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Add a one wire option to the transmitter

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This commit is contained in:
Jonathan Swoboda 2024-11-15 08:57:16 -05:00
parent 25ce0ab4f3
commit 0b305eabe5
3 changed files with 13 additions and 3 deletions
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5
esphome/components/remote_transmitter/__init__.py
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@ -8,6 +8,7 @@ AUTO_LOAD = ["remote_base"]
CONF_ON_TRANSMIT = "on_transmit"
CONF_ON_COMPLETE = "on_complete"
CONF_ONE_WIRE = "one_wire"
remote_transmitter_ns = cg.esphome_ns.namespace("remote_transmitter")
RemoteTransmitterComponent = remote_transmitter_ns.class_(
@ -22,6 +23,7 @@ CONFIG_SCHEMA = cv.Schema(
cv.Required(CONF_CARRIER_DUTY_PERCENT): cv.All(
cv.percentage_int, cv.Range(min=1, max=100)
),
cv.Optional(CONF_ONE_WIRE): cv.boolean,
cv.Optional(CONF_RMT_CHANNEL): esp32_rmt.validate_rmt_channel(tx=True),
cv.Optional(CONF_ON_TRANSMIT): automation.validate_automation(single=True),
cv.Optional(CONF_ON_COMPLETE): automation.validate_automation(single=True),
@ -36,6 +38,9 @@ async def to_code(config):
cg.add(var.set_carrier_duty_percent(config[CONF_CARRIER_DUTY_PERCENT]))
if one_wite_config := config.get(CONF_ONE_WIRE):
cg.add(var.set_one_wire(one_wite_config))
if on_transmit_config := config.get(CONF_ON_TRANSMIT):
await automation.build_automation(
var.get_transmit_trigger(), [], on_transmit_config

3
esphome/components/remote_transmitter/remote_transmitter.h
View file

@ -34,6 +34,8 @@ class RemoteTransmitterComponent : public remote_base::RemoteTransmitterBase,
void set_carrier_duty_percent(uint8_t carrier_duty_percent) { this->carrier_duty_percent_ = carrier_duty_percent; }
void set_one_wire(bool one_wire) { this->one_wire_ = one_wire; }
Trigger<> *get_transmit_trigger() const { return this->transmit_trigger_; };
Trigger<> *get_complete_trigger() const { return this->complete_trigger_; };
@ -55,6 +57,7 @@ class RemoteTransmitterComponent : public remote_base::RemoteTransmitterBase,
uint32_t current_carrier_frequency_{38000};
bool initialized_{false};
bool one_wire_{false};
rmt_channel_handle_t channel_{NULL};
rmt_encoder_handle_t encoder_{NULL};
std::vector<rmt_symbol_word_t> rmt_temp_;

8
esphome/components/remote_transmitter/remote_transmitter_esp32.cpp
View file

@ -18,6 +18,7 @@ void RemoteTransmitterComponent::dump_config() {
ESP_LOGCONFIG(TAG, "Remote Transmitter...");
ESP_LOGCONFIG(TAG, " RMT memory blocks: %d", this->mem_block_num_);
ESP_LOGCONFIG(TAG, " Clock divider: %u", this->clock_divider_);
ESP_LOGCONFIG(TAG, " One wire: %s", this->one_wire_ ? "true" : "false");
LOG_PIN(" Pin: ", this->pin_);
if (this->current_carrier_frequency_ != 0 && this->carrier_duty_percent_ != 100) {
@ -37,9 +38,10 @@ void RemoteTransmitterComponent::configure_rmt_() {
channel.gpio_num = gpio_num_t(this->pin_->get_pin());
channel.mem_block_symbols = 64 * this->mem_block_num_;
channel.trans_queue_depth = 1;
// TODO: add support for a rx/tx 1-wire gpio
// channel.flags.io_loop_back = 1;
// channel.flags.io_od_mode = 1;
if (this->one_wire_) {
channel.flags.io_loop_back = 1;
channel.flags.io_od_mode = 1;
}
esp_err_t error = rmt_new_tx_channel(&channel, &this->channel_);
if (error != ESP_OK) {
this->error_code_ = error;