FDCAN to 4MBIT #1397
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FDCAN to 4MBIT #1397
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Lucien950
commented
Nov 26, 2024
firmware/shared/src/hw/hw_fdcan.c
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| @@ -47,7 +47,7 @@ bool hw_can_transmit(const CanMsg *msg) | |||
| tx_header.DataLength = msg->dlc << 16; // Data length code needs to be shifted by 16 bits. | |||
| tx_header.ErrorStateIndicator = FDCAN_ESI_ACTIVE; | |||
| tx_header.BitRateSwitch = FDCAN_BRS_OFF; | |||
| tx_header.FDFormat = FDCAN_CLASSIC_CAN; | |||
| tx_header.FDFormat = FDCAN_FD_CAN; | |||
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little suspect on this one
| static uint64_t i = 0; | ||
| uint8_t i8[8]; | ||
| *reinterpret_cast<uint64_t *>(&i8) = i; | ||
| const CanMsg msg = { .std_id = 0, .dlc = 8, .data = { i8[7], i8[6], i8[5], i8[4], i8[3], i8[2], i8[1], i8[0] } }; |
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be careful about fdcan DLC non-linearities
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