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only:nissan TCU

This commit is contained in:
rusefillc 2024-06-28 20:37:34 -04:00
parent faf9a0184c
commit 4dcf82dffa
1 changed files with 14 additions and 4 deletions
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18
firmware/controllers/lua/examples/man-in-the-middle-nissan-tcu.txt
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@ -99,10 +99,19 @@ function onAnythingFromTCU(bus, id, dlc, data)
txCan(ECU_BUS, id, 0, data) -- relay non-ECU message to ECU
end
function getTwoBytesLSB(data, offset, factor)
return (data[offset + 2] * 256 + data[offset + 1]) * factor
end
--function getTwoBytesMSB(data, offset, factor)
-- return (data[offset + 1] * 256 + data[offset + 2]) * factor
--end
local rpm = 0
payloadENGINE_1_505 = {0x20, 0x00, 0x1a, 0x5e, 0x00, 0x00, 0x00, 0x00}
function onENGINE_1_505(bus, id, dlc, data)
rpm = getTwoBytesLSB(data, 2, 0.125)
-- RPM
payloadENGINE_1_505[3] = data[3]
payloadENGINE_1_505[4] = data[4]
@ -119,9 +128,9 @@ end
payloadENGINE_7_563 = {0x79, 0xa2, 0x00, 0x18, 0x0e, 0x00, 0x00, 0x01}
function onENGINE_7_563(bus, id, dlc, data)
payloadENGINE_7_563[3] = data[3]
payloadENGINE_7_563[4] = data[4]
payloadENGINE_7_563[7] = data[7]
payloadENGINE_7_563[3] = data[3] -- huh?
payloadENGINE_7_563[4] = data[4] -- RPMlow
payloadENGINE_7_563[7] = data[7] -- RPMhi
txCan(TCU_BUS, ENGINE_7_563, 0, payloadENGINE_7_563)
-- txCan(TCU_BUS, ENGINE_7_563, 0, data)
end
@ -142,7 +151,7 @@ function onENGINE_4_574(bus, id, dlc, data)
-- payloadENGINE_4_574[0] = data[0]
-- payloadENGINE_4_574[1] = data[1]
-- payloadENGINE_4_574[2] = data[2]
payloadENGINE_4_574[3] = data[3] -- affects desired torque converter pressure
payloadENGINE_4_574[3] = data[3] -- affects desired torque converter pressure Throttle_position_inverted
payloadENGINE_4_574[4] = data[4]
-- payloadENGINE_4_574[5] = data[5]
payloadENGINE_4_574[6] = data[6]
@ -234,6 +243,7 @@ everySecondTimer = Timer.new()
function onTick()
if everySecondTimer : getElapsedSeconds() > 1 then
print("rpm " .. rpm)
everySecondTimer : reset()
print("Total from ECU " ..totalEcuMessages .." from TCU " ..totalTcuMessages .." dropped=" ..totalDropped .." replaced " ..totalReplaced)
end