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[mcp4461] Fix wiper increment/decrement write length (#17487)

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This commit is contained in:
Jonathan Swoboda
2026-07-13 09:19:23 +12:00
committed by Jesse Hills
parent 196b979df8
commit 020a6a8fd1
1 changed files with 2 additions and 2 deletions
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esphome/components/mcp4461/mcp4461.cpp
+2 -2
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@@ -342,7 +342,7 @@ bool Mcp4461Component::increase_wiper_(Mcp4461WiperIdx wiper) {
ESP_LOGV(TAG, "Increasing wiper %u", wiper_idx);
uint8_t addr = this->get_wiper_address_(wiper_idx);
uint8_t reg = addr | static_cast<uint8_t>(Mcp4461Commands::INCREMENT);
auto err = this->write(&this->address_, reg);
auto err = this->write(&reg, 1);
if (err != i2c::ERROR_OK) {
this->error_code_ = MCP4461_STATUS_I2C_ERROR;
this->status_set_warning();
@@ -373,7 +373,7 @@ bool Mcp4461Component::decrease_wiper_(Mcp4461WiperIdx wiper) {
ESP_LOGV(TAG, "Decreasing wiper %u", wiper_idx);
uint8_t addr = this->get_wiper_address_(wiper_idx);
uint8_t reg = addr | static_cast<uint8_t>(Mcp4461Commands::DECREMENT);
auto err = this->write(&this->address_, reg);
auto err = this->write(&reg, 1);
if (err != i2c::ERROR_OK) {
this->error_code_ = MCP4461_STATUS_I2C_ERROR;
this->status_set_warning();