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Code Issues Releases Wiki Activity

[st7701s] Fix initialisation race (#7462)

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This commit is contained in:
Clyde Stubbs
2024-09-19 14:18:51 +10:00
committed by GitHub
parent fb7e7eb80b
commit 8e5d7337c8
1 changed files with 6 additions and 9 deletions
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15
esphome/components/st7701s/st7701s.cpp
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@@ -9,14 +9,6 @@ void ST7701S::setup() {
esph_log_config(TAG, "Setting up ST7701S");
this->spi_setup();
this->write_init_sequence_();
}
// called after a delay after writing the init sequence
void ST7701S::complete_setup_() {
this->write_command_(SLEEP_OUT);
this->write_command_(DISPLAY_ON);
this->spi_teardown(); // SPI not needed after this
delay(10);
esp_lcd_rgb_panel_config_t config{};
config.flags.fb_in_psram = 1;
@@ -179,7 +171,12 @@ void ST7701S::write_init_sequence_() {
this->write_data_(val);
ESP_LOGD(TAG, "write MADCTL %X", val);
this->write_command_(this->invert_colors_ ? INVERT_ON : INVERT_OFF);
this->set_timeout(120, [this] { this->complete_setup_(); });
// can't avoid this inline delay due to the need to complete setup before anything else tries to draw.
delay(120); // NOLINT
this->write_command_(SLEEP_OUT);
this->write_command_(DISPLAY_ON);
this->spi_teardown(); // SPI not needed after this
delay(10);
}
void ST7701S::dump_config() {