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#ifndef __ESPUINO_SETTINGS_LOLIN_D32_PRO_H__ |
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#define __ESPUINO_SETTINGS_LOLIN_D32_PRO_H__ |
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#include "Arduino.h" |
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//######################### INFOS #################################### |
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/* This is a PCB-specific config-file for *Wemos Lolin32 D32 pro with port-expander PCA9555PW and SD_MMC*. |
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PCB: t.b.a. |
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Forum: t.b.a. |
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Infos: https://www.wemos.cc/en/latest/d32/d32_pro.html |
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Schematics Lolin D32 pro: https://www.wemos.cc/en/latest/_static/files/sch_d32_pro_v2.0.0.pdf |
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Schematics PCB: t.b.a. |
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Caveats: GPIO35 (battery monitoring) + don't use internal SD-slot as it's to capable of SD_MMC because of its pin-layout! |
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Status: |
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tested with PN5180 + SD_MMC (by biologist79) |
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*/ |
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//################## GPIO-configuration ############################## |
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// Please note: GPIOs 34, 35, 36, 39 are input-only and don't have internal pullup-resistors. |
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// So if connecting a button to these, make sure to add a 10k-pullup-resistor for each button. |
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// Further infos: https://randomnerdtutorials.com/esp32-pinout-reference-gpios/ |
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// GPIOs 16+17 are not available for D32 pro as they're used to internal purposes (PSRAM). |
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// All GPIOs >=100 and <= 115 are connected to a port-expander |
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#ifdef SD_MMC_1BIT_MODE |
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// 15 / 14 / 2 (fixed for SD_MMC) |
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#else |
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// NOT SUPPORTED BY THIS BOARD! |
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#endif |
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// RFID (via SPI) |
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#define RST_PIN 99 // Used as dummy for RC522 |
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#define RFID_CS 21 // GPIO for chip select (RFID) |
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#define RFID_MOSI 23 // GPIO for master out slave in (RFID) |
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#define RFID_MISO 19 // GPIO for master in slave out (RFID) |
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#define RFID_SCK 18 // GPIO for clock-signal (RFID) |
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#ifdef RFID_READER_TYPE_PN5180 |
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#define RFID_BUSY 33 // PN5180 BUSY PIN |
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#define RFID_RST 22 // PN5180 RESET PIN |
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#define RFID_IRQ 106 // PN5180 IRQ PIN (only used for low power card detection (LPCD)) |
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#endif |
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// I2S (DAC) |
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#define I2S_DOUT 25 // Digital out (I2S) |
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#define I2S_BCLK 27 // BCLK (I2S) |
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#define I2S_LRC 26 // LRC (I2S) |
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// Rotary encoder |
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#ifdef USEROTARY_ENABLE |
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#define ROTARYENCODER_CLK 34 // If you want to reverse encoder's direction, just switch GPIOs of CLK with DT (in software or hardware) |
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#define ROTARYENCODER_DT 39 // 39 = 'VN'; rotary's encoder DT |
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#define ROTARYENCODER_BUTTON 103 // Set to 99 to disable the button; connected to port-expander |
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#endif |
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// Amp enable (optional) |
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#define GPIO_PA_EN 108 // To enable/disable amp for loudspeaker; connected to port-expander |
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// Control-buttons |
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#define NEXT_BUTTON 102 // Next-Button: connected to port-expander |
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#define PREVIOUS_BUTTON 100 // Prev-Button: connected to port-expander |
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#define PAUSEPLAY_BUTTON 101 // Pplay-Button: connected to port-expander |
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#define BUTTON_4 104 // Button 4: connected to port-expander |
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#define BUTTON_5 105 // Button 5: connected to port-expander |
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// Channels of port-expander can be read cyclic or interrupt-driven. It's strongly recommended to use the interrupt-way! |
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// Infos: https://forum.espuino.de/t/einsatz-des-port-expanders-pca9555/306 |
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#ifdef PORT_EXPANDER_ENABLE |
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#define PE_INTERRUPT_PIN 36 // GPIO that is used to receive interrupts from port-expander + to wake up ESP32 |
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#endif |
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// I2C-configuration (necessary for PCA9555) |
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#if defined(RFID_READER_TYPE_MFRC522_I2C) || defined(PORT_EXPANDER_ENABLE) |
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#define ext_IIC_CLK 4 // i2c-SCL (clock) |
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#define ext_IIC_DATA 13 // i2c-SDA (data) |
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#endif |
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// Wake-up button => this also is the interrupt-pin if port-expander is enabled! |
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// Please note: only RTC-GPIOs (0, 4, 12, 13, 14, 15, 25, 26, 27, 32, 33, 34, 35, 36, 39, 99) can be used! Set to 99 to DISABLE. |
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// Please note #2: this button can be used as interrupt-pin for port-expander. If so, all pins connected to port-expander can wake up ESPuino. |
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#define WAKEUP_BUTTON 36 // Defines the button that is used to wake up ESPuino from deepsleep; set to 99 to disable |
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// Power-control |
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#define POWER 32 // GPIO used to drive transistor-circuit, that switches off peripheral devices while ESP32-deepsleep |
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// (optional) Neopixel |
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#define LED_PIN 12 // GPIO for Neopixel-signaling |
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// (optinal) Headphone-detection |
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#ifdef HEADPHONE_ADJUST_ENABLE |
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//#define DETECT_HP_ON_HIGH // Per default headphones are supposed to be connected if HT_DETECT is LOW. DETECT_HP_ON_HIGH will change this behaviour to HIGH. |
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#define HP_DETECT 107 // GPIO that detects, if there's a plug in the headphone jack or not; connected to port-expander |
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#endif |
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// (optional) Monitoring of battery-voltage via ADC |
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#ifdef MEASURE_BATTERY_VOLTAGE |
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#define VOLTAGE_READ_PIN 35 // GPIO used to monitor battery-voltage. Don't change, it's built in |
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constexpr float referenceVoltage = 3.30; // Voltage between 3.3V and GND-pin at the develboard in battery-mode (disconnect USB!) |
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constexpr float offsetVoltage = 0.1; // If voltage measured by ESP isn't 100% accurate, you can add an correction-value here |
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#endif |
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// (optional) For measuring battery-voltage a voltage-divider is already onboard. Connect a LiPo and use it! |
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#ifdef MEASURE_BATTERY_VOLTAGE |
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constexpr uint8_t rdiv1 = 100; // Don't change, it's built in |
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constexpr uint16_t rdiv2 = 100; // Don't change, it's built in |
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#endif |
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#ifdef IR_CONTROL_ENABLE |
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// not supported by PCB! |
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#endif |
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#endif |
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