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Fixed wrong setup of tc9548a (#2766)

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Andreas Hergert 2021-11-23 09:20:55 +01:00 committed by GitHub
parent 07b882c801
commit 710096b1c6
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 2 additions and 1 deletions
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2
esphome/components/tca9548a/tca9548a.cpp
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@ -22,7 +22,7 @@ i2c::ErrorCode TCA9548AChannel::writev(uint8_t address, i2c::WriteBuffer *buffer
void TCA9548AComponent::setup() {
ESP_LOGCONFIG(TAG, "Setting up TCA9548A...");
uint8_t status = 0;
if (this->read_register(0x00, &status, 1) != i2c::ERROR_OK) {
if (this->read(&status, 1) != i2c::ERROR_OK) {
ESP_LOGI(TAG, "TCA9548A failed");
this->mark_failed();
return;

1
esphome/components/tca9548a/tca9548a.h
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@ -24,6 +24,7 @@ class TCA9548AComponent : public Component, public i2c::I2CDevice {
public:
void setup() override;
void dump_config() override;
float get_setup_priority() const override { return setup_priority::IO; }
void update();
i2c::ErrorCode switch_to_channel(uint8_t channel);