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Code Issues Releases Wiki Activity

Update mcp4461.cpp

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Oliver Kleinecke 2025-02-06 14:46:41 +01:00 committed by GitHub
parent 3a5fb0096a
commit 6f439850bc
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1 changed files with 12 additions and 1 deletions

13
esphome/components/mcp4461/mcp4461.cpp

@ -21,7 +21,8 @@ void Mcp4461Component::setup() {
} }
void Mcp4461Component::begin_() { void Mcp4461Component::begin_() {
// get WP & WL status // save WP/WL status
this->set_write_protection_status_();
this->previous_write_exec_time_ = 0; this->previous_write_exec_time_ = 0;
for (uint8_t i = 0; i < 8; i++) { for (uint8_t i = 0; i < 8; i++) {
if (this->reg_[i].enabled) { if (this->reg_[i].enabled) {
@ -38,6 +39,16 @@ void Mcp4461Component::begin_() {
} }
} }
void Mcp4461Component::set_write_protection_status_() {
uint8_t status_register_value;
status_register_value = this->get_status_register();
this->write_protected_ = static_cast<bool>((status_register_value >> 0) & 0x01);
this->reg_[0].wiper_lock_active = static_cast<bool>((status_register_value >> 2) & 0x01);
this->reg_[1].wiper_lock_active = static_cast<bool>((status_register_value >> 3) & 0x01);
this->reg_[2].wiper_lock_active = static_cast<bool>((status_register_value >> 5) & 0x01);
this->reg_[3].wiper_lock_active = static_cast<bool>((status_register_value >> 6) & 0x01);
}
void Mcp4461Component::dump_config() { void Mcp4461Component::dump_config() {
ESP_LOGCONFIG(TAG, "mcp4461:"); ESP_LOGCONFIG(TAG, "mcp4461:");
LOG_I2C_DEVICE(this); LOG_I2C_DEVICE(this);