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Merge pull request #15317 from chdelfs/master 

Fix for calculating CAN timing settings for STM32
pull/15352/head
Martin Kojtal 2022-11-02 09:49:52 +00:00 committed by GitHub
parent 4f156de4bf 9cd4854cb8
commit 102d2f86cc
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1 changed files with 2 additions and 2 deletions
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4
targets/TARGET_STM/can_api.c
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@ -333,9 +333,9 @@ int can_frequency(can_t *obj, int f)
uint32_t nominalPrescaler = 1;
// !When the sample point should be lower than 50%, this must be changed to
// !IS_FDCAN_DATA_TSEG2(ntq/nominalPrescaler), since
// !IS_FDCAN_NOMINAL_TSEG2(ntq/nominalPrescaler), since
// NTSEG2 and SJW max values are lower. For now the sample point is fix @75%
while (!IS_FDCAN_DATA_TSEG1(ntq / nominalPrescaler)) {
while (!IS_FDCAN_NOMINAL_TSEG1(ntq / nominalPrescaler)) {
nominalPrescaler ++;
if (!IS_FDCAN_NOMINAL_PRESCALER(nominalPrescaler)) {
error("Could not determine good nominalPrescaler. Bad clock value\n");