wideband/for_rusefi/wideband_can.h

87 lines
1.9 KiB
C++

#pragma once
#define RUSEFI_WIDEBAND_VERSION (0xA0)
// ascii "rus"
#define WB_ACK 0x727573
#define WB_BL_HEADER 0x0EF
#define WB_OPCODE_START 0
#define WB_OPCODE_ERASE 1
#define WB_ERASE_TAG 0x5A5A
#define WB_OPCODE_DATA 2
#define WB_OPCODE_REBOOT 3
#define WB_BL_BASE (WB_BL_HEADER << 4)
// 0xEF0'0000
#define WB_BL_ENTER ((WB_BL_BASE + WB_OPCODE_START) << 16)
// 0xEF1'5A5A
#define WB_BL_ERASE ((WB_BL_BASE + WB_OPCODE_ERASE) << 16 + WB_ERASE_TAG)
// 0xEF2'0000
#define WB_BL_DATA_BASE ((WB_BL_BASE + WB_OPCODE_DATA) << 16)
// 0xEF3'0000
#define WB_BL_REBOOT ((WB_BL_BASE + WB_OPCODE_REBOOT) << 16)
#define WB_MSG_SET_INDEX 0xEF4'0000
#define WB_MGS_ECU_STATUS 0xEF5'0000
#define WB_DATA_BASE_ADDR 0x190
// we transmit every 10ms
#define WBO_TX_PERIOD_MS 10
namespace wbo
{
enum class Fault : uint8_t
{
None = 0,
// First fault code at 3 so it's easier to see blink code
SensorDidntHeat = 3,
SensorOverheat = 4,
SensorUnderheat = 5,
SensorNoHeatSupply = 6,
};
struct StandardData
{
// DO NOT move the version field - its position and format must be
// fixed so that incompatible versions can be identified.
uint8_t Version;
uint8_t Valid;
uint16_t Lambda;
uint16_t TemperatureC;
uint16_t pad;
};
struct DiagData
{
uint16_t Esr;
uint16_t NernstDc;
uint8_t PumpDuty;
Fault Status;
uint8_t HeaterDuty;
uint8_t pad;
};
static inline const char* describeFault(Fault fault) {
switch (fault) {
case Fault::None:
return "OK";
case Fault::SensorDidntHeat:
return "Sensor failed to heat";
case Fault::SensorOverheat:
return "Sensor overheat";
case Fault::SensorUnderheat:
return "Sensor underheat";
case Fault::SensorNoHeatSupply:
return "Sensor no heat supply";
}
return "Unknown";
}
} // namespace wbo