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CF/BF - First cut of MSP current sensor.

Browse source 
How it works:
1. Current Meter Source on FC is set to MSP/OSD Slave by user.
2. On reboot FC sends MSP_ANALOG to OSD Slave.
3. OSD Slave listens for incoming MSP as usual.
4. OSD responds to MSP as usual.
6. The FC recevies the data from the OSD Slave and updates the MSP
Current Meter.
This commit is contained in:
Hydra 2017-04-23 20:39:24 +01:00 • committed by Dominic Clifton
parent 3e56bb75cf
commit 22147105fb
17 changed files with 166 additions and 15 deletions
Download patch file Download diff file Expand all files Collapse all files

32
src/main/fc/fc_msp.c
View file

@ -792,7 +792,7 @@ static bool mspOsdSlaveProcessOutCommand(uint8_t cmdMSP, sbuf_t *dst, mspPostPro
switch (cmdMSP) {
case MSP_STATUS_EX:
sbufWriteU16(dst, 0); // task delta
sbufWriteU16(dst, getTaskDeltaTime(TASK_SERIAL));
#ifdef USE_I2C
sbufWriteU16(dst, i2cGetErrorCounter());
#else
@ -807,7 +807,7 @@ static bool mspOsdSlaveProcessOutCommand(uint8_t cmdMSP, sbuf_t *dst, mspPostPro
break;
case MSP_STATUS:
sbufWriteU16(dst, 0); // task delta
sbufWriteU16(dst, getTaskDeltaTime(TASK_SERIAL));
#ifdef USE_I2C
sbufWriteU16(dst, i2cGetErrorCounter());
#else
@ -1375,7 +1375,6 @@ static void mspFcDataFlashReadCommand(sbuf_t *dst, sbuf_t *src)
static mspResult_e mspOsdSlaveProcessInCommand(uint8_t cmdMSP, sbuf_t *src) {
UNUSED(cmdMSP);
UNUSED(src);
// Nothing OSD SLAVE specific yet.
return MSP_RESULT_ERROR;
}
#endif
@ -2145,8 +2144,31 @@ void mspFcProcessReply(mspPacket_t *reply)
UNUSED(src); // potentially unused depending on compile options.
switch (reply->cmd) {
case MSP_DISPLAYPORT: {
#ifndef OSD_SLAVE
case MSP_ANALOG:
{
uint8_t batteryVoltage = sbufReadU8(src);
uint16_t mAhDrawn = sbufReadU16(src);
uint16_t rssi = sbufReadU16(src);
uint16_t amperage = sbufReadU16(src);
UNUSED(rssi);
UNUSED(batteryVoltage);
UNUSED(amperage);
UNUSED(mAhDrawn);
#ifdef USE_MSP_CURRENT_METER
currentMeterMSPSet(amperage, mAhDrawn);
#endif
break;
}
#endif
#ifdef USE_OSD_SLAVE
case MSP_DISPLAYPORT:
{
osdSlaveIsLocked = true; // lock it as soon as a MSP_DISPLAYPORT message is received to prevent accidental CLI/DFU mode.
int subCmd = sbufReadU8(src);
switch (subCmd) {
@ -2184,9 +2206,9 @@ void mspFcProcessReply(mspPacket_t *reply)
osdSlaveDrawScreen();
}
}
#endif
break;
}
#endif
}
}