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simplified message handling, switch from XOR checksum to CRC8 with polynomial 0x97.

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0x97 allows for detection of all 1-3 bit errors in a message of up to
119 bytes
(see https://www.faa.gov/aircraft/air_cert/design_approvals/air_software/media/TC-14-49.pdf)
This commit is contained in:
Martin Preuss
2023-04-07 23:22:40 +02:00
parent 4e1f08b567
commit 7eb462173c
33 changed files with 281 additions and 367 deletions
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2
aqhome/msgmanager.c
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@@ -370,7 +370,7 @@ void _handleMsgDevice(GWEN_MSG_ENDPOINT_MGR *emgr, GWEN_MSG_ENDPOINT *ep, const
if (ni) {
AQH_NodeInfo_SetFirmwareType(ni, AQH_DeviceMsg_GetFirmwareType(msg));
AQH_NodeInfo_SetFirmwareVersion(ni, (AQH_DeviceMsg_GetFirmwareHigh(msg)<<8) | AQH_DeviceMsg_GetFirmwareLow(msg));
AQH_NodeInfo_SetModules(ni, (AQH_DeviceMsg_GetModuleMaskHigh(msg)<<8) | AQH_DeviceMsg_GetModuleMaskLow(msg));
AQH_NodeInfo_SetModules(ni, AQH_DeviceMsg_GetModuleMask(msg));
AQH_NodeDb_SetModified(xmgr->nodeDb);
}
else {