mirror of
https://github.com/esphome/esphome.git
synced 2024-12-11 16:04:54 +01:00
87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
#include "canbus.h"
|
|
#include "esphome/core/log.h"
|
|
|
|
namespace esphome {
|
|
namespace canbus {
|
|
|
|
static const char *const TAG = "canbus";
|
|
|
|
void Canbus::setup() {
|
|
ESP_LOGCONFIG(TAG, "Setting up Canbus...");
|
|
if (!this->setup_internal()) {
|
|
ESP_LOGE(TAG, "setup error!");
|
|
this->mark_failed();
|
|
}
|
|
}
|
|
|
|
void Canbus::dump_config() {
|
|
if (this->use_extended_id_) {
|
|
ESP_LOGCONFIG(TAG, "config extended id=0x%08x", this->can_id_);
|
|
} else {
|
|
ESP_LOGCONFIG(TAG, "config standard id=0x%03x", this->can_id_);
|
|
}
|
|
}
|
|
|
|
void Canbus::send_data(uint32_t can_id, bool use_extended_id, const std::vector<uint8_t> &data) {
|
|
struct CanFrame can_message;
|
|
|
|
uint8_t size = static_cast<uint8_t>(data.size());
|
|
if (use_extended_id) {
|
|
ESP_LOGD(TAG, "send extended id=0x%08x size=%d", can_id, size);
|
|
} else {
|
|
ESP_LOGD(TAG, "send extended id=0x%03x size=%d", can_id, size);
|
|
}
|
|
if (size > CAN_MAX_DATA_LENGTH)
|
|
size = CAN_MAX_DATA_LENGTH;
|
|
can_message.can_data_length_code = size;
|
|
can_message.can_id = can_id;
|
|
can_message.use_extended_id = use_extended_id;
|
|
|
|
for (int i = 0; i < size; i++) {
|
|
can_message.data[i] = data[i];
|
|
ESP_LOGVV(TAG, " data[%d]=%02x", i, can_message.data[i]);
|
|
}
|
|
|
|
this->send_message(&can_message);
|
|
}
|
|
|
|
void Canbus::add_trigger(CanbusTrigger *trigger) {
|
|
if (trigger->use_extended_id_) {
|
|
ESP_LOGVV(TAG, "add trigger for extended canid=0x%08x", trigger->can_id_);
|
|
} else {
|
|
ESP_LOGVV(TAG, "add trigger for std canid=0x%03x", trigger->can_id_);
|
|
}
|
|
this->triggers_.push_back(trigger);
|
|
};
|
|
|
|
void Canbus::loop() {
|
|
struct CanFrame can_message;
|
|
// readmessage
|
|
if (this->read_message(&can_message) == canbus::ERROR_OK) {
|
|
if (can_message.use_extended_id) {
|
|
ESP_LOGD(TAG, "received can message extended can_id=0x%x size=%d", can_message.can_id,
|
|
can_message.can_data_length_code);
|
|
} else {
|
|
ESP_LOGD(TAG, "received can message std can_id=0x%x size=%d", can_message.can_id,
|
|
can_message.can_data_length_code);
|
|
}
|
|
|
|
std::vector<uint8_t> data;
|
|
|
|
// show data received
|
|
for (int i = 0; i < can_message.can_data_length_code; i++) {
|
|
ESP_LOGV(TAG, " can_message.data[%d]=%02x", i, can_message.data[i]);
|
|
data.push_back(can_message.data[i]);
|
|
}
|
|
|
|
// fire all triggers
|
|
for (auto trigger : this->triggers_) {
|
|
if ((trigger->can_id_ == can_message.can_id) && (trigger->use_extended_id_ == can_message.use_extended_id)) {
|
|
trigger->trigger(data);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
} // namespace canbus
|
|
} // namespace esphome
|