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Update mcp4461.cpp

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This commit is contained in:
Oliver Kleinecke
2025-02-09 17:09:25 +01:00
committed by GitHub
parent 1bb865b2dd
commit 9993fd2434
1 changed files with 2 additions and 16 deletions
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18
esphome/components/mcp4461/mcp4461.cpp
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@@ -104,21 +104,7 @@ void Mcp4461Component::dump_config() {
ESP_LOGCONFIG(TAG, " ├── Nonvolatile wiper [%" PRIu8 "] level: %" PRIu16 "", i, this->reg_[i].state); ESP_LOGCONFIG(TAG, " ├── Nonvolatile wiper [%" PRIu8 "] level: %" PRIu16 "", i, this->reg_[i].state);
} }
} }
// log current device status register at start
// from datasheet:
// (1) means, bit is hard-locked to value 1
// Bit 0 is WP status (=>pin)
// Bit 1 is named "R-1"-pin in datasheet an declared "reserved" and forced/locked to 1
// Bit 2 is WiperLock-Status resistor-network 0
// Bit 3 is WiperLock-Status resistor-network 1
// Bit 4 is EEPROM-Write-Active-Status bit
// Bit 5 is WiperLock-Status resistor-network 2
// Bit 6 is WiperLock-Status resistor-network 3
// Bit 7+8 are referenced in datasheet as D7 + D8 and both locked to 1
// Default status register reading should be 0x182h or 386 decimal
// "Default" means without any WiperLocks or WriteProtection enabled and EEPRom not active writing
// get_status_register_() will automatically check, if D8, D7 & R1 bits (locked to 1) are 1
// and bail out using error-routine otherwise
uint8_t status_register_value; uint8_t status_register_value;
status_register_value = this->get_status_register_(); status_register_value = this->get_status_register_();
ESP_LOGCONFIG(TAG, ESP_LOGCONFIG(TAG,
@@ -270,7 +256,7 @@ void Mcp4461Component::update_wiper_level_(Mcp4461WiperIdx wiper) {
return; return;
} }
uint16_t data; uint16_t data;
data = this->get_wiper_level(wiper); data = this->get_wiper_level_(wiper);
ESP_LOGV(TAG, "Got value %" PRIu16 " from wiper %" PRIu8, data, wiper_idx); ESP_LOGV(TAG, "Got value %" PRIu16 " from wiper %" PRIu8, data, wiper_idx);
this->reg_[wiper_idx].state = data; this->reg_[wiper_idx].state = data;
} }