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31 lines
1.0 KiB
C++
31 lines
1.0 KiB
C++
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#include "variant.h"
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#include "ExtensionIOXL9555.hpp"
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extern ExtensionIOXL9555 io;
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void earlyInitVariant()
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{
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pinMode(LORA_CS, OUTPUT);
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digitalWrite(LORA_CS, HIGH);
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pinMode(SDCARD_CS, OUTPUT);
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digitalWrite(SDCARD_CS, HIGH);
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pinMode(TFT_CS, OUTPUT);
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digitalWrite(TFT_CS, HIGH);
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pinMode(KB_INT, INPUT_PULLUP);
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// io expander
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io.begin(Wire, XL9555_SLAVE_ADDRESS0, SDA, SCL);
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io.pinMode(EXPANDS_DRV_EN, OUTPUT);
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io.digitalWrite(EXPANDS_DRV_EN, HIGH);
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io.pinMode(EXPANDS_AMP_EN, OUTPUT);
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io.digitalWrite(EXPANDS_AMP_EN, LOW);
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io.pinMode(EXPANDS_LORA_EN, OUTPUT);
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io.digitalWrite(EXPANDS_LORA_EN, HIGH);
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io.pinMode(EXPANDS_GPS_EN, OUTPUT);
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io.digitalWrite(EXPANDS_GPS_EN, HIGH);
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io.pinMode(EXPANDS_KB_EN, OUTPUT);
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io.digitalWrite(EXPANDS_KB_EN, HIGH);
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io.pinMode(EXPANDS_SD_EN, OUTPUT);
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io.digitalWrite(EXPANDS_SD_EN, HIGH);
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io.pinMode(EXPANDS_GPIO_EN, OUTPUT);
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io.digitalWrite(EXPANDS_GPIO_EN, HIGH);
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io.pinMode(EXPANDS_SD_PULLEN, INPUT);
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}
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