Dewant Katare
/
Hexi_Serial_Example
Serial Example for hexiwear
main.cpp
- Committer:
- dewantkatare
- Date:
- 2018-11-30
- Revision:
- 1:a758914c25d5
- Parent:
- 0:79c0c4cd1ab3
File content as of revision 1:a758914c25d5:
#include "mbed.h" Serial pc( USBTX, USBRX); Serial uart(PTD3,PTD2); //Tx, Rx (D1, D0) typedef unsigned char byte; uint8_t cmd_get_sensor[] = {0xff, 0x01, 0x86, 0x00, 0x00, 0x00, 0x00, 0x00, 0x79}; int temperature; int Co2PPM; bool Received_data() { return true; } void init() { pc.printf("\r\nFirst Loop"); uint8_t data[9]; uint8_t cd[9]; int i=0; for(i=0; i<sizeof(cmd_get_sensor); i++) { //cd[i] = uart.putc(cmd_get_sensor[i]); data[i] = uart.getc(); pc.printf("\n\r val: ", data); } /* pc.printf("\r\nHere in first loop:"); for(int i=0; i<9; i++) { //Printing uart values to confirm pc.printf("\r\nwritten value[%d]: %u\n",i, cd[i]); }*/ pc.printf("\r\n"); pc.printf("\r\n********************************************\r\n"); pc.printf("\r\nHere reading values:"); for(int i=0; i<9; i++) { pc.printf("\r\nRead value[%d]: %u\n",i, data[i]); } /* if((i !=9)||(1 + (0xff^(byte) (data[1] + data[2] + data[3] + data[4] + data[5] + data[6] + data[7]))) != data[8]) { return false; }*/ Co2PPM = data[2] * 256 + data[3]; temperature = data[4] - 40; pc.printf("\r\nSecond Loop"); pc.printf("\r\nTemperature: %d\n", temperature); pc.printf("\r\nCo2: %d\n", Co2PPM); wait(1); } int main() { while(1) { uart.baud(9600); pc.baud(115200); pc.printf("\r\nReading data from Co2 Sensor:\n"); pc.printf("\r\n************************************\n"); init(); pc.printf("\r\nend"); } }