rusefi
/
rusefi-hardware
mirror of https://github.com/rusefi/rusefi-hardware.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

GDI4: transmit GM fuel pressure sensor data over can

This commit is contained in:
Andrey Gusakov 2024-12-14 19:08:27 +03:00 committed by rusefillc
parent a54ae0dea7
commit 6cc03fe8d9
1 changed files with 26 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
GDI-4ch/firmware/can.cpp
View File

@ -10,6 +10,7 @@
#include "can_common.h"
#include "pt2001impl.h"
#include "chprintf.h"
#include "sent.h"
#define GDI4_CAN_SET_TAG 0x78
#include <rusefi/manifest.h>
@ -120,6 +121,29 @@ static void sendOutVersion() {
countTxResult(msg);
}
static void sendOutSentData() {
// TODO: start using CanTxTyped helper
CANTxFrame m_frame;
m_frame.IDE = CAN_IDE_EXT;
m_frame.SID = 0;
m_frame.EID = configuration.outputCanID + 6;
m_frame.RTR = CAN_RTR_DATA;
m_frame.DLC = 8;
// See scaled_high_pressure scaled_channel, 0.1 bar resolution
uint16_t press = GmPressureGetPressure() * 10;
// See scaled_temperature scaled_channel, 0.001 deg C resolution
int16_t temp = GmPressureGetTemperature() * 100;
m_frame.data16[0] = press;
m_frame.data16[1] = temp;
m_frame.data32[1] = 0xdeadbeef;
msg_t msg = canTransmitTimeout(&CAND1, CAN_ANY_MAILBOX, &m_frame, CAN_TX_TIMEOUT_100_MS);
countTxResult(msg);
}
#define CAN_TX_PERIOD_MS 100
static int intTxCounter = 0;
@ -143,6 +167,8 @@ void CanTxThread(void*)
}
SendSomething();
sendOutSentData();
}
}