Daniel Knox / Mbed 2 deprecated frdm_serial_peopleAndComputing

Interface layer for the mbed boards ready for the JAVA library

Dependencies:   C12832 LM75B MMA7660 mbed FXOS8700Q

Fork of frdm_serial by Michael Berry

comms.cpp@5:d9f8c2f63323, 2015-12-04 (annotated)

Committer:
Condo2k4
Date:
Fri Dec 04 14:42:01 2015 +0000
Revision:
5:d9f8c2f63323
Parent:
4:39e949908fc5
Child:
6:adf2837c1e7f
Final changes to MBed library.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Condo2k4 4:39e949908fc5 1 #include "comms.h"
Condo2k4 4:39e949908fc5 2
Condo2k4 4:39e949908fc5 3 DataSerial::DataSerial(PinName tx, PinName rx) : Serial(tx,rx,NULL) {}
Condo2k4 4:39e949908fc5 4
Condo2k4 4:39e949908fc5 5 DataSerial::~DataSerial() {}
Condo2k4 4:39e949908fc5 6
Condo2k4 4:39e949908fc5 7 void DataSerial::sendFloat(float &f) {
Condo2k4 4:39e949908fc5 8 sendData(&f,sizeof(float));
Condo2k4 4:39e949908fc5 9 }
Condo2k4 4:39e949908fc5 10
Condo2k4 4:39e949908fc5 11 void DataSerial::sendInt16(uint16_t &i) {
Condo2k4 4:39e949908fc5 12 sendData(&i,sizeof(uint16_t));
Condo2k4 4:39e949908fc5 13 }
Condo2k4 4:39e949908fc5 14
Condo2k4 4:39e949908fc5 15 void DataSerial::sendChar(char c) {
Condo2k4 4:39e949908fc5 16 putc(1); putc(c);
Condo2k4 4:39e949908fc5 17 }
Condo2k4 4:39e949908fc5 18
Condo2k4 4:39e949908fc5 19 float DataSerial::readFloat() {
Condo2k4 4:39e949908fc5 20 float f;
Condo2k4 4:39e949908fc5 21 readData(&f,sizeof(float));
Condo2k4 4:39e949908fc5 22 return f;
Condo2k4 4:39e949908fc5 23 }
Condo2k4 4:39e949908fc5 24
Condo2k4 4:39e949908fc5 25 uint16_t DataSerial::readInt16() {
Condo2k4 4:39e949908fc5 26 uint16_t i;
Condo2k4 4:39e949908fc5 27 readData(&i,sizeof(uint16_t));
Condo2k4 4:39e949908fc5 28 return i;
Condo2k4 4:39e949908fc5 29 }
Condo2k4 4:39e949908fc5 30
Condo2k4 4:39e949908fc5 31 char DataSerial::readChar() {
Condo2k4 5:d9f8c2f63323 32 if(getc()!=1) readFailureMode();
Condo2k4 4:39e949908fc5 33 return getc();
Condo2k4 4:39e949908fc5 34 }
Condo2k4 4:39e949908fc5 35
Condo2k4 4:39e949908fc5 36 void DataSerial::sendData(void* data, uint8_t len) {
Condo2k4 4:39e949908fc5 37 putc(len);
Condo2k4 4:39e949908fc5 38 for(char* c = (char*)data;len--;)
Condo2k4 4:39e949908fc5 39 putc(*(c++));
Condo2k4 4:39e949908fc5 40 }
Condo2k4 4:39e949908fc5 41
Condo2k4 5:d9f8c2f63323 42 uint8_t DataSerial::readString(char * s) {
Condo2k4 5:d9f8c2f63323 43 char l = getc();
Condo2k4 5:d9f8c2f63323 44 uint8_t len = (uint8_t)l;
Condo2k4 5:d9f8c2f63323 45 while(l>0) {
Condo2k4 5:d9f8c2f63323 46 *s = getc();
Condo2k4 5:d9f8c2f63323 47 s++;
Condo2k4 5:d9f8c2f63323 48 l--;
Condo2k4 5:d9f8c2f63323 49 }
Condo2k4 5:d9f8c2f63323 50 return len;
Condo2k4 5:d9f8c2f63323 51 }
Condo2k4 5:d9f8c2f63323 52
Condo2k4 4:39e949908fc5 53 void DataSerial::readData(void* data, uint8_t len) {
Condo2k4 5:d9f8c2f63323 54 char readLen = getc();
Condo2k4 5:d9f8c2f63323 55 if(readLen!=len) readFailureMode();
Condo2k4 4:39e949908fc5 56 char* c = (char*)data;
Condo2k4 4:39e949908fc5 57 while(len>0) {
Condo2k4 4:39e949908fc5 58 *c = getc();
Condo2k4 4:39e949908fc5 59 c++;
Condo2k4 4:39e949908fc5 60 len--;
Condo2k4 4:39e949908fc5 61 }
Condo2k4 4:39e949908fc5 62 }
Condo2k4 4:39e949908fc5 63
Condo2k4 4:39e949908fc5 64 void DataSerial::sendSpecialCommand(char char1, char char2) {
Condo2k4 4:39e949908fc5 65 putc(0); putc(char1); putc(char2);
Condo2k4 5:d9f8c2f63323 66 }
Condo2k4 5:d9f8c2f63323 67
Condo2k4 5:d9f8c2f63323 68 void DataSerial::readFailureMode() {
Condo2k4 5:d9f8c2f63323 69 DigitalOut lr(PTB22), lg(PTE26), lb(PTB21);
Condo2k4 5:d9f8c2f63323 70 lr=lg=1; lb=0;
Condo2k4 5:d9f8c2f63323 71 for(;;) {
Condo2k4 5:d9f8c2f63323 72 wait_ms(1000);
Condo2k4 5:d9f8c2f63323 73 lb=!lb;
Condo2k4 5:d9f8c2f63323 74 }
Condo2k4 5:d9f8c2f63323 75
Condo2k4 4:39e949908fc5 76 }