Grove driver, I2C migrations, bugfixes and docs (#532)
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@@ -4,14 +4,17 @@
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#include <Ft5x06Touch.h>
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#include <Ili934xDisplay.h>
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#include <Tactility/Logger.h>
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#include <Tactility/hal/i2c/I2c.h>
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#include <tactility/check.h>
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static const auto LOGGER = tt::Logger("CoreS3Display");
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static void setBacklightDuty(uint8_t backlightDuty) {
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const uint8_t voltage = 20 + ((8 * backlightDuty) / 255); // [0b00000, 0b11100] - under 20 is too dark
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// TODO: Refactor to use Axp2102 driver subproject. Reference: https://github.com/m5stack/M5Unified/blob/b8cfec7fed046242da7f7b8024a4e92004a51ff7/src/utility/AXP2101_Class.cpp#L42
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if (!tt::hal::i2c::masterWriteRegister(I2C_NUM_0, AXP2101_ADDRESS, 0x99, &voltage, 1, 1000)) { // Sets DLD01
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auto controller = device_find_by_name("i2c_internal");
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check(controller);
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if (i2c_controller_write_register(controller, AXP2101_ADDRESS, 0x99, &voltage, 1, 1000) != ERROR_NONE) { // Sets DLD01
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LOGGER.error("Failed to set display backlight voltage");
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}
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}
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