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CAN bus: read all queued messages (#3194)

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Felix Storm 2022-02-17 05:00:14 +01:00 committed by GitHub
parent 5a0b8328d8
commit c054fb8a2c
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1 changed files with 6 additions and 4 deletions
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10
esphome/components/canbus/canbus.cpp
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@ -56,13 +56,15 @@ void Canbus::add_trigger(CanbusTrigger *trigger) {
void Canbus::loop() { void Canbus::loop() {
struct CanFrame can_message; struct CanFrame can_message;
// readmessage // read all messages until queue is empty
if (this->read_message(&can_message) == canbus::ERROR_OK) { int message_counter = 0;
while (this->read_message(&can_message) == canbus::ERROR_OK) {
message_counter++;
if (can_message.use_extended_id) { if (can_message.use_extended_id) {
ESP_LOGD(TAG, "received can message extended can_id=0x%x size=%d", can_message.can_id, ESP_LOGD(TAG, "received can message (#%d) extended can_id=0x%x size=%d", message_counter, can_message.can_id,
can_message.can_data_length_code); can_message.can_data_length_code);
} else { } else {
ESP_LOGD(TAG, "received can message std can_id=0x%x size=%d", can_message.can_id, ESP_LOGD(TAG, "received can message (#%d) std can_id=0x%x size=%d", message_counter, can_message.can_id,
can_message.can_data_length_code); can_message.can_data_length_code);
} }