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Code Issues Releases Wiki Activity

Add waveshare 2.7in V2 model (#5903)

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This commit is contained in:
Fabian Pflug
2023-12-21 05:30:10 +01:00
committed by GitHub
parent 2a1d16f17b
commit 784dff7574
3 changed files with 73 additions and 0 deletions
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4
esphome/components/waveshare_epaper/display.py
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@@ -26,6 +26,9 @@ WaveshareEPaperTypeA = waveshare_epaper_ns.class_(
WaveshareEPaper2P7In = waveshare_epaper_ns.class_(
"WaveshareEPaper2P7In", WaveshareEPaper
)
WaveshareEPaper2P7InV2 = waveshare_epaper_ns.class_(
"WaveshareEPaper2P7InV2", WaveshareEPaper
)
WaveshareEPaper2P9InB = waveshare_epaper_ns.class_(
"WaveshareEPaper2P9InB", WaveshareEPaper
)
@@ -83,6 +86,7 @@ MODELS = {
"2.90inv2": ("a", WaveshareEPaperTypeAModel.WAVESHARE_EPAPER_2_9_IN_V2),
"gdey029t94": ("c", GDEY029T94),
"2.70in": ("b", WaveshareEPaper2P7In),
"2.70inv2": ("b", WaveshareEPaper2P7InV2),
"2.90in-b": ("b", WaveshareEPaper2P9InB),
"4.20in": ("b", WaveshareEPaper4P2In),
"4.20in-bv2": ("b", WaveshareEPaper4P2InBV2),

53
esphome/components/waveshare_epaper/waveshare_epaper.cpp
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@@ -634,6 +634,59 @@ void WaveshareEPaper2P7In::dump_config() {
LOG_UPDATE_INTERVAL(this);
}
void WaveshareEPaper2P7InV2::initialize() {
this->reset_();
this->wait_until_idle_();
this->command(0x12); // SWRESET
this->wait_until_idle_();
// SET WINDOWS
// XRAM_START_AND_END_POSITION
this->command(0x44);
this->data(0x00);
this->data(((get_width_internal() - 1) >> 3) & 0xFF);
// YRAM_START_AND_END_POSITION
this->command(0x45);
this->data(0x00);
this->data(0x00);
this->data((get_height_internal() - 1) & 0xFF);
this->data(((get_height_internal() - 1) >> 8) & 0xFF);
// SET CURSOR
// XRAM_ADDRESS
this->command(0x4E);
this->data(0x00);
// YRAM_ADDRESS
this->command(0x4F);
this->data(0x00);
this->data(0x00);
this->command(0x11); // data entry mode
this->data(0x03);
}
void HOT WaveshareEPaper2P7InV2::display() {
this->command(0x24);
this->start_data_();
this->write_array(this->buffer_, this->get_buffer_length_());
this->end_data_();
// COMMAND DISPLAY REFRESH
this->command(0x22);
this->data(0xF7);
this->command(0x20);
}
int WaveshareEPaper2P7InV2::get_width_internal() { return 176; }
int WaveshareEPaper2P7InV2::get_height_internal() { return 264; }
void WaveshareEPaper2P7InV2::dump_config() {
LOG_DISPLAY("", "Waveshare E-Paper", this);
ESP_LOGCONFIG(TAG, " Model: 2.7in V2");
LOG_PIN(" Reset Pin: ", this->reset_pin_);
LOG_PIN(" DC Pin: ", this->dc_pin_);
LOG_PIN(" Busy Pin: ", this->busy_pin_);
LOG_UPDATE_INTERVAL(this);
}
// ========================================================
// 2.90in Type B (LUT from OTP)
// Datasheet:

16
esphome/components/waveshare_epaper/waveshare_epaper.h
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@@ -160,6 +160,22 @@ class WaveshareEPaper2P7In : public WaveshareEPaper {
int get_height_internal() override;
};
class WaveshareEPaper2P7InV2 : public WaveshareEPaper {
public:
void initialize() override;
void display() override;
void dump_config() override;
void deep_sleep() override { ; }
protected:
int get_width_internal() override;
int get_height_internal() override;
};
class GDEY029T94 : public WaveshareEPaper {
public:
void initialize() override;