def read(self, indev_drv, data) -> int:
esp.get_ccount(self.start_time_ptr)
coords = self.get_coords()
esp.get_ccount(self.end_time_ptr)
if self.end_time_ptr.int_val > self.start_time_ptr.int_val:
self.touch_cycles += self.end_time_ptr.int_val - self.start_time_ptr.int_val
self.touch_count += 1
if coords:
data.point.x, data.point.y = coords
data.state = lv.INDEV_STATE.PR
return False
data.state = lv.INDEV_STATE.REL
return False
def flush(self, disp_drv, area, color_p):
if self.end_time_ptr.int_val and self.end_time_ptr.int_val > self.start_time_ptr.int_val:
self.flush_acc_dma_cycles += self.end_time_ptr.int_val - self.start_time_ptr.int_val
esp.get_ccount(self.start_time_ptr)
# esp.spi_device_acquire_bus(self.spi, esp.ESP.MAX_DELAY)
# Column addresses
self.send_cmd(0x2A)
x1 = area.x1 + self.start_x
x2 = area.x2 + self.start_x
self.word_trans_data[0] = (x1 >> 8) & 0xFF
self.word_trans_data[1] = x1 & 0xFF
self.word_trans_data[2] = (x2 >> 8) & 0xFF
self.word_trans_data[3] = x2 & 0xFF
self.send_trans_word()
# Page addresses
self.send_cmd(0x2B)
y1 = area.y1 + self.start_y
y2 = area.y2 + self.start_y
self.word_trans_data[0] = (y1 >> 8) & 0xFF
self.word_trans_data[1] = y1 & 0xFF
self.word_trans_data[2] = (y2 >> 8) & 0xFF
self.word_trans_data[3] = y2 & 0xFF
self.send_trans_word()
# Memory write by DMA, disp_flush_ready when finished
self.send_cmd(0x2C)
size = (x2 - x1 + 1) * (y2 - y1 + 1)
data_view = color_p.__dereference__(size * lv.color_t.__SIZE__)
esp.get_ccount(self.end_time_ptr)
if self.end_time_ptr.int_val > self.start_time_ptr.int_val:
self.flush_acc_setup_cycles += self.end_time_ptr.int_val - self.start_time_ptr.int_val
esp.get_ccount(self.start_time_ptr)
self.send_data_dma(data_view)
def flush_isr(spi_transaction_ptr):
lv.disp_flush_ready(self.disp_drv)
# esp.spi_device_release_bus(self.spi)
esp.get_ccount(self.end_time_ptr)
