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Add more efficient SPI implementation (#622)

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* Add more efficient SPI implementation

* Lint

* Add 200KHZ

* Updates

* Fix write_byte

* Update from datasheet

* Shift clock

* Fix calculation
This commit is contained in:
Otto Winter
2019-06-07 14:25:57 +02:00
committed by GitHub
parent 88ccd60a08
commit 726b0e73d9
14 changed files with 300 additions and 111 deletions
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esphome/components/waveshare_epaper/waveshare_epaper.cpp
-3
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@@ -42,7 +42,6 @@ void WaveshareEPaper::data(uint8_t value) {
this->write_byte(value);
this->end_data_();
}
bool WaveshareEPaper::is_device_msb_first() { return true; }
bool WaveshareEPaper::wait_until_idle_() {
if (this->busy_pin_ == nullptr) {
return true;
@@ -81,7 +80,6 @@ void HOT WaveshareEPaper::draw_absolute_pixel_internal(int x, int y, int color)
this->buffer_[pos] &= ~(0x80 >> subpos);
}
uint32_t WaveshareEPaper::get_buffer_length_() { return this->get_width_internal() * this->get_height_internal() / 8u; }
bool WaveshareEPaper::is_device_high_speed() { return true; }
void WaveshareEPaper::start_command_() {
this->dc_pin_->digital_write(false);
this->enable();
@@ -495,7 +493,6 @@ void HOT WaveshareEPaper4P2In::display() {
}
int WaveshareEPaper4P2In::get_width_internal() { return 400; }
int WaveshareEPaper4P2In::get_height_internal() { return 300; }
bool WaveshareEPaper4P2In::is_device_high_speed() { return false; }
void WaveshareEPaper4P2In::dump_config() {
LOG_DISPLAY("", "Waveshare E-Paper", this);
ESP_LOGCONFIG(TAG, " Model: 4.2in");