 72 | |||
| 73 | static const int DialTimeout = 50; // about 20 seconds after twiddle, save the dial position. |
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| 74 | |||
| 16 | mjames | 75 | /* Virtual address defined by the user: 0xFFFF value is prohibited */ |
| 17 | mjames | 76 | uint16_t VirtAddVarTab[NumbOfVar] = {0x1111,0x2222 } ; |
| 14 | mjames | 77 | |
| 7 | mjames | 78 | union |
| 79 | { |
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| 80 | PLX_SensorInfo Sensor[MAXRDG]; |
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| 81 | char Bytes[MAXRDG * sizeof(PLX_SensorInfo)]; |
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| 82 | } Data; |
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| 83 | int Max[MAXRDG]; |
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| 84 | int Min[MAXRDG]; |
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| 85 | int PLXItems; |
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| 2 | mjames | 86 | /* USER CODE END PV */ |
| 87 | |||
| 88 | /* Private function prototypes -----------------------------------------------*/ |
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| 16 | mjames | 89 | void SystemClock_Config(void); |
| 90 | void Error_Handler(void); |
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| 91 | static void MX_GPIO_Init(void); |
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| 92 | static void MX_SPI1_Init(void); |
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| 93 | static void MX_USART2_UART_Init(void); |
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| 94 | static void MX_USART1_UART_Init(void); |
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| 23 | mjames | 95 | static void MX_USART3_UART_Init(void); |
| 2 | mjames | 96 | |
| 97 | /* USER CODE BEGIN PFP */ |
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| 98 | /* Private function prototypes -----------------------------------------------*/ |
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| 99 | |||
| 100 | /* USER CODE END PFP */ |
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| 101 | |||
| 102 | /* USER CODE BEGIN 0 */ |
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| 103 | /* dummy function */ |
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| 7 | mjames | 104 | void _init(void) |
| 6 | mjames | 105 | { |
| 2 | mjames | 106 | |
| 107 | } |
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| 7 | mjames | 108 | // the dial is the switch number we are using. |
| 109 | // suppress is the ItemIndex we wish to suppress on this display |
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| 110 | int DisplayCurrent(int dial,int suppress) |
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| 111 | { |
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| 112 | char buff[10]; |
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| 113 | int i; |
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| 18 | mjames | 114 | int rc; |
| 7 | mjames | 115 | select_display(dial); // pick the display we are using |
| 13 | mjames | 116 | int ItemIndex = dial_pos[dial]/4; |
| 14 | mjames | 117 | |
| 7 | mjames | 118 | // wrap around count if dial too far to the right |
| 119 | if (ItemIndex >= PLXItems) |
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| 120 | { |
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| 121 | dial_pos[dial] = 0; |
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| 122 | ItemIndex = 0; |
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| 123 | } |
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| 124 | if (ItemIndex < 0) |
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| 125 | { |
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| 14 | mjames | 126 | ItemIndex = PLXItems-1; |
| 127 | dial_pos[dial] = (PLXItems-1)*4; |
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| 7 | mjames | 128 | } |
| 2 | mjames | 129 | |
| 9 | mjames | 130 | |
| 131 | |||
| 7 | mjames | 132 | // check for item suppression |
| 133 | if(ItemIndex == suppress) |
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| 134 | { |
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| 135 | dial1[dial] = -1; |
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| 136 | OldObservation[dial] = -1; |
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| 137 | OldObservationIndex[dial] = -1; |
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| 2 | mjames | 138 | |
| 8 | mjames | 139 | clearDisplay(); |
| 140 | display(); |
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| 7 | mjames | 141 | return -1; // we suppressed this display |
| 142 | } |
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| 143 | // do not try to convert if no items in buffer |
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| 144 | if (PLXItems > 0) |
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| 145 | { |
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| 146 | int DataVal = ConvPLX(Data.Sensor[ItemIndex].ReadingH, |
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| 147 | Data.Sensor[ItemIndex].ReadingL); // data reading |
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| 148 | int Observation = ConvPLX(Data.Sensor[ItemIndex].AddrH, |
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| 149 | Data.Sensor[ItemIndex].AddrL); |
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| 150 | int ObservationIndex = ConvPLX(0, Data.Sensor[ItemIndex].Instance); |
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| 151 | // now to convert the readings and format strings |
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| 152 | // find out limits |
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| 153 | char * msg; |
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| 154 | int len; |
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| 2 | mjames | 155 | |
| 9 | mjames | 156 | // if the user presses the dial then reset min/max to current value |
| 157 | if(push_pos[dial] == 1) |
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| 158 | { |
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| 159 | Max[ItemIndex] = DataVal; |
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| 160 | Min[ItemIndex] = DataVal; // 12 bit max value |
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| 161 | } |
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| 162 | |||
| 163 | |||
| 164 | |||
| 7 | mjames | 165 | if (Observation < PLX_MAX_OBS) |
| 166 | { |
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| 167 | if (Observation != OldObservation[dial] |
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| 168 | || ObservationIndex != OldObservationIndex[dial]) |
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| 169 | { |
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| 14 | mjames | 170 | |
| 18 | mjames | 171 | dial_timer[dial] = DialTimeout; |
| 14 | mjames | 172 | |
| 7 | mjames | 173 | dial1[dial] = -1; |
| 174 | clearDisplay(); |
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| 175 | dial_draw_scale( |
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| 13 | mjames | 176 | DisplayInfo[Observation].Low, |
| 177 | DisplayInfo[Observation].High, |
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| 178 | 12, 1,DisplayInfo[Observation].TickScale); |
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| 14 | mjames | 179 | |
| 180 | msg = DisplayInfo[Observation].name; |
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| 181 | len = 7; |
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| 182 | int len1 = ObservationIndex > 0 ? len-1: len; |
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| 183 | for (i = 0; i < len1 && msg[i]; i++) |
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| 7 | mjames | 184 | { |
| 14 | mjames | 185 | buff[i] = msg[i]; |
| 7 | mjames | 186 | } |
| 14 | mjames | 187 | if (ObservationIndex > 0 && i<len) |
| 7 | mjames | 188 | { |
| 14 | mjames | 189 | buff[i++] = ObservationIndex + '1'; |
| 7 | mjames | 190 | } |
| 2 | mjames | 191 | |
| 15 | mjames | 192 | print_large_string(buff, 64-i*4, 48, i); // this prints spaces for \0 at end of string |
| 14 | mjames | 193 | |
| 7 | mjames | 194 | OldObservation[dial] = Observation; |
| 195 | OldObservationIndex[dial] = ObservationIndex; |
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| 196 | // |
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| 197 | display(); |
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| 2 | mjames | 198 | |
| 7 | mjames | 199 | } |
| 18 | mjames | 200 | else |
| 201 | { |
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| 202 | // check for timer timeout on consistent timer |
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| 203 | if(dial_timer[dial]) |
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| 204 | { |
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| 205 | dial_timer[dial]--; |
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| 2 | mjames | 206 | |
| 18 | mjames | 207 | if(dial_timer[dial]==0 ) |
| 208 | { |
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| 209 | uint16_t curr_val = dial_pos[dial]; |
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| 210 | rc = EE_ReadVariable(VirtAddVarTab[dial],&curr_val); |
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| 211 | if((rc !=0) || (curr_val != dial_pos[dial])) |
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| 212 | { |
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| 22 | mjames | 213 | //__disable_irq(); |
| 21 | mjames | 214 | HAL_FLASH_Unlock(); |
| 215 | |||
| 216 | rc = EE_WriteVariable(VirtAddVarTab[dial],dial_pos[dial]); |
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| 217 | HAL_FLASH_Lock(); |
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| 22 | mjames | 218 | //__enable_irq(); |
| 21 | mjames | 219 | } |
| 18 | mjames | 220 | } |
| 221 | } |
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| 222 | |||
| 223 | } |
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| 224 | |||
| 7 | mjames | 225 | double max_rdg; |
| 226 | double min_rdg; |
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| 227 | double cur_rdg; |
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| 228 | int int_rdg; |
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| 9 | mjames | 229 | int int_max; |
| 230 | int int_min; |
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| 2 | mjames | 231 | |
| 7 | mjames | 232 | max_rdg = ConveriMFDRaw2Data(Observation, |
| 233 | DisplayInfo[Observation].Units, Max[ItemIndex]); |
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| 234 | min_rdg = ConveriMFDRaw2Data(Observation, |
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| 235 | DisplayInfo[Observation].Units, Min[ItemIndex]); |
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| 236 | cur_rdg = ConveriMFDRaw2Data(Observation, |
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| 237 | DisplayInfo[Observation].Units, DataVal); |
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| 2 | mjames | 238 | |
| 7 | mjames | 239 | int dp_pos; // where to print the decimal place |
| 19 | mjames | 240 | float scale = 1.0; |
| 7 | mjames | 241 | switch (DisplayInfo[Observation].DP) |
| 242 | { |
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| 243 | case 0: |
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| 19 | mjames | 244 | scale = 1.0; |
| 7 | mjames | 245 | dp_pos = 100; |
| 246 | break; |
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| 247 | case 1: |
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| 19 | mjames | 248 | scale = 10.0; |
| 249 | dp_pos = 1; |
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| 7 | mjames | 250 | break; |
| 251 | case 2: |
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| 19 | mjames | 252 | scale = 100.0; |
| 7 | mjames | 253 | dp_pos = 2; |
| 254 | break; |
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| 255 | } |
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| 19 | mjames | 256 | int_rdg = (int) (cur_rdg * scale); |
| 257 | int_max = (int) (max_rdg * scale); |
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| 258 | int_min = (int) (min_rdg * scale); |
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| 2 | mjames | 259 | |
| 7 | mjames | 260 | cur_rdg -= DisplayInfo[Observation].Low; |
| 261 | cur_rdg = 100 * cur_rdg |
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| 262 | / (DisplayInfo[Observation].High |
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| 263 | - DisplayInfo[Observation].Low); |
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| 2 | mjames | 264 | |
| 13 | mjames | 265 | dial0[dial] = (int) cur_rdg ; |
| 2 | mjames | 266 | |
| 7 | mjames | 267 | /* old needle un-draw */ |
| 268 | if (dial1[dial] >= 0) |
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| 269 | { |
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| 270 | dial_draw_needle(dial1[dial]); |
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| 271 | } |
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| 272 | dial_draw_needle(dial0[dial]); |
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| 273 | // print value overlaid by needle |
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| 274 | // this is actual reading |
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| 19 | mjames | 275 | print_digits(30, 30, 5, dp_pos, int_rdg); |
| 9 | mjames | 276 | font_gotoxy(0,0); |
| 15 | mjames | 277 | font_digits(5,dp_pos,int_min); |
| 278 | |||
| 9 | mjames | 279 | font_gotoxy(0,1); |
| 280 | font_puts("Min"); |
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| 2 | mjames | 281 | |
| 15 | mjames | 282 | font_gotoxy(15,0); |
| 283 | font_digits(5,dp_pos,int_max); |
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| 9 | mjames | 284 | font_gotoxy(18,1); |
| 285 | font_puts("Max"); |
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| 286 | |||
| 7 | mjames | 287 | dial1[dial] = dial0[dial]; |
| 2 | mjames | 288 | |
| 7 | mjames | 289 | display(); |
| 2 | mjames | 290 | |
| 7 | mjames | 291 | } |
| 292 | } |
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| 293 | return ItemIndex; |
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| 294 | } |
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| 295 | /* USER CODE END 0 */ |
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| 2 | mjames | 296 | |
| 7 | mjames | 297 | int main(void) |
| 298 | { |
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| 2 | mjames | 299 | |
| 16 | mjames | 300 | /* USER CODE BEGIN 1 */ |
| 2 | mjames | 301 | |
| 7 | mjames | 302 | GPIO_InitTypeDef GPIO_InitStruct; |
| 2 | mjames | 303 | |
| 23 | mjames | 304 | __HAL_RCC_SPI1_CLK_ENABLE(); |
| 305 | __HAL_RCC_USART1_CLK_ENABLE(); // PLX main port |
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| 306 | __HAL_RCC_USART2_CLK_ENABLE(); // debug port |
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| 307 | __HAL_RCC_USART3_CLK_ENABLE(); // Bluetooth port |
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| 308 | |||
| 16 | mjames | 309 | /* USER CODE END 1 */ |
| 2 | mjames | 310 | |
| 16 | mjames | 311 | /* MCU Configuration----------------------------------------------------------*/ |
| 6 | mjames | 312 | |
| 16 | mjames | 313 | /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ |
| 314 | HAL_Init(); |
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| 2 | mjames | 315 | |
| 16 | mjames | 316 | /* Configure the system clock */ |
| 317 | SystemClock_Config(); |
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| 2 | mjames | 318 | |
| 16 | mjames | 319 | /* Initialize all configured peripherals */ |
| 320 | MX_GPIO_Init(); |
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| 321 | MX_SPI1_Init(); |
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| 322 | MX_USART2_UART_Init(); |
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| 323 | MX_USART1_UART_Init(); |
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| 23 | mjames | 324 | MX_USART3_UART_Init(); |
| 2 | mjames | 325 | |
| 16 | mjames | 326 | /* USER CODE BEGIN 2 */ |
| 2 | mjames | 327 | |
| 4 | mjames | 328 | |
| 2 | mjames | 329 | |
| 7 | mjames | 330 | /* Turn on USART1 IRQ */ |
| 331 | HAL_NVIC_SetPriority(USART1_IRQn, 2, 0); |
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| 332 | HAL_NVIC_EnableIRQ(USART1_IRQn); |
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| 4 | mjames | 333 | |
| 23 | mjames | 334 | /* Turn on USART2 IRQ */ |
| 335 | HAL_NVIC_SetPriority(USART2_IRQn, 4, 0); |
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| 336 | HAL_NVIC_EnableIRQ(USART2_IRQn); |
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| 337 | |||
| 338 | /* turn on USART3 IRQ */ |
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| 339 | HAL_NVIC_SetPriority(USART3_IRQn, 4, 0); |
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| 340 | HAL_NVIC_EnableIRQ(USART3_IRQn); |
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| 341 | |||
| 342 | |||
| 343 | |||
| 7 | mjames | 344 | /* setup the USART control blocks */ |
| 345 | init_usart_ctl(&uc1, huart1.Instance); |
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| 346 | init_usart_ctl(&uc2, huart2.Instance); |
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| 23 | mjames | 347 | init_usart_ctl(&uc3, huart3.Instance); |
| 2 | mjames | 348 | |
| 7 | mjames | 349 | EnableSerialRxInterrupt(&uc1); |
| 350 | EnableSerialRxInterrupt(&uc2); |
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| 23 | mjames | 351 | EnableSerialRxInterrupt(&uc3); |
| 352 | |||
| 18 | mjames | 353 | /* Unlock the Flash to enable the flash control register access *************/ |
| 354 | HAL_FLASH_Unlock(); |
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| 7 | mjames | 355 | |
| 22 | mjames | 356 | //__disable_irq(); |
| 16 | mjames | 357 | EE_Init(); |
| 22 | mjames | 358 | //__enable_irq(); |
| 16 | mjames | 359 | |
| 21 | mjames | 360 | HAL_FLASH_Lock(); |
| 18 | mjames | 361 | |
| 22 | mjames | 362 | |
| 363 | InitSwitches(); |
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| 364 | |||
| 17 | mjames | 365 | int i; |
| 18 | mjames | 366 | uint16_t rc; |
| 17 | mjames | 367 | for(i=0;i<2;i++) |
| 368 | { |
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| 369 | uint16_t val; |
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| 370 | |||
| 18 | mjames | 371 | uint16_t rc = EE_ReadVariable(VirtAddVarTab[i], &val); |
| 17 | mjames | 372 | |
| 373 | if (rc == 0) |
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| 374 | { |
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| 375 | dial_pos[i] = val; |
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| 376 | } |
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| 18 | mjames | 377 | else |
| 378 | { |
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| 379 | break; |
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| 380 | } |
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| 17 | mjames | 381 | } |
| 382 | |||
| 18 | mjames | 383 | |
| 384 | |||
| 7 | mjames | 385 | ap_init(); // set up the approximate math library |
| 386 | |||
| 387 | int disp; |
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| 388 | |||
| 389 | ssd1306_begin(1, 0); |
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| 10 | mjames | 390 | dial_origin(64, 60); |
| 391 | dial_size(60); |
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| 392 | |||
| 393 | |||
| 17 | mjames | 394 | // sort out the switch positions |
| 14 | mjames | 395 | |
| 17 | mjames | 396 | |
| 397 | |||
| 398 | |||
| 7 | mjames | 399 | for (disp = 0; disp < 2; disp++) |
| 6 | mjames | 400 | { |
| 7 | mjames | 401 | select_display(disp); |
| 402 | clearDisplay(); |
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| 403 | dim(0); |
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| 404 | //font_puts( |
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| 405 | // "Hello world !!\rThis text is a test of the text rendering library in a 5*7 font"); |
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| 4 | mjames | 406 | |
| 13 | mjames | 407 | dial_draw_scale(0, 10, 12, 5,1); |
| 10 | mjames | 408 | char buffer[] = "Display "; |
| 409 | buffer[8] = disp+'1'; |
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| 410 | print_large_string(buffer, 20,30, 9); |
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| 4 | mjames | 411 | |
| 7 | mjames | 412 | display(); |
| 4 | mjames | 413 | |
| 7 | mjames | 414 | } |
| 10 | mjames | 415 | |
| 416 | |||
| 4 | mjames | 417 | |
| 16 | mjames | 418 | /* USER CODE END 2 */ |
| 7 | mjames | 419 | |
| 16 | mjames | 420 | /* Infinite loop */ |
| 421 | /* USER CODE BEGIN WHILE */ |
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| 7 | mjames | 422 | uint32_t Ticks = HAL_GetTick() + 100; |
| 423 | |||
| 23 | mjames | 424 | uint32_t timeout = 0; // |
| 7 | mjames | 425 | // PLX decoder protocol |
| 426 | char PLXPacket = 0; |
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| 427 | for (i = 0; i < MAXRDG; i++) |
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| 428 | { |
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| 429 | Max[i] = 0; |
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| 430 | Min[i] = 0xFFF; // 12 bit max value |
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| 431 | } |
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| 432 | |||
| 433 | int PLXPtr = 0; |
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| 434 | |||
| 435 | while (1) |
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| 436 | { |
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| 437 | // poll switches |
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| 438 | HandleSwitches(); |
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| 23 | mjames | 439 | // Handle the bluetooth pairing function by pressing both buttons. |
| 440 | if((push_pos[0] == 1) && (push_pos[1] == 1)) |
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| 441 | { |
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| 442 | HAL_GPIO_WritePin(BT_BUTTON_GPIO_Port, BT_BUTTON_Pin, GPIO_PIN_SET); |
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| 443 | } |
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| 444 | else |
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| 445 | { |
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| 446 | HAL_GPIO_WritePin(BT_BUTTON_GPIO_Port, BT_BUTTON_Pin, GPIO_PIN_RESET); |
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| 7 | mjames | 447 | |
| 23 | mjames | 448 | } |
| 9 | mjames | 449 | |
| 23 | mjames | 450 | |
| 7 | mjames | 451 | uint16_t cc = SerialCharsReceived(&uc1); |
| 452 | int chr; |
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| 23 | mjames | 453 | if(cc==0) |
| 454 | { |
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| 455 | timeout++; |
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| 456 | if (timeout % 1000 ==0) |
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| 457 | { |
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| 458 | PutCharSerial(&uc3,'+'); |
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| 459 | } |
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| 460 | if(timeout > 60000) |
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| 461 | { |
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| 462 | // do turn off screen |
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| 463 | } |
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| 464 | |||
| 465 | } |
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| 7 | mjames | 466 | for (chr = 0; chr < cc; chr++) |
| 6 | mjames | 467 | { |
| 7 | mjames | 468 | char c = GetCharSerial(&uc1); |
| 23 | mjames | 469 | timeout = 0; |
| 470 | PutCharSerial(&uc3,c); |
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| 471 | |||
| 7 | mjames | 472 | if (c == PLX_Start) // at any time if the start byte appears, reset the pointers |
| 6 | mjames | 473 | { |
| 7 | mjames | 474 | PLXPtr = 0; // reset the pointer |
| 475 | PLXPacket = 1; |
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| 4 | mjames | 476 | } |
| 7 | mjames | 477 | else if (c == PLX_Stop) |
| 6 | mjames | 478 | { |
| 7 | mjames | 479 | if (PLXPacket) |
| 480 | { |
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| 481 | // we can now decode the selected parameter |
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| 482 | PLXItems = PLXPtr / sizeof(PLX_SensorInfo); // total |
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| 483 | // saturate the rotary switch position |
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| 484 | |||
| 485 | int DataVal; |
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| 486 | // process min/max |
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| 487 | for (i = 0; i < PLXItems; i++) |
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| 488 | { |
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| 489 | DataVal = ConvPLX(Data.Sensor[i].ReadingH, |
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| 490 | Data.Sensor[i].ReadingL); |
||
| 491 | if (DataVal > Max[i]) |
||
| 492 | { |
||
| 493 | Max[i] = DataVal; |
||
| 494 | } |
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| 495 | if (DataVal < Min[i]) |
||
| 496 | { |
||
| 497 | Min[i] = DataVal; |
||
| 498 | } |
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| 499 | } |
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| 500 | |||
| 501 | // now to display the information |
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| 14 | mjames | 502 | int suppress = DisplayCurrent(0,-1); |
| 503 | DisplayCurrent(1, suppress); |
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| 7 | mjames | 504 | } |
| 505 | PLXPtr = 0; |
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| 506 | PLXPacket = 0; |
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| 4 | mjames | 507 | } |
| 7 | mjames | 508 | else if (c > PLX_Stop) // illegal char, restart reading |
| 6 | mjames | 509 | { |
| 7 | mjames | 510 | PLXPacket = 0; |
| 511 | PLXPtr = 0; |
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| 4 | mjames | 512 | } |
| 7 | mjames | 513 | else if (PLXPtr < sizeof(Data.Bytes)) |
| 6 | mjames | 514 | { |
| 7 | mjames | 515 | Data.Bytes[PLXPtr++] = c; |
| 6 | mjames | 516 | } |
| 517 | } |
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| 4 | mjames | 518 | |
| 7 | mjames | 519 | HAL_Delay(1); |
| 6 | mjames | 520 | } |
| 16 | mjames | 521 | /* USER CODE END WHILE */ |
| 2 | mjames | 522 | |
| 16 | mjames | 523 | /* USER CODE BEGIN 3 */ |
| 6 | mjames | 524 | |
| 16 | mjames | 525 | |
| 526 | /* USER CODE END 3 */ |
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| 527 | |||
| 2 | mjames | 528 | } |
| 529 | |||
| 530 | /** System Clock Configuration |
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| 16 | mjames | 531 | */ |
| 7 | mjames | 532 | void SystemClock_Config(void) |
| 5 | mjames | 533 | { |
| 2 | mjames | 534 | |
| 16 | mjames | 535 | RCC_OscInitTypeDef RCC_OscInitStruct; |
| 536 | RCC_ClkInitTypeDef RCC_ClkInitStruct; |
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| 2 | mjames | 537 | |
| 16 | mjames | 538 | RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE; |
| 539 | RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS; |
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| 540 | RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV1; |
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| 541 | RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; |
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| 542 | RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; |
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| 543 | RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL9; |
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| 544 | if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) |
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| 545 | { |
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| 546 | Error_Handler(); |
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| 547 | } |
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| 2 | mjames | 548 | |
| 16 | mjames | 549 | RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK |
| 550 | |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; |
||
| 551 | RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; |
||
| 552 | RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; |
||
| 553 | RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2; |
||
| 554 | RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1; |
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| 555 | if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) |
||
| 556 | { |
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| 557 | Error_Handler(); |
||
| 558 | } |
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| 2 | mjames | 559 | |
| 16 | mjames | 560 | HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000); |
| 2 | mjames | 561 | |
| 16 | mjames | 562 | HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK); |
| 2 | mjames | 563 | |
| 16 | mjames | 564 | /* SysTick_IRQn interrupt configuration */ |
| 565 | HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0); |
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| 2 | mjames | 566 | } |
| 567 | |||
| 568 | /* SPI1 init function */ |
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| 7 | mjames | 569 | static void MX_SPI1_Init(void) |
| 5 | mjames | 570 | { |
| 2 | mjames | 571 | |
| 16 | mjames | 572 | hspi1.Instance = SPI1; |
| 573 | hspi1.Init.Mode = SPI_MODE_MASTER; |
||
| 574 | hspi1.Init.Direction = SPI_DIRECTION_1LINE; |
||
| 575 | hspi1.Init.DataSize = SPI_DATASIZE_8BIT; |
||
| 576 | hspi1.Init.CLKPolarity = SPI_POLARITY_HIGH; |
||
| 577 | hspi1.Init.CLKPhase = SPI_PHASE_1EDGE; |
||
| 578 | hspi1.Init.NSS = SPI_NSS_SOFT; |
||
| 579 | hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8; |
||
| 580 | hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB; |
||
| 581 | hspi1.Init.TIMode = SPI_TIMODE_DISABLE; |
||
| 582 | hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE; |
||
| 583 | hspi1.Init.CRCPolynomial = 10; |
||
| 584 | if (HAL_SPI_Init(&hspi1) != HAL_OK) |
||
| 585 | { |
||
| 586 | Error_Handler(); |
||
| 587 | } |
||
| 2 | mjames | 588 | |
| 589 | } |
||
| 590 | |||
| 3 | mjames | 591 | /* USART1 init function */ |
| 7 | mjames | 592 | static void MX_USART1_UART_Init(void) |
| 5 | mjames | 593 | { |
| 3 | mjames | 594 | |
| 16 | mjames | 595 | huart1.Instance = USART1; |
| 596 | huart1.Init.BaudRate = 19200; |
||
| 597 | huart1.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 598 | huart1.Init.StopBits = UART_STOPBITS_1; |
||
| 599 | huart1.Init.Parity = UART_PARITY_NONE; |
||
| 600 | huart1.Init.Mode = UART_MODE_TX_RX; |
||
| 601 | huart1.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 602 | huart1.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 603 | if (HAL_UART_Init(&huart1) != HAL_OK) |
||
| 604 | { |
||
| 605 | Error_Handler(); |
||
| 606 | } |
||
| 3 | mjames | 607 | |
| 608 | } |
||
| 609 | |||
| 2 | mjames | 610 | /* USART2 init function */ |
| 7 | mjames | 611 | static void MX_USART2_UART_Init(void) |
| 5 | mjames | 612 | { |
| 2 | mjames | 613 | |
| 16 | mjames | 614 | huart2.Instance = USART2; |
| 615 | huart2.Init.BaudRate = 115200; |
||
| 616 | huart2.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 617 | huart2.Init.StopBits = UART_STOPBITS_1; |
||
| 618 | huart2.Init.Parity = UART_PARITY_NONE; |
||
| 619 | huart2.Init.Mode = UART_MODE_TX_RX; |
||
| 620 | huart2.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 621 | huart2.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 622 | if (HAL_UART_Init(&huart2) != HAL_OK) |
||
| 623 | { |
||
| 624 | Error_Handler(); |
||
| 625 | } |
||
| 2 | mjames | 626 | |
| 627 | } |
||
| 628 | |||
| 23 | mjames | 629 | /* USART3 init function */ |
| 630 | static void MX_USART3_UART_Init(void) |
||
| 631 | { |
||
| 632 | |||
| 633 | huart3.Instance = USART3; |
||
| 634 | huart3.Init.BaudRate = 19200; |
||
| 635 | huart3.Init.WordLength = UART_WORDLENGTH_8B; |
||
| 636 | huart3.Init.StopBits = UART_STOPBITS_1; |
||
| 637 | huart3.Init.Parity = UART_PARITY_NONE; |
||
| 638 | huart3.Init.Mode = UART_MODE_TX_RX; |
||
| 639 | huart3.Init.HwFlowCtl = UART_HWCONTROL_NONE; |
||
| 640 | huart3.Init.OverSampling = UART_OVERSAMPLING_16; |
||
| 641 | if (HAL_UART_Init(&huart3) != HAL_OK) |
||
| 642 | { |
||
| 643 | Error_Handler(); |
||
| 644 | } |
||
| 645 | |||
| 646 | } |
||
| 647 | |||
| 7 | mjames | 648 | /** Configure pins as |
| 16 | mjames | 649 | * Analog |
| 650 | * Input |
||
| 651 | * Output |
||
| 652 | * EVENT_OUT |
||
| 653 | * EXTI |
||
| 654 | */ |
||
| 7 | mjames | 655 | static void MX_GPIO_Init(void) |
| 5 | mjames | 656 | { |
| 2 | mjames | 657 | |
| 16 | mjames | 658 | GPIO_InitTypeDef GPIO_InitStruct; |
| 2 | mjames | 659 | |
| 16 | mjames | 660 | /* GPIO Ports Clock Enable */ |
| 661 | __HAL_RCC_GPIOD_CLK_ENABLE(); |
||
| 662 | __HAL_RCC_GPIOA_CLK_ENABLE(); |
||
| 663 | __HAL_RCC_GPIOC_CLK_ENABLE(); |
||
| 664 | __HAL_RCC_GPIOB_CLK_ENABLE(); |
||
| 2 | mjames | 665 | |
| 16 | mjames | 666 | /*Configure GPIO pin Output Level */ |
| 667 | HAL_GPIO_WritePin(SPI_NSS1_GPIO_Port, SPI_NSS1_Pin, GPIO_PIN_SET); |
||
| 2 | mjames | 668 | |
| 16 | mjames | 669 | /*Configure GPIO pin Output Level */ |
| 23 | mjames | 670 | HAL_GPIO_WritePin(GPIOA, SPI1CD_Pin|BT_BUTTON_Pin, GPIO_PIN_RESET); |
| 2 | mjames | 671 | |
| 16 | mjames | 672 | /*Configure GPIO pin Output Level */ |
| 673 | HAL_GPIO_WritePin(GPIOC, SPI_RESET_Pin|USART3_INVERT_Pin|USB_PWR_Pin, GPIO_PIN_RESET); |
||
| 2 | mjames | 674 | |
| 16 | mjames | 675 | /*Configure GPIO pin Output Level */ |
| 676 | HAL_GPIO_WritePin(SPI_NSS2_GPIO_Port, SPI_NSS2_Pin, GPIO_PIN_SET); |
||
| 2 | mjames | 677 | |
| 23 | mjames | 678 | /*Configure GPIO pins : SPI_NSS1_Pin SPI1CD_Pin BT_BUTTON_Pin */ |
| 679 | GPIO_InitStruct.Pin = SPI_NSS1_Pin|SPI1CD_Pin|BT_BUTTON_Pin; |
||
| 16 | mjames | 680 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
| 681 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
| 682 | HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); |
||
| 2 | mjames | 683 | |
| 16 | mjames | 684 | /*Configure GPIO pins : SPI_RESET_Pin SPI_NSS2_Pin USART3_INVERT_Pin USB_PWR_Pin */ |
| 685 | GPIO_InitStruct.Pin = SPI_RESET_Pin|SPI_NSS2_Pin|USART3_INVERT_Pin|USB_PWR_Pin; |
||
| 686 | GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; |
||
| 687 | GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; |
||
| 688 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
| 2 | mjames | 689 | |
| 16 | mjames | 690 | /*Configure GPIO pins : SW1_PUSH_Pin SW1_I_Pin SW1_Q_Pin SW2_PUSH_Pin */ |
| 691 | GPIO_InitStruct.Pin = SW1_PUSH_Pin|SW1_I_Pin|SW1_Q_Pin|SW2_PUSH_Pin; |
||
| 692 | GPIO_InitStruct.Mode = GPIO_MODE_INPUT; |
||
| 693 | GPIO_InitStruct.Pull = GPIO_PULLUP; |
||
| 694 | HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); |
||
| 5 | mjames | 695 | |
| 16 | mjames | 696 | /*Configure GPIO pins : SW2_I_Pin SW2_Q_Pin */ |
| 697 | GPIO_InitStruct.Pin = SW2_I_Pin|SW2_Q_Pin; |
||
| 698 | GPIO_InitStruct.Mode = GPIO_MODE_INPUT; |
||
| 699 | GPIO_InitStruct.Pull = GPIO_PULLUP; |
||
| 700 | HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); |
||
| 5 | mjames | 701 | |
| 2 | mjames | 702 | } |
| 703 | |||
| 704 | /* USER CODE BEGIN 4 */ |
||
| 705 | |||
| 706 | /* USER CODE END 4 */ |
||
| 707 | |||
| 5 | mjames | 708 | /** |
| 16 | mjames | 709 | * @brief This function is executed in case of error occurrence. |
| 710 | * @param None |
||
| 711 | * @retval None |
||
| 712 | */ |
||
| 7 | mjames | 713 | void Error_Handler(void) |
| 5 | mjames | 714 | { |
| 16 | mjames | 715 | /* USER CODE BEGIN Error_Handler */ |
| 7 | mjames | 716 | /* User can add his own implementation to report the HAL error return state */ |
| 717 | while (1) |
||
| 718 | { |
||
| 5 | mjames | 719 | } |
| 16 | mjames | 720 | /* USER CODE END Error_Handler */ |
| 7 | mjames | 721 | } |
| 5 | mjames | 722 | |
| 2 | mjames | 723 | #ifdef USE_FULL_ASSERT |
| 724 | |||
| 725 | /** |
||
| 16 | mjames | 726 | * @brief Reports the name of the source file and the source line number |
| 727 | * where the assert_param error has occurred. |
||
| 728 | * @param file: pointer to the source file name |
||
| 729 | * @param line: assert_param error line source number |
||
| 730 | * @retval None |
||
| 731 | */ |
||
| 2 | mjames | 732 | void assert_failed(uint8_t* file, uint32_t line) |
| 7 | mjames | 733 | { |
| 16 | mjames | 734 | /* USER CODE BEGIN 6 */ |
| 7 | mjames | 735 | /* User can add his own implementation to report the file name and line number, |
| 736 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
||
| 16 | mjames | 737 | /* USER CODE END 6 */ |
| 2 | mjames | 738 | |
| 7 | mjames | 739 | } |
| 2 | mjames | 740 | |
| 741 | #endif |
||
| 742 | |||
| 743 | /** |
||
| 16 | mjames | 744 | * @} |
| 745 | */ |
||
| 2 | mjames | 746 | |
| 747 | /** |
||
| 16 | mjames | 748 | * @} |
| 749 | */ |
||
| 2 | mjames | 750 | |
| 751 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |