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https://github.com/meshtastic/firmware.git
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536b6d87c6
* Purge an incomplete E-Ink driver * Use the deep-sleep mode of SSD16XX E-Ink displays * TwoButton doesn't need to store pin mode * Fix false positive button presses after light sleep * E-Ink driver for DEPG0213BNS800 * InkHUD support for LilyGo T3S3 E-paper --------- Co-authored-by: Ben Meadors <benmmeadors@gmail.com>
66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
/*
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E-Ink base class for displays based on SSD16XX
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Most (but not all) SPI E-Ink displays use this family of controller IC.
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Implementing new SSD16XX displays should be fairly painless.
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See DEPG0154BNS800 and DEPG0290BNS800 for examples.
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*/
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#pragma once
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#ifdef MESHTASTIC_INCLUDE_NICHE_GRAPHICS
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#include "configuration.h"
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#include "./EInk.h"
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namespace NicheGraphics::Drivers
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{
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class SSD16XX : public EInk
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{
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public:
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SSD16XX(uint16_t width, uint16_t height, UpdateTypes supported, uint8_t bufferOffsetX = 0);
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virtual void begin(SPIClass *spi, uint8_t pin_dc, uint8_t pin_cs, uint8_t pin_busy, uint8_t pin_rst = -1);
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virtual void update(uint8_t *imageData, UpdateTypes type) override;
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protected:
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virtual void wait(uint32_t timeout = 1000);
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virtual void reset();
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virtual void sendCommand(const uint8_t command);
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virtual void sendData(const uint8_t data);
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virtual void sendData(const uint8_t *data, uint32_t size);
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virtual void configFullscreen(); // Select memory region on controller IC
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virtual void configScanning() {} // Optional. First & last gates, scan direction, etc
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virtual void configVoltages() {} // Optional. Manual panel voltages, soft-start, etc
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virtual void configWaveform() {} // Optional. LUT, panel border, temperature sensor, etc
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virtual void configUpdateSequence(); // Tell controller IC which operations to run
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virtual void writeNewImage();
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virtual void writeOldImage(); // Image which can be used at *next* update for "differential refresh"
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virtual void detachFromUpdate();
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virtual bool isUpdateDone() override;
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virtual void finalizeUpdate() override;
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virtual void deepSleep();
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protected:
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uint8_t bufferOffsetX = 0; // In bytes. Panel x=0 does not always align with controller x=0. Quirky internal wiring?
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uint8_t bufferRowSize = 0; // In bytes. Rows store 8 pixels per byte. Rounded up to fit (e.g. 122px would require 16 bytes)
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uint32_t bufferSize = 0; // In bytes. Rows * Columns
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uint8_t *buffer = nullptr;
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UpdateTypes updateType = UpdateTypes::UNSPECIFIED;
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uint8_t pin_dc = -1;
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uint8_t pin_cs = -1;
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uint8_t pin_busy = -1;
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uint8_t pin_rst = -1;
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SPIClass *spi = nullptr;
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SPISettings spiSettings = SPISettings(4000000, MSBFIRST, SPI_MODE0);
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};
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} // namespace NicheGraphics::Drivers
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#endif // MESHTASTIC_INCLUDE_NICHE_GRAPHICS
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