def __init__(self, miso=5, mosi=18, clk=19, cs=13, dc=12, rst=4, backlight=2, spihost=esp.enum.HSPI_HOST, mhz=40, factor=4, hybrid=True): # Make sure Micropython was built such that color won't require processing before DMA if lv.color_t.SIZE != 2: raise RuntimeError('ili9341 micropython driver requires defining LV_COLOR_DEPTH=16') if not hasattr(lv.color_t().ch, 'green_l'): raise RuntimeError('ili9341 micropython driver requires defining LV_COLOR_16_SWAP=1') # Initializations self.miso = miso self.mosi = mosi self.clk = clk self.cs = cs self.dc = dc self.rst = rst self.backlight = backlight self.spihost = spihost self.mhz = mhz self.factor = factor self.hybrid = hybrid self.buf_size = (self.width * self.height * lv.color_t.SIZE) // factor self.init() # Register display driver self.buf1 = esp.heap_caps_malloc(self.buf_size, esp.CAP.DMA) self.buf2 = esp.heap_caps_malloc(self.buf_size, esp.CAP.DMA) if self.buf1 and self.buf2: print("Double buffer") elif self.buf1: print("Single buffer") else: raise RuntimeError("Not enough DMA-able memory to allocate display buffer") lv.disp_buf_init(self.disp_buf, self.buf1, self.buf2, self.buf_size // lv.color_t.SIZE) lv.disp_drv_init(self.disp_drv) self.disp_drv.user_data = {'dc': self.dc, 'spi': self.spi} self.disp_drv.buffer = self.disp_buf self.disp_drv.flush_cb = esp.ili9341_flush if self.hybrid and hasattr(esp, 'ili9341_flush') else self.flush self.disp_drv.monitor_cb = self.monitor self.disp_drv.hor_res = self.width self.disp_drv.ver_res = self.height lv.disp_drv_register(self.disp_drv)
def __init__(self, miso=-1, mosi=-1, clk=-1, cs=25, spihost=esp.HSPI_HOST, mhz=5, transpose=False, touch_margin=100): # Initializations self.screen_width = lv.disp_get_hor_res(lv.disp_t.cast(None)) self.screen_height = lv.disp_get_ver_res(lv.disp_t.cast(None)) self.miso = miso self.mosi = mosi self.clk = clk self.cs = cs self.spihost = spihost self.mhz = mhz self.cal_x0 = None self.transpose = transpose self.touch_margin = touch_margin self.touch_count = 0 self.touch_cycles = 0 self.spi_init() # Prepare buffer with commands to send to device nc = len(self.CMDS) self.buflen = 2 * nc * REP + 1 # +1 for final CMD_OFF self.txbuf = esp.heap_caps_malloc(self.buflen, esp.MALLOC_CAP.DMA) txbuf = self.txbuf.__dereference__(self.buflen) for c in range(nc): for r in range(REP): txbuf[(c * REP + r) * 2 + 0] = self.CMDS[c] # first byte is command, second is 0 txbuf[(c * REP + r) * 2 + 1] = 0 txbuf[2 * nc * REP] = CMD_OFF # print("xpt2046 txbuf:", ["%02x" % v for v in txbuf]) self.rxbuf = esp.heap_caps_malloc(self.buflen, esp.MALLOC_CAP.DMA) indev_drv = lv.indev_drv_t() lv.indev_drv_init(indev_drv) indev_drv.type = lv.INDEV_TYPE.POINTER indev_drv.read_cb = self.read lv.indev_drv_register(indev_drv) print("xpt2046 touch initialized")
def __init__(self, miso=5, mosi=18, clk=19, cs=13, dc=12, rst=4, power=14, backlight=15, backlight_on=0, power_on=0, spihost=esp.HSPI_HOST, mhz=40, factor=4, hybrid=True, width=240, height=320, colormode=COLOR_MODE_BGR, rot=PORTRAIT, invert=False, double_buffer=True): # Make sure Micropython was built such that color won't require processing before DMA if lv.color_t.SIZE != 2: raise RuntimeError( 'ili9341 micropython driver requires defining LV_COLOR_DEPTH=16' ) if colormode == COLOR_MODE_BGR and not hasattr(lv.color_t().ch, 'green_l'): raise RuntimeError( 'ili9341 BGR color mode requires defining LV_COLOR_16_SWAP=1') # Initializations self.width = width self.height = height self.miso = miso self.mosi = mosi self.clk = clk self.cs = cs self.dc = dc self.rst = rst self.power = power self.backlight = backlight self.backlight_on = backlight_on self.power_on = power_on self.spihost = spihost self.mhz = mhz self.factor = factor self.hybrid = hybrid self.buf_size = (self.width * self.height * lv.color_t.SIZE) // factor self.init_cmds = [ { 'cmd': 0xCF, 'data': bytes([0x00, 0x83, 0X30]) }, { 'cmd': 0xED, 'data': bytes([0x64, 0x03, 0X12, 0X81]) }, { 'cmd': 0xE8, 'data': bytes([0x85, 0x01, 0x79]) }, { 'cmd': 0xCB, 'data': bytes([0x39, 0x2C, 0x00, 0x34, 0x02]) }, { 'cmd': 0xF7, 'data': bytes([0x20]) }, { 'cmd': 0xEA, 'data': bytes([0x00, 0x00]) }, { 'cmd': 0xC0, 'data': bytes([0x26]) }, # Power control { 'cmd': 0xC1, 'data': bytes([0x11]) }, # Power control { 'cmd': 0xC5, 'data': bytes([0x35, 0x3E]) }, # VCOM control { 'cmd': 0xC7, 'data': bytes([0xBE]) }, # VCOM control { 'cmd': 0x36, 'data': bytes([rot | colormode]) }, # Memory Access Control { 'cmd': 0x3A, 'data': bytes([0x55]) }, # Pixel Format Set { 'cmd': 0xB1, 'data': bytes([0x00, 0x1B]) }, { 'cmd': 0xF2, 'data': bytes([0x08]) }, { 'cmd': 0x26, 'data': bytes([0x01]) }, { 'cmd': 0xE0, 'data': bytes([ 0x1F, 0x1A, 0x18, 0x0A, 0x0F, 0x06, 0x45, 0X87, 0x32, 0x0A, 0x07, 0x02, 0x07, 0x05, 0x00 ]) }, { 'cmd': 0XE1, 'data': bytes([ 0x00, 0x25, 0x27, 0x05, 0x10, 0x09, 0x3A, 0x78, 0x4D, 0x05, 0x18, 0x0D, 0x38, 0x3A, 0x1F ]) }, { 'cmd': 0x2A, 'data': bytes([0x00, 0x00, 0x00, 0xEF]) }, { 'cmd': 0x2B, 'data': bytes([0x00, 0x00, 0x01, 0x3f]) }, { 'cmd': 0x2C, 'data': bytes([0]) }, { 'cmd': 0xB7, 'data': bytes([0x07]) }, { 'cmd': 0xB6, 'data': bytes([0x0A, 0x82, 0x27, 0x00]) }, { 'cmd': 0x11, 'data': bytes([0]), 'delay': 100 }, { 'cmd': 0x29, 'data': bytes([0]), 'delay': 100 } ] if invert: self.init_cmds.append({'cmd': 0x21}) self.init() # Register display driver self.buf1 = esp.heap_caps_malloc(self.buf_size, esp.MALLOC_CAP.DMA) self.buf2 = esp.heap_caps_malloc( self.buf_size, esp.MALLOC_CAP.DMA) if double_buffer else None if self.buf1 and self.buf2: print("Double buffer") elif self.buf1: print("Single buffer") else: raise RuntimeError( "Not enough DMA-able memory to allocate display buffer") self.disp_buf = lv.disp_buf_t() self.disp_drv = lv.disp_drv_t() lv.disp_buf_init(self.disp_buf, self.buf1, self.buf2, self.buf_size // lv.color_t.SIZE) lv.disp_drv_init(self.disp_drv) self.disp_drv.user_data = {'dc': self.dc, 'spi': self.spi} self.disp_drv.buffer = self.disp_buf self.disp_drv.flush_cb = esp.ili9341_flush if self.hybrid and hasattr( esp, 'ili9341_flush') else self.flush self.disp_drv.monitor_cb = self.monitor self.disp_drv.hor_res = self.width self.disp_drv.ver_res = self.height lv.disp_drv_register(self.disp_drv)
def disp_spi_init(self): # Register finalizer callback to deinit SPI. # This would get called on soft reset. self.finalizer = lvesp32.cb_finalizer(self.deinit) lvesp32.init() buscfg = esp.spi_bus_config_t({ "miso_io_num": self.miso, "mosi_io_num": self.mosi, "sclk_io_num": self.clk, "quadwp_io_num": -1, "quadhd_io_num": -1, "max_transfer_sz": self.buf_size, }) devcfg = esp.spi_device_interface_config_t({ "clock_speed_hz": self.mhz * 1000 * 1000, # Clock out at DISP_SPI_MHZ MHz "mode": 0, # SPI mode 0 "spics_io_num": self.cs, # CS pin "queue_size": 2, #"flags": esp.SPI_DEVICE.HALFDUPLEX, "duty_cycle_pos": 128, }) if self.hybrid and hasattr(esp, 'ili9341_post_cb_isr'): devcfg.pre_cb = None devcfg.post_cb = esp.ili9341_post_cb_isr else: devcfg.pre_cb = esp.spi_pre_cb_isr devcfg.post_cb = esp.spi_post_cb_isr esp.gpio_pad_select_gpio(self.cs) # Initialize the SPI bus, if needed. if buscfg.miso_io_num >= 0 and \ buscfg.mosi_io_num >= 0 and \ buscfg.sclk_io_num >= 0: esp.gpio_pad_select_gpio(self.miso) esp.gpio_pad_select_gpio(self.mosi) esp.gpio_pad_select_gpio(self.clk) esp.gpio_set_direction(self.miso, esp.GPIO_MODE.INPUT) esp.gpio_set_pull_mode(self.miso, esp.GPIO.PULLUP_ONLY) esp.gpio_set_direction(self.mosi, esp.GPIO_MODE.OUTPUT) esp.gpio_set_direction(self.clk, esp.GPIO_MODE.OUTPUT) ret = esp.spi_bus_initialize(self.spihost, buscfg, 1) if ret != 0: raise RuntimeError("Failed initializing SPI bus") self.trans_buffer = esp.heap_caps_malloc(TRANS_BUFFER_LEN, esp.MALLOC_CAP.DMA) self.cmd_trans_data = self.trans_buffer.__dereference__(1) self.word_trans_data = self.trans_buffer.__dereference__(4) # Attach the LCD to the SPI bus ptr_to_spi = esp.C_Pointer() ret = esp.spi_bus_add_device(self.spihost, devcfg, ptr_to_spi) if ret != 0: raise RuntimeError("Failed adding SPI device") self.spi = ptr_to_spi.ptr_val self.bytes_transmitted = 0 completed_spi_transaction = esp.spi_transaction_t() cast_spi_transaction_instance = esp.spi_transaction_t.cast_instance def post_isr(arg): reported_transmitted = self.bytes_transmitted if reported_transmitted > 0: print('- Completed DMA of %d bytes (mem_free=0x%X)' % (reported_transmitted, gc.mem_free())) self.bytes_transmitted -= reported_transmitted # Called in ISR context! 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) # cast_spi_transaction_instance(completed_spi_transaction, spi_transaction_ptr) # self.bytes_transmitted += completed_spi_transaction.length # try: # micropython.schedule(post_isr, None) # except RuntimeError: # pass self.spi_callbacks = esp.spi_transaction_set_cb(None, flush_isr)
class ili9341: width = const(240) height = const(320) ###################################################### disp_buf = lv.disp_buf_t() disp_drv = lv.disp_drv_t() # "power" and "backlight" are reversed logic! 0 means ON. def __init__(self, miso=5, mosi=18, clk=19, cs=13, dc=12, rst=4, power=14, backlight=15, spihost=esp.enum.HSPI_HOST, mhz=40, factor=4, hybrid=True): # Make sure Micropython was built such that color won't require processing before DMA if lv.color_t.SIZE != 2: raise RuntimeError( 'ili9341 micropython driver requires defining LV_COLOR_DEPTH=16' ) if not hasattr(lv.color_t().ch, 'green_l'): raise RuntimeError( 'ili9341 micropython driver requires defining LV_COLOR_16_SWAP=1' ) # Initializations self.miso = miso self.mosi = mosi self.clk = clk self.cs = cs self.dc = dc self.rst = rst self.power = power self.backlight = backlight self.spihost = spihost self.mhz = mhz self.factor = factor self.hybrid = hybrid self.buf_size = (self.width * self.height * lv.color_t.SIZE) // factor self.init() # Register display driver self.buf1 = esp.heap_caps_malloc(self.buf_size, esp.CAP.DMA) self.buf2 = esp.heap_caps_malloc(self.buf_size, esp.CAP.DMA) if self.buf1 and self.buf2: print("Double buffer") elif self.buf1: print("Single buffer") else: raise RuntimeError( "Not enough DMA-able memory to allocate display buffer") lv.disp_buf_init(self.disp_buf, self.buf1, self.buf2, self.buf_size // lv.color_t.SIZE) lv.disp_drv_init(self.disp_drv) self.disp_drv.user_data = {'dc': self.dc, 'spi': self.spi} self.disp_drv.buffer = self.disp_buf self.disp_drv.flush_cb = esp.ili9341_flush if self.hybrid and hasattr( esp, 'ili9341_flush') else self.flush self.disp_drv.monitor_cb = self.monitor self.disp_drv.hor_res = self.width self.disp_drv.ver_res = self.height lv.disp_drv_register(self.disp_drv) ###################################################### init_cmds = [ { 'cmd': 0xCF, 'data': bytes([0x00, 0x83, 0X30]) }, { 'cmd': 0xED, 'data': bytes([0x64, 0x03, 0X12, 0X81]) }, { 'cmd': 0xE8, 'data': bytes([0x85, 0x01, 0x79]) }, { 'cmd': 0xCB, 'data': bytes([0x39, 0x2C, 0x00, 0x34, 0x02]) }, { 'cmd': 0xF7, 'data': bytes([0x20]) }, { 'cmd': 0xEA, 'data': bytes([0x00, 0x00]) }, { 'cmd': 0xC0, 'data': bytes([0x26]) }, # Power control { 'cmd': 0xC1, 'data': bytes([0x11]) }, # Power control { 'cmd': 0xC5, 'data': bytes([0x35, 0x3E]) }, # VCOM control { 'cmd': 0xC7, 'data': bytes([0xBE]) }, # VCOM control { 'cmd': 0x36, 'data': bytes([0x48]) }, # Memory Access Control { 'cmd': 0x3A, 'data': bytes([0x55]) }, # Pixel Format Set { 'cmd': 0xB1, 'data': bytes([0x00, 0x1B]) }, { 'cmd': 0xF2, 'data': bytes([0x08]) }, { 'cmd': 0x26, 'data': bytes([0x01]) }, { 'cmd': 0xE0, 'data': bytes([ 0x1F, 0x1A, 0x18, 0x0A, 0x0F, 0x06, 0x45, 0X87, 0x32, 0x0A, 0x07, 0x02, 0x07, 0x05, 0x00 ]) }, { 'cmd': 0XE1, 'data': bytes([ 0x00, 0x25, 0x27, 0x05, 0x10, 0x09, 0x3A, 0x78, 0x4D, 0x05, 0x18, 0x0D, 0x38, 0x3A, 0x1F ]) }, { 'cmd': 0x2A, 'data': bytes([0x00, 0x00, 0x00, 0xEF]) }, { 'cmd': 0x2B, 'data': bytes([0x00, 0x00, 0x01, 0x3f]) }, { 'cmd': 0x2C, 'data': bytes([0]) }, { 'cmd': 0xB7, 'data': bytes([0x07]) }, { 'cmd': 0xB6, 'data': bytes([0x0A, 0x82, 0x27, 0x00]) }, { 'cmd': 0x11, 'data': bytes([0]), 'delay': 100 }, { 'cmd': 0x29, 'data': bytes([0]), 'delay': 100 } ] ###################################################### def disp_spi_init(self): buscfg = esp.spi_bus_config_t({ "miso_io_num": self.miso, "mosi_io_num": self.mosi, "sclk_io_num": self.clk, "quadwp_io_num": -1, "quadhd_io_num": -1, "max_transfer_sz": self.buf_size, }) devcfg = esp.spi_device_interface_config_t({ "clock_speed_hz": self.mhz * 1000 * 1000, # Clock out at DISP_SPI_MHZ MHz "mode": 0, # SPI mode 0 "spics_io_num": self.cs, # CS pin "queue_size": 2, "flags": esp.ESP.HALF_DUPLEX, "duty_cycle_pos": 128, }) if self.hybrid and hasattr(esp, 'ili9341_post_cb_isr'): devcfg.pre_cb = None devcfg.post_cb = esp.ili9341_post_cb_isr else: devcfg.pre_cb = esp.spi_pre_cb_isr devcfg.post_cb = esp.spi_post_cb_isr esp.gpio_pad_select_gpio(self.miso) esp.gpio_pad_select_gpio(self.mosi) esp.gpio_pad_select_gpio(self.clk) esp.gpio_set_direction(self.miso, esp.GPIO_MODE.INPUT) esp.gpio_set_pull_mode(self.miso, esp.GPIO.PULLUP_ONLY) esp.gpio_set_direction(self.mosi, esp.GPIO_MODE.OUTPUT) esp.gpio_set_direction(self.clk, esp.GPIO_MODE.OUTPUT) esp.gpio_pad_select_gpio(self.cs) # Initialize the SPI bus ret = esp.spi_bus_initialize(self.spihost, buscfg, 1) if ret != 0: raise RuntimeError("Failed initializing SPI bus") # Attach the LCD to the SPI bus ptr_to_spi = esp.C_Pointer() ret = esp.spi_bus_add_device(self.spihost, devcfg, ptr_to_spi) if ret != 0: raise RuntimeError("Failed adding SPI device") self.spi = ptr_to_spi.ptr_val self.bytes_transmitted = 0 completed_spi_transaction = esp.spi_transaction_t() cast_spi_transaction_instance = esp.spi_transaction_t.cast_instance def post_isr(arg): reported_transmitted = self.bytes_transmitted if reported_transmitted > 0: print('- Completed DMA of %d bytes (mem_free=0x%X)' % (reported_transmitted, gc.mem_free())) self.bytes_transmitted -= reported_transmitted # Called in ISR context! 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) # cast_spi_transaction_instance(completed_spi_transaction, spi_transaction_ptr) # self.bytes_transmitted += completed_spi_transaction.length # try: # micropython.schedule(post_isr, None) # except RuntimeError: # pass self.spi_callbacks = esp.spi_transaction_set_cb(None, flush_isr) ###################################################### trans = esp.spi_transaction_t() # .cast( # esp.heap_caps_malloc( # esp.spi_transaction_t.SIZE, esp.CAP.DMA)) def spi_send(self, data): self.trans.length = len( data) * 8 # Length is in bytes, transaction length is in bits. self.trans.tx_buffer = data # data should be allocated as DMA-able memory self.trans.user = None esp.spi_device_polling_transmit(self.spi, self.trans) def spi_send_dma(self, data): self.trans.length = len( data) * 8 # Length is in bytes, transaction length is in bits. self.trans.tx_buffer = data # data should be allocated as DMA-able memory self.trans.user = self.spi_callbacks esp.spi_device_queue_trans(self.spi, self.trans, -1) ###################################################### ###################################################### trans_buffer_len = const(16) trans_buffer = esp.heap_caps_malloc(trans_buffer_len, esp.CAP.DMA) cmd_trans_data = trans_buffer.__dereference__(1) word_trans_data = trans_buffer.__dereference__(4) def send_cmd(self, cmd): esp.gpio_set_level(self.dc, 0) # Command mode self.cmd_trans_data[0] = cmd self.spi_send(self.cmd_trans_data) def send_data(self, data): esp.gpio_set_level(self.dc, 1) # Data mode if len(data) > self.trans_buffer_len: raise RuntimeError('Data too long, please use DMA!') trans_data = self.trans_buffer.__dereference__(len(data)) trans_data[:] = data[:] self.spi_send(trans_data) def send_trans_word(self): esp.gpio_set_level(self.dc, 1) # Data mode self.spi_send(self.word_trans_data) def send_data_dma(self, data): # data should be allocated as DMA-able memory esp.gpio_set_level(self.dc, 1) # Data mode self.spi_send_dma(data) ###################################################### def init(self): self.disp_spi_init() # Initialize non-SPI GPIOs esp.gpio_pad_select_gpio(self.dc) esp.gpio_pad_select_gpio(self.rst) if self.backlight != -1: esp.gpio_pad_select_gpio(self.backlight) if self.power != -1: esp.gpio_pad_select_gpio(self.power) esp.gpio_set_direction(self.dc, esp.GPIO_MODE.OUTPUT) esp.gpio_set_direction(self.rst, esp.GPIO_MODE.OUTPUT) if self.backlight != -1: esp.gpio_set_direction(self.backlight, esp.GPIO_MODE.OUTPUT) if self.power != -1: esp.gpio_set_direction(self.power, esp.GPIO_MODE.OUTPUT) # Power the display if self.power != -1: esp.gpio_set_level(self.power, 0) esp.task_delay_ms(100) # Reset the display esp.gpio_set_level(self.rst, 0) esp.task_delay_ms(100) esp.gpio_set_level(self.rst, 1) esp.task_delay_ms(100) # Send all the commands for cmd in self.init_cmds: self.send_cmd(cmd['cmd']) self.send_data(cmd['data']) if 'delay' in cmd: esp.task_delay_ms(cmd['delay']) print("ILI9341 initialization completed") # Enable backlight if self.backlight != -1: print("Enable backlight") esp.gpio_set_level(self.backlight, 0) ###################################################### start_time_ptr = esp.C_Pointer() end_time_ptr = esp.C_Pointer() flush_acc_setup_cycles = 0 flush_acc_dma_cycles = 0 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) self.word_trans_data[0] = (area.x1 >> 8) & 0xFF self.word_trans_data[1] = area.x1 & 0xFF self.word_trans_data[2] = (area.x2 >> 8) & 0xFF self.word_trans_data[3] = area.x2 & 0xFF self.send_trans_word() # Page addresses self.send_cmd(0x2B) self.word_trans_data[0] = (area.y1 >> 8) & 0xFF self.word_trans_data[1] = area.y1 & 0xFF self.word_trans_data[2] = (area.y2 >> 8) & 0xFF self.word_trans_data[3] = area.y2 & 0xFF self.send_trans_word() # Memory write by DMA, disp_flush_ready when finished self.send_cmd(0x2C) size = (area.x2 - area.x1 + 1) * (area.y2 - area.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) ###################################################### monitor_acc_time = 0 monitor_acc_px = 0 monitor_count = 0 cycles_in_ms = esp.esp_clk_cpu_freq() // 1000 def monitor(self, disp_drv, time, px): self.monitor_acc_time += time self.monitor_acc_px += px self.monitor_count += 1 def stat(self): if self.monitor_count == 0: return None time = self.monitor_acc_time // self.monitor_count setup = self.flush_acc_setup_cycles // (self.monitor_count * self.cycles_in_ms) dma = self.flush_acc_dma_cycles // (self.monitor_count * self.cycles_in_ms) px = self.monitor_acc_px // self.monitor_count self.monitor_acc_time = 0 self.monitor_acc_px = 0 self.monitor_count = 0 self.flush_acc_setup_cycles = 0 self.flush_acc_dma_cycles = 0 return time, setup, dma, px
def __init__( self, m5stack, miso=5, mosi=18, clk=19, cs=13, dc=12, backlight_on=0, power_on=0, spihost=esp.HSPI_HOST, mhz=40, factor=4, hybrid=True, width=320, height=240, colormode=COLOR_MODE_BGR, rot=LANDSCAPE, invert=False, double_buffer=True, half_duplex=True, display_type=0, debug=False, ): # Initializations self.debug = debug self.width = width self.height = height self.m5stack = m5stack self.miso = miso self.mosi = mosi self.clk = clk self.cs = cs self.dc = dc self.backlight_on = backlight_on self.power_on = power_on self.spihost = spihost self.mhz = mhz self.factor = factor self.hybrid = hybrid self.half_duplex = half_duplex self.buf_size = (self.width * self.height * lv.color_t.SIZE) // factor if invert: self.init_cmds.append({"cmd": 0x21}) self.init() # Register display driver self.buf1 = esp.heap_caps_malloc(self.buf_size, esp.MALLOC_CAP.DMA) self.buf2 = (esp.heap_caps_malloc(self.buf_size, esp.MALLOC_CAP.DMA) if double_buffer else None) if self.buf1 and self.buf2: if self.debug: print("Double buffer") elif self.buf1: if self.debug: print("Single buffer") else: raise RuntimeError( "Not enough DMA-able memory to allocate display buffer") self.disp_buf = lv.disp_buf_t() self.disp_drv = lv.disp_drv_t() self.disp_buf.init(self.buf1, self.buf2, self.buf_size // lv.color_t.SIZE) self.disp_drv.init() self.disp_drv.user_data = { "dc": self.dc, "spi": self.spi, "dt": self.display_type } self.disp_drv.buffer = self.disp_buf self.disp_drv.flush_cb = (esp.ili9xxx_flush if hybrid and hasattr(esp, "ili9xxx_flush") else self.flush) self.disp_drv.monitor_cb = self.monitor self.disp_drv.hor_res = self.width self.disp_drv.ver_res = self.height self.disp_drv.register()
def __init__(self, miso=5, mosi=18, clk=19, cs=13, dc=12, rst=4, power=14, backlight=15, backlight_on=0, power_on=0, spihost=esp.HSPI_HOST, mhz=40, factor=4, hybrid=True, width=240, height=320, colormode=COLOR_MODE_BGR, rot=PORTRAIT, invert=False, double_buffer=True, half_duplex=True, display_type=0, asynchronous=False, initialize=True): # Initializations self.asynchronous = asynchronous self.initialize = initialize self.width = width self.height = height self.miso = miso self.mosi = mosi self.clk = clk self.cs = cs self.dc = dc self.rst = rst self.power = power self.backlight = backlight self.backlight_on = backlight_on self.power_on = power_on self.spihost = spihost self.mhz = mhz self.factor = factor self.hybrid = hybrid self.half_duplex = half_duplex self.buf_size = (self.width * self.height * lv.color_t.SIZE) // factor if invert: self.init_cmds.append({'cmd': 0x21}) # Register display driver self.buf1 = esp.heap_caps_malloc(self.buf_size, esp.MALLOC_CAP.DMA) self.buf2 = esp.heap_caps_malloc( self.buf_size, esp.MALLOC_CAP.DMA) if double_buffer else None if self.buf1 and self.buf2: print("Double buffer") elif self.buf1: print("Single buffer") else: raise RuntimeError( "Not enough DMA-able memory to allocate display buffer") self.disp_buf = lv.disp_buf_t() self.disp_drv = lv.disp_drv_t() self.disp_buf.init(self.buf1, self.buf2, self.buf_size // lv.color_t.SIZE) self.disp_drv.init() self.disp_spi_init() self.disp_drv.user_data = { 'dc': self.dc, 'spi': self.spi, 'dt': self.display_type } self.disp_drv.buffer = self.disp_buf self.disp_drv.flush_cb = esp.ili9xxx_flush if hybrid and hasattr( esp, 'ili9xxx_flush') else self.flush self.disp_drv.monitor_cb = self.monitor self.disp_drv.hor_res = self.width self.disp_drv.ver_res = self.height if self.initialize: self.init()
def __init__(self, m5stack=M5Stack(), miso=5, mosi=18, clk=19, cs=13, dc=12, backlight=100, backlight_on=1, power_on=1, spihost=esp.HSPI_HOST, mhz=40, factor=4, hybrid=True, width=240, height=320, start_x=0, start_y=0, invert=False, double_buffer=True, half_duplex=True, display_type=0, asynchronous=False, initialize=True): # Initializations if not lv.is_initialized(): lv.init() self.asynchronous = asynchronous self.initialize = initialize self.m5stack = m5stack self.width = width self.height = height self.start_x = start_x self.start_y = start_y self.miso = miso self.mosi = mosi self.clk = clk self.cs = cs self.dc = dc self.backlight = backlight self.backlight_on = backlight_on self.power_on = power_on self.spihost = spihost self.mhz = mhz self.factor = factor self.hybrid = hybrid self.half_duplex = half_duplex self.display_type = display_type self.buf_size = (self.width * self.height * lv.color_t.__SIZE__) // factor if invert: self.init_cmds.append({'cmd': 0x21}) # Register display driver self.buf1 = esp.heap_caps_malloc(self.buf_size, esp.MALLOC_CAP.DMA) self.buf2 = esp.heap_caps_malloc( self.buf_size, esp.MALLOC_CAP.DMA) if double_buffer else None if self.buf1 and self.buf2: print("Double buffer") elif self.buf1: print("Single buffer") else: raise RuntimeError( "Not enough DMA-able memory to allocate display buffer") self.disp_buf = lv.disp_draw_buf_t() self.disp_drv = lv.disp_drv_t() self.disp_buf.init(self.buf1, self.buf2, self.buf_size // lv.color_t.__SIZE__) self.disp_drv.init() self.disp_spi_init() self.disp_drv.user_data = { 'dc': self.dc, 'spi': self.spi, 'dt': self.display_type, 'start_x': self.start_x, 'start_y': self.start_y } self.disp_drv.draw_buf = self.disp_buf self.disp_drv.flush_cb = esp.ili9xxx_flush if hybrid and hasattr( esp, 'ili9xxx_flush') else self.flush self.disp_drv.monitor_cb = self.monitor self.disp_drv.hor_res = self.width self.disp_drv.ver_res = self.height if self.initialize: self.init() if not lv_utils.event_loop.is_running(): self.event_loop = lv_utils.event_loop( asynchronous=self.asynchronous)