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Code Issues Releases Wiki Activity

Update mcp4461.cpp

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This commit is contained in:
Oliver Kleinecke 2025-02-06 15:18:41 +01:00 committed by GitHub
parent fc6b0a8ea3
commit a669296d0e
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GPG Key ID: B5690EEEBB952194
1 changed files with 35 additions and 14 deletions
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49
esphome/components/mcp4461/mcp4461.cpp
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@ -136,7 +136,7 @@ uint8_t Mcp4461Component::get_status_register() {
reg |= static_cast<uint8_t>(Mcp4461Commands::READ);
uint16_t buf;
if (!this->read_byte_16(reg, &buf)) {
this->status_set_warning();
this->mark_failed();
ESP_LOGE(TAG, "Error fetching status register value");
return 0;
}
@ -148,6 +148,7 @@ uint8_t Mcp4461Component::get_status_register() {
this->mark_failed();
return 0;
}
this->clear_warning_state();
return lsb;
}
@ -200,7 +201,9 @@ uint16_t Mcp4461Component::read_wiper_level_(uint8_t wiper) {
return 0;
}
}
if (!this->read_byte_16(reg, &buf)) {
if (this->read_byte_16(reg, &buf)) {
this->clear_warning_state();
} else {
this->status_set_warning();
ESP_LOGW(TAG, "Error fetching %swiper %" PRIu8 " value", (wiper > 3) ? "nonvolatile " : "", wiper);
return 0;
@ -236,12 +239,16 @@ void Mcp4461Component::set_wiper_level(Mcp4461WiperIdx wiper, uint16_t value) {
}
void Mcp4461Component::write_wiper_level_(uint8_t wiper, uint16_t value) {
uint8_t wiper_idx = static_cast<uint8_t>(wiper);
bool nonvolatile = false;
if (wiper_idx > 3) {
if (wiper > 3) {
nonvolatile = true;
}
this->mcp4461_write_(this->get_wiper_address_(wiper_idx), value, nonvolatile);
if (this->mcp4461_write_(this->get_wiper_address_(wiper), value, nonvolatile)) {
this->clear_warning_state();
} else {
ESP_LOGW(TAG, "Error writing %swiper %" PRIu8 " level", (wiper > 3) ? "nonvolatile " : "", wiper);
this->status_set_warning();
}
}
void Mcp4461Component::enable_wiper(Mcp4461WiperIdx wiper) {
@ -270,8 +277,12 @@ void Mcp4461Component::increase_wiper(Mcp4461WiperIdx wiper) {
addr = this->get_wiper_address_(wiper_idx);
reg |= addr;
reg |= static_cast<uint8_t>(Mcp4461Commands::INCREMENT);
this->write(&this->address_, reg, sizeof(reg));
this->reg_[wiper_idx].state++;
if (this->write(&this->address_, reg, sizeof(reg))) {
this->clear_warning_state();
this->reg_[wiper_idx].state++;
} else {
this->status_set_warning();
}
}
void Mcp4461Component::decrease_wiper(Mcp4461WiperIdx wiper) {
@ -286,8 +297,12 @@ void Mcp4461Component::decrease_wiper(Mcp4461WiperIdx wiper) {
addr = this->get_wiper_address_(wiper_idx);
reg |= addr;
reg |= static_cast<uint8_t>(Mcp4461Commands::DECREMENT);
this->write(&this->address_, reg, sizeof(reg));
this->reg_[wiper_idx].state--;
if (this->write(&this->address_, reg, sizeof(reg))) {
this->clear_warning_state();
this->reg_[wiper_idx].state--;
} else {
this->status_set_warning();
}
}
uint8_t Mcp4461Component::calc_terminal_connector_byte_(Mcp4461TerminalIdx terminal_connector) {
@ -323,12 +338,14 @@ uint8_t Mcp4461Component::get_terminal_register(Mcp4461TerminalIdx terminal_conn
}
reg |= static_cast<uint8_t>(Mcp4461Commands::READ);
uint16_t buf;
if (!this->read_byte_16(reg, &buf)) {
if (this->read_byte_16(reg, &buf)) {
this->clear_warning_state();
return static_cast<uint8_t>(buf & 0x00ff);
} else {
this->status_set_warning();
ESP_LOGW(TAG, "Error fetching terminal register value");
return 0;
}
return static_cast<uint8_t>(buf & 0x00ff);
}
void Mcp4461Component::update_terminal_register(Mcp4461TerminalIdx terminal_connector) {
@ -365,7 +382,11 @@ void Mcp4461Component::set_terminal_register(Mcp4461TerminalIdx terminal_connect
ESP_LOGW(TAG, "Invalid terminal connector id %" PRIu8 " specified", static_cast<uint8_t>(terminal_connector));
return;
}
this->mcp4461_write_(addr, data);
if (this->mcp4461_write_(addr, data)) {
this->clear_warning_state();
} else {
this->status_set_warning();
}
}
void Mcp4461Component::enable_terminal(Mcp4461WiperIdx wiper, char terminal) {
@ -448,9 +469,9 @@ void Mcp4461Component::set_eeprom_value(Mcp4461EepromLocation location, uint16_t
}
addr |= static_cast<uint8_t>(Mcp4461EepromLocation::MCP4461_EEPROM_1) + (static_cast<uint8_t>(location) * 0x10);
if (this->mcp4461_write_(addr, value, true)) {
this->clear_error_state_();
this->clear_warning_state();
} else {
this->set_error_state_();
this->status_set_warning();
}
}