Justin Rodenburg
/
TCTF_Control_Main
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TCTF_Control_Main
by 
Rivian Irvine Team
Revision 15:74a01aaeb60e, committed 2018-06-11
- Comitter:
- jrodenburg
- Date:
- Mon Jun 11 21:10:14 2018 +0000
- Parent:
- 14:69cd53434783
- Child:
- 16:a7fd53ab4199
- Commit message:
- Reduced the number of print statements in an attempt to limit the amount of data on the serial lines (used to help with the connection serial reliability)
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Wed May 16 19:31:12 2018 +0000
+++ b/main.cpp Mon Jun 11 21:10:14 2018 +0000
@@ -1,6 +1,7 @@
// MBED SCRIPT FOR CONTROLLING THE TEMPERATURE CONTROLLED TEST FIXTURE (TCTF)
// DATE: SEPTEMBER 2017
+#define FW_VERSION "V.010"
#include "mbed.h"
#include "MODSERIAL.h"
#include "MCP23008.h"
@@ -8,30 +9,30 @@
#include <string>
//DEFINITIVE VARIABLES
-#define DEBUG 0
-#define DEBUG1 0
-#define DEBUG2 0
-#define DEBUG3 1
-#define DEBUG5 0
-#define CHN_COUNT 8
-#define MIN_TEMP 10
-#define MAX_TEMP 65
-#define TEMP_MARGIN 20
-#define HYST_LOW 0.3
-#define HYST_HIGH 1
-#define SAMPLES 5
-#define I2C_Freq 2000
-#define VALVE 1
-#define HEATER 2
-#define STATUS_GOOD 3
-#define STATUS_BAD 0
-#define sizeLUT 34
-#define BACK_THERM 0
-#define FRONT_THERM 1
-#define HEAT_FET_AMP 2
-#define VALVE_FET_AMP 3
-#define FET_ON_CURRENT 1.12
-#define ROOM_TEMP 22
+#define DEBUG 0
+#define DEBUG1 0
+#define DEBUG2 0
+#define DEBUG3 1
+#define DEBUG5 0
+#define CHN_COUNT 8
+#define MIN_TEMP 10
+#define MAX_TEMP 65
+#define TEMP_MARGIN 20
+#define HYST_LOW 0.3
+#define HYST_HIGH 1
+#define SAMPLES 5
+#define I2C_Freq 2000
+#define VALVE 1
+#define HEATER 2
+#define STATUS_GOOD 3
+#define STATUS_BAD 0
+#define sizeLUT 34
+#define BACK_THERM 0
+#define FRONT_THERM 1
+#define HEAT_FET_AMP 2
+#define VALVE_FET_AMP 3
+#define FET_ON_CURRENT 1.12
+#define ROOM_TEMP 22
#define MAX_HEATER_ON_TIME 25
#define MAX_CHILL_TIME 10 //10sec
@@ -44,9 +45,11 @@
#define DELIMETER 0x2E
#define SET_TEMPERATURE 0xB0
#define SELECT_CHANNEL 0xB1
-#define CMD_RESPONSE 0xD0
-#define CMD_DATA 0xD1
-#define ERROR_DATA 0xD2
+#define READ_UID 0xB2
+#define RESPONSE_DATA 0xD0
+#define TEMP_DATA 0xD1
+#define UID_DATA 0xD2
+#define ERROR_DATA 0xDF
unsigned int chanSel_SendTemp = 0;
@@ -91,6 +94,24 @@
unsigned char EOF_flag;
} RESPONSE_CMD;
+typedef struct {
+ HOST_CMD_HEADER cmd_header;
+ unsigned char chanIDSel;
+ unsigned char chanDelim;
+ unsigned char chanStat;
+} READ_UID_CMD;
+
+typedef struct {
+ unsigned char SOF_flag;
+ unsigned char cmd_type;
+ unsigned char len;
+ unsigned char Delim;
+ uint32_t UIDMH;
+ uint32_t UIDML;
+ uint32_t UIDL;
+ unsigned char EOF_flag;
+} UID_RESPONSE;
+
//TCTF CHANNEL DATA
struct CHNL_DATA{
bool status;
@@ -294,6 +315,8 @@
DigitalOut rLed(LED1);
DigitalOut gLed(LED2);
+void sendUID ();
+
//***********************************************
// Rx Interrupt from serial Host interface
//***********************************************
@@ -331,8 +354,7 @@
pRxPktHdr = (HOST_CMD_HEADER *)rxBuf;
#ifdef DEBUG
- pc.printf("DBG: fl = %02x\n", pRxPktHdr->SOF_flag);
- pc.printf("DBG: len = %02x\n", pRxPktHdr->len);
+ pc.printf("DBG: fl=%02x, len=%02x\n", pRxPktHdr->SOF_flag, pRxPktHdr->len);
#endif
// Exit if the packet does not contain correct header
@@ -346,10 +368,9 @@
// Process set temp for specified channel
{
SET_TEMPERATURE_CMD *pRxPkt = (SET_TEMPERATURE_CMD *)(rxBuf);
-#if 1 //def DEBUG
- pc.printf("DBG: ch = %02x\n", pRxPkt->chanID);
- pc.printf("DBG: tempSet = %f\n", pRxPkt->setTemp);
- pc.printf("DBG: chanStat = %02x\n", pRxPkt->chanStat);
+#ifdef DEBUG
+ pc.printf("DBG: SETTEMP: ch = %02x, tempSet = %f, chanStat = %02x\n",
+ pRxPkt->chanID, pRxPkt->setTemp, pRxPkt->chanStat);
#endif
if ((pRxPkt->tempDelim != DELIMETER) || (pRxPkt->chanStatDelim != DELIMETER)) {
// Send NAK back
@@ -372,19 +393,30 @@
SELECT_CHANNEL_CMD *pRxPkt = (SELECT_CHANNEL_CMD *)(rxBuf);
chanSel_SendTemp = pRxPkt->chanIDSel;
-#if 1 //def DEBUG
- pc.printf("DBG: chanSel = %02x\n", pRxPkt->chanIDSel);
- pc.printf("DBG: chanStat = %02x\n", pRxPkt->chanStat);
+#ifdef DEBUG
+ pc.printf("DBG: CHAN_SEL: chan=%02x, chanStat = %02x\n", pRxPkt->chanIDSel, pRxPkt->chanStat);
#endif
}
break;
+ case READ_UID:
+ {
+ READ_UID_CMD *pRxPkt = (READ_UID_CMD *)(rxBuf);
+#ifdef DEBUG
+ pc.printf("DBG: Read UID: chan%02x\n", pRxPkt->chanIDSel);
+#endif
+ sendUID();
+ }
+ break;
+
default:
// Error
break;
}
}
+
+
/* Function: get_temp
**************************************************************
Description: Retrieve data from thermistor
@@ -561,7 +593,7 @@
int i;
response.SOF_flag = TX_SOF;
- response.cmd_type = CMD_DATA;
+ response.cmd_type = TEMP_DATA;
response.len = 9;
response.Delim = DELIMETER;
response.data = (float)currentTemp;
@@ -574,6 +606,30 @@
}
//***************************************************************
+// Build packet with Board UID (Unique Identification)
+//***************************************************************
+void sendUID ()
+{
+ UID_RESPONSE response;
+ unsigned char *ptr = (unsigned char *)&response;
+ int i;
+
+ response.SOF_flag = TX_SOF;
+ response.cmd_type = UID_DATA;
+ response.len = 17;
+ response.Delim = DELIMETER;
+ response.UIDMH = (uint32_t)SIM->UIDMH;
+ response.UIDML = (uint32_t)SIM->UIDML;
+ response.UIDL = (uint32_t)SIM->UIDL;
+ response.EOF_flag = TX_EOF;
+
+ // Send response to GUI
+ for (i=0; i < response.len; i++, ptr++)
+ pc.printf("%02x", *ptr);
+ pc.printf("\n");
+}
+
+//***************************************************************
// Build packet with errors to send to GUI
//***************************************************************
void sendError (int chan, float error)
@@ -631,7 +687,7 @@
}
if(chnlStatus[chnl].heater_init_time != 0){
int init_time = chnlStatus[chnl].heater_init_time;
- int on_time_heater = currTimeMin - init_time;
+ int on_time_heater = currTimeMin - init_time;
//account for 0 crossover
if(init_time > currTimeMin){
on_time_heater = (60 - init_time)+currTimeMin;
@@ -662,6 +718,7 @@
Timer t_cool;
int time_min = 0;
int init_heat_time = 0;
+ uint32_t UIDMH, UIDML, UIDL;
// Setup serial port
// Look for RX_EOF
@@ -675,10 +732,17 @@
t.start();
+ sendUID();
+
+ UIDMH = (uint32_t)SIM->UIDMH;
+ UIDML = (uint32_t)SIM->UIDML;
+ UIDL = (uint32_t)SIM->UIDL;
+
while(1) {
- if(DEBUG3)
- pc.printf("DBG: PROGRAM STARTED \r\n");
+ if(DEBUG3) {
+ pc.printf("DBG: <%f>[UID: %04X%08X%08X] PSTARTED\n", t.read(), UIDMH, UIDML, UIDL);
+ }
//setup timer used to track how long the heater is on
float time_sec = t.read();
@@ -701,7 +765,9 @@
//check if we received data/need to update TCTF data
if(dataReceived){
dataReceived = false;
+#ifdef DEBUG
pc.printf("DBG: %d bytes Rx'd\n", pc.rxBufferGetCount());
+#endif
pc.move(rxBuf, 50);
parseRXData();
pc.rxBufferFlush();
@@ -720,7 +786,7 @@
//CONTROL LOOP:
if(chnlStatus[chnl].status == 1){
- if(DEBUG3) pc.printf("DBG: [%d] Temp: F: %f B: %f\r\n", chnl, currentTempFront, currentTempBack);
+ if(DEBUG) pc.printf("DBG: [%d] Temp: F: %f B: %f\r\n", chnl, currentTempFront, currentTempBack);
//main loop for channels
if(chnlStatus[chnl].error == 0){
if(currentTemp > ((chnlStatus[chnl].setTemp)+HYST_HIGH)){
@@ -780,13 +846,13 @@
}
else{
if(chnlStatus[chnl].error == 0){
- //turn off chiller
- turn_valve_off(chnl);
- //turn off heater
- turn_heater_off(chnl);
- //turn on green LED status light
- status_led(chnl, 1);
- }
+ //turn off chiller
+ turn_valve_off(chnl);
+ //turn off heater
+ turn_heater_off(chnl);
+ //turn on green LED status light
+ status_led(chnl, 1);
+ }
else{
status_led(chnl, STATUS_BAD);
}