SilentSensors / ZZ_SSL_Main_L476

STM32L476

Dependencies:   MbedJSONValue SDFileSystem WConstants mbed-dev DS1820 TinyGPSPlus epd1in54

Fork of A_SSL_Main by SilentSensors

main.cpp@3:bc4495101c7b, 2018-08-22 (annotated)

Committer:
WaleedElmughrabi
Date:
Wed Aug 22 18:13:37 2018 +0000
Revision:
3:bc4495101c7b
Parent:
2:b14aac0ec647
Child:
4:06edbeb05013
Display orientation, font, In Polygon

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bcostm 0:eafcd0445e97 1 #include "mbed.h"
WaleedElmughrabi 2:b14aac0ec647 2 #include "stm32l496g_discovery.h"
bcostm 0:eafcd0445e97 3 #include "stm32l496g_discovery_lcd.h"
WaleedElmughrabi 2:b14aac0ec647 4 #include "stm32l496g_discovery_sd.h"
WaleedElmughrabi 2:b14aac0ec647 5 #include "DS1820.h"
WaleedElmughrabi 2:b14aac0ec647 6 #include "epd1in54.h"
WaleedElmughrabi 2:b14aac0ec647 7 #include "stdio.h"
WaleedElmughrabi 2:b14aac0ec647 8
WaleedElmughrabi 2:b14aac0ec647 9 #define NUM_OF_BLOCKS 5
WaleedElmughrabi 2:b14aac0ec647 10 #define BLOCK_START_ADDR 0
WaleedElmughrabi 2:b14aac0ec647 11 #define BLOCK_SIZE 512
WaleedElmughrabi 2:b14aac0ec647 12 #define BLOCK_END_ADDR (BLOCK_SIZE * NUM_OF_BLOCKS)
WaleedElmughrabi 2:b14aac0ec647 13 #define BUFFER_WORDS_SIZE ((BLOCK_SIZE * NUM_OF_BLOCKS) >> 2) // Total data size in bytes
WaleedElmughrabi 2:b14aac0ec647 14
WaleedElmughrabi 2:b14aac0ec647 15 //DS18B20 temperature sensor
WaleedElmughrabi 2:b14aac0ec647 16 Serial serial(USBTX, USBRX);
WaleedElmughrabi 2:b14aac0ec647 17 DS1820 ds1820(PG_15); //pin name connected to the DS1820 data pin
WaleedElmughrabi 2:b14aac0ec647 18 float t;
WaleedElmughrabi 3:bc4495101c7b 19 float tempSerial;
WaleedElmughrabi 3:bc4495101c7b 20 float tCompare = 0;
WaleedElmughrabi 3:bc4495101c7b 21 int ab=1;
WaleedElmughrabi 3:bc4495101c7b 22
WaleedElmughrabi 2:b14aac0ec647 23
WaleedElmughrabi 2:b14aac0ec647 24 //E-ink Display
WaleedElmughrabi 2:b14aac0ec647 25 // Control
WaleedElmughrabi 2:b14aac0ec647 26 PinName rst;
WaleedElmughrabi 2:b14aac0ec647 27 PinName dc;
WaleedElmughrabi 2:b14aac0ec647 28 PinName busy;
WaleedElmughrabi 2:b14aac0ec647 29 //SPI communication
WaleedElmughrabi 2:b14aac0ec647 30 PinName mosi;
WaleedElmughrabi 2:b14aac0ec647 31 PinName miso;
WaleedElmughrabi 2:b14aac0ec647 32 PinName sclk;
WaleedElmughrabi 2:b14aac0ec647 33 PinName cs;
WaleedElmughrabi 2:b14aac0ec647 34 unsigned char frame_black[EPD_HEIGHT*EPD_WIDTH/8];
WaleedElmughrabi 2:b14aac0ec647 35
WaleedElmughrabi 2:b14aac0ec647 36 uint32_t aTxBuffer[BUFFER_WORDS_SIZE];
WaleedElmughrabi 2:b14aac0ec647 37 uint32_t aRxBuffer[BUFFER_WORDS_SIZE];
WaleedElmughrabi 2:b14aac0ec647 38
WaleedElmughrabi 3:bc4495101c7b 39
WaleedElmughrabi 2:b14aac0ec647 40 static void print_demo_title(void);
WaleedElmughrabi 3:bc4495101c7b 41 //static void print_PASS(void);
WaleedElmughrabi 2:b14aac0ec647 42 static void print_FAIL(void);
WaleedElmughrabi 2:b14aac0ec647 43 static void Fill_Buffer(uint32_t *pBuffer, uint32_t uwBufferLenght, uint32_t uwOffset);
WaleedElmughrabi 2:b14aac0ec647 44 static uint8_t Buffercmp(uint32_t* pBuffer1, uint32_t* pBuffer2, uint16_t BufferLength);
WaleedElmughrabi 2:b14aac0ec647 45
WaleedElmughrabi 3:bc4495101c7b 46
WaleedElmughrabi 3:bc4495101c7b 47 int pnpoly(int nvert, float *vertx, float *verty, float testx, float testy)
WaleedElmughrabi 3:bc4495101c7b 48 {
WaleedElmughrabi 3:bc4495101c7b 49 int i, j, c = 0;
WaleedElmughrabi 3:bc4495101c7b 50 for (i = 0, j = nvert-1; i < nvert; j = i++) {
WaleedElmughrabi 3:bc4495101c7b 51 if ( ((verty[i]>testy) != (verty[j]>testy)) &&
WaleedElmughrabi 3:bc4495101c7b 52 (testx < (vertx[j]-vertx[i]) * (testy-verty[i]) / (verty[j]-verty[i]) + vertx[i]) )
WaleedElmughrabi 3:bc4495101c7b 53 c = !c;
WaleedElmughrabi 3:bc4495101c7b 54 }
WaleedElmughrabi 3:bc4495101c7b 55 return c;
WaleedElmughrabi 3:bc4495101c7b 56 }
WaleedElmughrabi 3:bc4495101c7b 57
WaleedElmughrabi 3:bc4495101c7b 58
WaleedElmughrabi 2:b14aac0ec647 59 float getTemp(float t)
WaleedElmughrabi 2:b14aac0ec647 60 {
WaleedElmughrabi 2:b14aac0ec647 61
WaleedElmughrabi 2:b14aac0ec647 62 // getTemp(tRead);
WaleedElmughrabi 2:b14aac0ec647 63
WaleedElmughrabi 2:b14aac0ec647 64 if(ds1820.begin()) {
WaleedElmughrabi 2:b14aac0ec647 65 ds1820.startConversion();
WaleedElmughrabi 2:b14aac0ec647 66 wait(1.0);
WaleedElmughrabi 2:b14aac0ec647 67 t = ds1820.read(); // read temperature
WaleedElmughrabi 3:bc4495101c7b 68 tCompare;
WaleedElmughrabi 2:b14aac0ec647 69 serial.printf("temp = %3.1f\r\n", t); // Display temp on terminal
WaleedElmughrabi 2:b14aac0ec647 70
WaleedElmughrabi 2:b14aac0ec647 71 } else
WaleedElmughrabi 2:b14aac0ec647 72 serial.printf("No DS1820 sensor found!\r\n");
WaleedElmughrabi 2:b14aac0ec647 73
WaleedElmughrabi 2:b14aac0ec647 74
WaleedElmughrabi 2:b14aac0ec647 75
WaleedElmughrabi 2:b14aac0ec647 76
WaleedElmughrabi 2:b14aac0ec647 77 mosi = PB_5;
WaleedElmughrabi 2:b14aac0ec647 78 miso = PB_4;
WaleedElmughrabi 2:b14aac0ec647 79 sclk = PA_5;
WaleedElmughrabi 2:b14aac0ec647 80 cs = PA_15;
WaleedElmughrabi 2:b14aac0ec647 81 rst = PI_6;
WaleedElmughrabi 2:b14aac0ec647 82 dc = PG_6;
WaleedElmughrabi 2:b14aac0ec647 83 busy = PI_11;
WaleedElmughrabi 2:b14aac0ec647 84
WaleedElmughrabi 2:b14aac0ec647 85 char cVal[32];
WaleedElmughrabi 2:b14aac0ec647 86 //char* t_str;
WaleedElmughrabi 2:b14aac0ec647 87 sprintf(cVal,"%.2f", t);
WaleedElmughrabi 3:bc4495101c7b 88
WaleedElmughrabi 3:bc4495101c7b 89
WaleedElmughrabi 3:bc4495101c7b 90
WaleedElmughrabi 2:b14aac0ec647 91 memset(frame_black, 0xFF, sizeof(unsigned char)*EPD_HEIGHT*EPD_WIDTH/8);
WaleedElmughrabi 2:b14aac0ec647 92 Epd epd = Epd(mosi, miso, sclk, cs, dc, rst, busy);
WaleedElmughrabi 3:bc4495101c7b 93
WaleedElmughrabi 3:bc4495101c7b 94
WaleedElmughrabi 2:b14aac0ec647 95 if (epd.Init(lut_full_update) != 0) {
WaleedElmughrabi 2:b14aac0ec647 96 return -1;
WaleedElmughrabi 2:b14aac0ec647 97 }
WaleedElmughrabi 2:b14aac0ec647 98 /*Write strings to the buffer */
WaleedElmughrabi 3:bc4495101c7b 99 epd.DrawStringAt(frame_black, 50, 30, cVal, &Font24, COLORED);
WaleedElmughrabi 2:b14aac0ec647 100 epd.DrawStringAt(frame_black, 28, 10, "Temperature", &Font16, COLORED);
WaleedElmughrabi 2:b14aac0ec647 101 /* Display the frame_buffer */
WaleedElmughrabi 2:b14aac0ec647 102 epd.SetFrameMemory(frame_black, 0, 0, epd.width, epd.height);
WaleedElmughrabi 2:b14aac0ec647 103 epd.DisplayFrame();
WaleedElmughrabi 2:b14aac0ec647 104 epd.Sleep();
WaleedElmughrabi 2:b14aac0ec647 105 return t;
WaleedElmughrabi 2:b14aac0ec647 106 }
bcostm 0:eafcd0445e97 107
bcostm 0:eafcd0445e97 108 int main()
bcostm 0:eafcd0445e97 109 {
WaleedElmughrabi 2:b14aac0ec647 110 uint8_t status;
WaleedElmughrabi 2:b14aac0ec647 111 print_demo_title();
WaleedElmughrabi 2:b14aac0ec647 112 wait(0.2);
WaleedElmughrabi 2:b14aac0ec647 113
WaleedElmughrabi 2:b14aac0ec647 114 // Initialization
WaleedElmughrabi 2:b14aac0ec647 115 status = BSP_SD_Init();
WaleedElmughrabi 2:b14aac0ec647 116 if (status == MSD_OK) {
WaleedElmughrabi 2:b14aac0ec647 117 BSP_LCD_DisplayStringAt(0, LINE(5), (uint8_t *)"SD INIT OK", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 118 }
WaleedElmughrabi 2:b14aac0ec647 119 else if (status == MSD_ERROR_SD_NOT_PRESENT) {
WaleedElmughrabi 2:b14aac0ec647 120 BSP_LCD_DisplayStringAt(0, LINE(5), (uint8_t *)"SD CARD NOT FOUND", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 121 print_FAIL();
bcostm 0:eafcd0445e97 122 }
WaleedElmughrabi 2:b14aac0ec647 123 else {
WaleedElmughrabi 2:b14aac0ec647 124 BSP_LCD_DisplayStringAt(0, LINE(5), (uint8_t *)"SD INIT FAIL", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 125 print_FAIL();
WaleedElmughrabi 2:b14aac0ec647 126 }
WaleedElmughrabi 2:b14aac0ec647 127
WaleedElmughrabi 2:b14aac0ec647 128 // Erase
WaleedElmughrabi 2:b14aac0ec647 129 status = BSP_SD_Erase(BLOCK_START_ADDR, BLOCK_END_ADDR);
WaleedElmughrabi 2:b14aac0ec647 130 if (status == MSD_OK) {
WaleedElmughrabi 2:b14aac0ec647 131 BSP_LCD_DisplayStringAt(0, LINE(6), (uint8_t *)"SD ERASE OK", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 132 }
WaleedElmughrabi 2:b14aac0ec647 133 else {
WaleedElmughrabi 2:b14aac0ec647 134 BSP_LCD_DisplayStringAt(0, LINE(6), (uint8_t *)"SD ERASE FAIL", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 135 print_FAIL();
bcostm 0:eafcd0445e97 136 }
WaleedElmughrabi 2:b14aac0ec647 137
WaleedElmughrabi 2:b14aac0ec647 138 // Prepare the buffer to write
WaleedElmughrabi 2:b14aac0ec647 139 Fill_Buffer(aTxBuffer, BUFFER_WORDS_SIZE, 0x22FF);
WaleedElmughrabi 3:bc4495101c7b 140
WaleedElmughrabi 2:b14aac0ec647 141 // Write
WaleedElmughrabi 2:b14aac0ec647 142 status = BSP_SD_WriteBlocks(aTxBuffer, BLOCK_START_ADDR, NUM_OF_BLOCKS, SD_DATATIMEOUT);
WaleedElmughrabi 2:b14aac0ec647 143 if (status == MSD_OK) {
WaleedElmughrabi 2:b14aac0ec647 144 BSP_LCD_DisplayStringAt(0, LINE(7), (uint8_t *)"SD WRITE OK", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 145 }
WaleedElmughrabi 2:b14aac0ec647 146 else {
WaleedElmughrabi 2:b14aac0ec647 147 BSP_LCD_DisplayStringAt(0, LINE(7), (uint8_t *)"SD WRITE FAIL", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 148 print_FAIL();
WaleedElmughrabi 2:b14aac0ec647 149 }
WaleedElmughrabi 2:b14aac0ec647 150
WaleedElmughrabi 2:b14aac0ec647 151 // Read
WaleedElmughrabi 2:b14aac0ec647 152 status = BSP_SD_ReadBlocks(aRxBuffer, BLOCK_START_ADDR, NUM_OF_BLOCKS, SD_DATATIMEOUT);
WaleedElmughrabi 2:b14aac0ec647 153 if (status == MSD_OK) {
WaleedElmughrabi 2:b14aac0ec647 154 BSP_LCD_DisplayStringAt(0, LINE(8), (uint8_t *)"SD READ OK", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 155 }
WaleedElmughrabi 2:b14aac0ec647 156 else {
WaleedElmughrabi 2:b14aac0ec647 157 BSP_LCD_DisplayStringAt(0, LINE(8), (uint8_t *)"SD READ FAIL", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 158 print_FAIL();
WaleedElmughrabi 2:b14aac0ec647 159 }
WaleedElmughrabi 2:b14aac0ec647 160
WaleedElmughrabi 2:b14aac0ec647 161 // Compare data
WaleedElmughrabi 2:b14aac0ec647 162 if (Buffercmp(aTxBuffer, aRxBuffer, BUFFER_WORDS_SIZE) == 0) {
WaleedElmughrabi 2:b14aac0ec647 163 BSP_LCD_DisplayStringAt(0, LINE(9), (uint8_t *)"SD DATA OK", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 164 }
WaleedElmughrabi 2:b14aac0ec647 165 else {
WaleedElmughrabi 2:b14aac0ec647 166 BSP_LCD_DisplayStringAt(0, LINE(9), (uint8_t *)"SD DATA FAIL", LEFT_MODE);
WaleedElmughrabi 2:b14aac0ec647 167 print_FAIL();
bcostm 0:eafcd0445e97 168 }
bcostm 0:eafcd0445e97 169
WaleedElmughrabi 3:bc4495101c7b 170 int inpoly;
WaleedElmughrabi 3:bc4495101c7b 171 float x[5] = { 1,4,4,1,1};
WaleedElmughrabi 3:bc4495101c7b 172 float y[5] = { 1,1,4,4,1};
WaleedElmughrabi 3:bc4495101c7b 173 float xtest = 2;
WaleedElmughrabi 3:bc4495101c7b 174 float ytest = 2;
WaleedElmughrabi 2:b14aac0ec647 175
WaleedElmughrabi 3:bc4495101c7b 176 while(1){
WaleedElmughrabi 3:bc4495101c7b 177 tempSerial = getTemp(t);
WaleedElmughrabi 3:bc4495101c7b 178 inpoly = pnpoly(5,x, y, xtest,ytest);
WaleedElmughrabi 3:bc4495101c7b 179 serial.printf("inpoly = %d\r\n", inpoly);
WaleedElmughrabi 2:b14aac0ec647 180 wait(5);
WaleedElmughrabi 2:b14aac0ec647 181 }
bcostm 0:eafcd0445e97 182 }
WaleedElmughrabi 2:b14aac0ec647 183
WaleedElmughrabi 2:b14aac0ec647 184 static void print_demo_title(void)
WaleedElmughrabi 2:b14aac0ec647 185 {
WaleedElmughrabi 2:b14aac0ec647 186 BSP_LCD_Init();
WaleedElmughrabi 2:b14aac0ec647 187 BSP_LCD_Clear(LCD_COLOR_WHITE);
WaleedElmughrabi 2:b14aac0ec647 188 BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
WaleedElmughrabi 2:b14aac0ec647 189 BSP_LCD_FillRect(0, 0, BSP_LCD_GetXSize(), 80);
WaleedElmughrabi 2:b14aac0ec647 190 BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
WaleedElmughrabi 2:b14aac0ec647 191 BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
WaleedElmughrabi 2:b14aac0ec647 192 BSP_LCD_SetFont(&Font24);
WaleedElmughrabi 2:b14aac0ec647 193 BSP_LCD_DisplayStringAt(0, 0, (uint8_t *)"SDCARD", CENTER_MODE);
WaleedElmughrabi 2:b14aac0ec647 194 BSP_LCD_SetFont(&Font12);
WaleedElmughrabi 2:b14aac0ec647 195 BSP_LCD_DisplayStringAt(0, 30, (uint8_t *)"This example shows how to write", CENTER_MODE);
WaleedElmughrabi 2:b14aac0ec647 196 BSP_LCD_DisplayStringAt(0, 45, (uint8_t *)"and read data on the SDCard", CENTER_MODE);
WaleedElmughrabi 2:b14aac0ec647 197 BSP_LCD_SetFont(&Font20);
WaleedElmughrabi 2:b14aac0ec647 198 }
WaleedElmughrabi 2:b14aac0ec647 199
WaleedElmughrabi 3:bc4495101c7b 200 //static void print_PASS(void)
WaleedElmughrabi 3:bc4495101c7b 201 //{
WaleedElmughrabi 3:bc4495101c7b 202 // BSP_LCD_SetTextColor(LCD_COLOR_BLACK);
WaleedElmughrabi 3:bc4495101c7b 203 // BSP_LCD_SetBackColor(LCD_COLOR_GREEN);
WaleedElmughrabi 3:bc4495101c7b 204 // BSP_LCD_DisplayStringAt(0, LINE(11), (uint8_t *)"Demo OK", CENTER_MODE);
WaleedElmughrabi 2:b14aac0ec647 205 //while(1);
WaleedElmughrabi 3:bc4495101c7b 206 //}
WaleedElmughrabi 2:b14aac0ec647 207
WaleedElmughrabi 2:b14aac0ec647 208 static void print_FAIL(void)
WaleedElmughrabi 2:b14aac0ec647 209 {
WaleedElmughrabi 2:b14aac0ec647 210 BSP_LCD_SetBackColor(LCD_COLOR_RED);
WaleedElmughrabi 2:b14aac0ec647 211 BSP_LCD_DisplayStringAt(0, LINE(11), (uint8_t *)"Demo FAILED", CENTER_MODE);
WaleedElmughrabi 2:b14aac0ec647 212 // while(1);
WaleedElmughrabi 2:b14aac0ec647 213 }
WaleedElmughrabi 2:b14aac0ec647 214
WaleedElmughrabi 2:b14aac0ec647 215 /**
WaleedElmughrabi 2:b14aac0ec647 216 * @brief Fills buffer with user predefined data.
WaleedElmughrabi 2:b14aac0ec647 217 * @param pBuffer: pointer on the buffer to fill
WaleedElmughrabi 2:b14aac0ec647 218 * @param uwBufferLenght: size of the buffer to fill
WaleedElmughrabi 2:b14aac0ec647 219 * @param uwOffset: first value to fill on the buffer
WaleedElmughrabi 2:b14aac0ec647 220 * @retval None
WaleedElmughrabi 2:b14aac0ec647 221 */
WaleedElmughrabi 2:b14aac0ec647 222 static void Fill_Buffer(uint32_t *pBuffer, uint32_t uwBufferLength, uint32_t uwOffset)
WaleedElmughrabi 2:b14aac0ec647 223 {
WaleedElmughrabi 2:b14aac0ec647 224 uint32_t tmpIndex = 0;
WaleedElmughrabi 2:b14aac0ec647 225 /* Put in global buffer different values */
WaleedElmughrabi 2:b14aac0ec647 226 for (tmpIndex = 0; tmpIndex < uwBufferLength; tmpIndex++ ) {
WaleedElmughrabi 2:b14aac0ec647 227 pBuffer[tmpIndex] = tmpIndex + uwOffset;
WaleedElmughrabi 2:b14aac0ec647 228 }
WaleedElmughrabi 2:b14aac0ec647 229 }
WaleedElmughrabi 2:b14aac0ec647 230
WaleedElmughrabi 2:b14aac0ec647 231 /**
WaleedElmughrabi 2:b14aac0ec647 232 * @brief Compares two buffers.
WaleedElmughrabi 2:b14aac0ec647 233 * @param pBuffer1, pBuffer2: buffers to be compared.
WaleedElmughrabi 2:b14aac0ec647 234 * @param BufferLength: buffer's length
WaleedElmughrabi 2:b14aac0ec647 235 * @retval 0: pBuffer2 identical to pBuffer1
WaleedElmughrabi 2:b14aac0ec647 236 * 1: pBuffer2 differs from pBuffer1
WaleedElmughrabi 2:b14aac0ec647 237 */
WaleedElmughrabi 2:b14aac0ec647 238 static uint8_t Buffercmp(uint32_t* pBuffer1, uint32_t* pBuffer2, uint16_t BufferLength)
WaleedElmughrabi 2:b14aac0ec647 239 {
WaleedElmughrabi 2:b14aac0ec647 240 while (BufferLength--) {
WaleedElmughrabi 2:b14aac0ec647 241 if (*pBuffer1 != *pBuffer2) {
WaleedElmughrabi 2:b14aac0ec647 242 return 1;
WaleedElmughrabi 2:b14aac0ec647 243 }
WaleedElmughrabi 2:b14aac0ec647 244 pBuffer1++;
WaleedElmughrabi 2:b14aac0ec647 245 pBuffer2++;
WaleedElmughrabi 2:b14aac0ec647 246 }
WaleedElmughrabi 2:b14aac0ec647 247 return 0;
WaleedElmughrabi 2:b14aac0ec647 248 }
WaleedElmughrabi 3:bc4495101c7b 249
WaleedElmughrabi 3:bc4495101c7b 250