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a first vibe coded test implementation
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Quasi Kili
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print("matouch_esp32_s3_2_8.py initialization")
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# Hardware initialization for Makerfabs MaTouch ESP32-S3 SPI 2.8" with Camera
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# Manufacturer's website: https://www.makerfabs.com/matouch-esp32-s3.html
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# Hardware Specifications:
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# - MCU: ESP32-S3 with 16MB Flash, 8MB Octal PSRAM
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# - Display: 2.8" IPS LCD, 320x240 resolution, ST7789 driver, SPI interface
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# - Touch: GT911 capacitive touch controller (5-point), I2C interface
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# - Camera: OV3660 (3MP, up to 2048x1536)
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# - No IMU sensor (unlike Fri3d and Waveshare boards)
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# - No NeoPixel LEDs
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# - No buzzer or I2S audio
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from micropython import const
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import st7789
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import lcd_bus
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import machine
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import gt911
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import i2c
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import lvgl as lv
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import task_handler
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import mpos.ui
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# Pin configuration for Display (SPI)
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# Correct pins from hardware schematic
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SPI_BUS = 1
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SPI_FREQ = 40000000
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LCD_SCLK = 14
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LCD_MOSI = 13
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LCD_MISO = 12
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LCD_DC = 21
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LCD_CS = 15
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LCD_RST = -1
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LCD_BL = 48
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# Pin configuration for Touch (I2C)
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# Correct pins from hardware schematic:
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# TOUCH_SDA = 39, TOUCH_SCL = 38, TOUCH_INT = 40, TOUCH_RST = 1
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I2C_BUS = 0
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I2C_FREQ = 400000
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TP_SDA = 39
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TP_SCL = 38
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TP_INT = 40
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TP_RST = 1
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# Display resolution
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TFT_HOR_RES = 320
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TFT_VER_RES = 240
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# Initialize SPI bus for display
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spi_bus = machine.SPI.Bus(
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host=SPI_BUS,
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mosi=LCD_MOSI,
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miso=LCD_MISO,
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sck=LCD_SCLK
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)
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display_bus = lcd_bus.SPIBus(
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spi_bus=spi_bus,
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freq=SPI_FREQ,
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dc=LCD_DC,
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cs=LCD_CS,
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)
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# Allocate frame buffers
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# Buffer size calculation: 2 bytes per pixel (RGB565) * width * height / divisor
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# Using 28800 bytes (same as Waveshare and Fri3d) for good performance
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_BUFFER_SIZE = const(28800)
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fb1 = display_bus.allocate_framebuffer(_BUFFER_SIZE, lcd_bus.MEMORY_INTERNAL | lcd_bus.MEMORY_DMA)
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fb2 = display_bus.allocate_framebuffer(_BUFFER_SIZE, lcd_bus.MEMORY_INTERNAL | lcd_bus.MEMORY_DMA)
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# Initialize ST7789 display
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mpos.ui.main_display = st7789.ST7789(
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data_bus=display_bus,
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frame_buffer1=fb1,
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frame_buffer2=fb2,
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display_width=TFT_HOR_RES,
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display_height=TFT_VER_RES,
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color_space=lv.COLOR_FORMAT.RGB565,
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color_byte_order=st7789.BYTE_ORDER_BGR,
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rgb565_byte_swap=True,
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reset_pin=LCD_RST,
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backlight_pin=LCD_BL,
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backlight_on_state=st7789.STATE_PWM,
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)
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mpos.ui.main_display.init()
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mpos.ui.main_display.set_power(True)
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mpos.ui.main_display.set_backlight(100)
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# Touch handling:
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i2c_bus = i2c.I2C.Bus(host=I2C_BUS, scl=TP_SCL, sda=TP_SDA, freq=I2C_FREQ, use_locks=False)
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touch_dev = i2c.I2C.Device(bus=i2c_bus, dev_id=gt911.I2C_ADDR, reg_bits=gt911.BITS)
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indev = gt911.GT911(touch_dev)
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# Initialize LVGL
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lv.init()
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# Set display rotation if needed (adjust based on physical orientation)
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# mpos.ui.main_display.set_rotation(lv.DISPLAY_ROTATION._0)
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# === BATTERY VOLTAGE MONITORING ===
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# Note: MaTouch ESP32-S3 battery monitoring configuration may vary
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# This is a placeholder - adjust ADC pin and conversion formula based on actual hardware
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from mpos import BatteryManager
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def adc_to_voltage(adc_value):
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"""
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Convert raw ADC value to battery voltage.
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Currently uses simple linear scaling: voltage = adc * 0.00262
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This should be calibrated with actual battery voltages and ADC readings.
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To calibrate: measure actual battery voltages and corresponding ADC readings,
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then fit a linear or polynomial function.
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"""
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return adc_value * 0.00262
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# Note: Adjust ADC pin number based on actual hardware schematic
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# BatteryManager.init_adc(5, adc_to_voltage)
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# === AUDIO HARDWARE ===
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# Note: MaTouch ESP32-S3 has no buzzer or I2S audio hardware
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# AudioManager will not be initialized
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# === LED HARDWARE ===
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# Note: MaTouch ESP32-S3 has no NeoPixel LEDs
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# LightsManager will not be initialized (functions will return False)
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# === SENSOR HARDWARE ===
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# Note: MaTouch ESP32-S3 has no IMU sensor
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# SensorManager will not be initialized
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# === CAMERA HARDWARE ===
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from mpos import CameraManager
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# MaTouch ESP32-S3 has OV3660 camera (3MP, up to 2048x1536)
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# Camera pins are available but initialization is handled by the camera driver
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CameraManager.add_camera(CameraManager.Camera(
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lens_facing=CameraManager.CameraCharacteristics.LENS_FACING_BACK,
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name="OV3660",
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vendor="OmniVision"
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))
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print("matouch_esp32_s3_2_8.py finished")
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print("Board capabilities:")
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print(" - Display: 320x240 ST7789 with GT911 touch")
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print(" - Camera: OV3660 (3MP)")
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print(" - No IMU sensor")
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print(" - No LEDs")
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print(" - No audio hardware")
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@@ -31,16 +31,89 @@ def detect_board():
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if sys.platform == "linux" or sys.platform == "darwin": # linux and macOS
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return "linux"
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elif sys.platform == "esp32":
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# Force MaTouch for ESP32-S3 with 8MB PSRAM
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# This bypasses unreliable GT911 touch controller detection at boot
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try:
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import esp32
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if hasattr(esp32, 'spiram_size'):
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psram_size = esp32.spiram_size()
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print(f"Detected ESP32-S3 with PSRAM size: {psram_size} bytes ({psram_size // 1048576}MB)")
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if psram_size == 8388608: # 8MB PSRAM
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board_name = "matouch_esp32_s3_2_8"
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print(f"Forcing board selection: {board_name}")
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return board_name
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except Exception as e:
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print(f"PSRAM detection failed: {e}")
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from machine import Pin, I2C
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i2c0 = I2C(0, sda=Pin(48), scl=Pin(47))
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if {0x15, 0x6B} <= set(i2c0.scan()): # touch screen and IMU (at least, possibly more)
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return "waveshare_esp32_s3_touch_lcd_2"
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else:
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i2c0 = I2C(0, sda=Pin(9), scl=Pin(18))
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if {0x6B} <= set(i2c0.scan()): # IMU (plus possibly the Communicator's LANA TNY at 0x38)
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import time
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# Check for MaTouch ESP32-S3 (GT911 touch on I2C0)
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# Correct pins from schematic: SDA=39, SCL=38, INT=40, RST=1
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# GT911 requires specific reset sequence with INT pin control for address selection
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try:
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# GT911 address selection via INT pin during reset:
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# INT=LOW during reset -> address 0x5D
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# INT=HIGH during reset -> address 0x14
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# Try address 0x5D first (INT=LOW during reset)
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tp_rst = Pin(1, Pin.OUT)
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tp_int = Pin(40, Pin.OUT)
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# Reset sequence for address 0x5D
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tp_int.value(0) # INT LOW for address 0x5D
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tp_rst.value(0)
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time.sleep_ms(10)
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tp_rst.value(1)
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time.sleep_ms(10)
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tp_int.init(Pin.IN) # Release INT pin
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time.sleep_ms(100) # Wait for GT911 to initialize
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# Now try I2C communication with correct pins from schematic
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i2c0 = I2C(0, sda=Pin(39), scl=Pin(38), freq=400000)
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devices = set(i2c0.scan())
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print(f"MaTouch I2C scan (SDA=39, SCL=38): {[hex(d) for d in devices]}")
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# GT911 touch controller uses addresses 0x5D or 0x14
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if 0x5D in devices or 0x14 in devices:
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print("Detected MaTouch ESP32-S3 (GT911 found)")
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return "matouch_esp32_s3_2_8"
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# Clean up pins
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tp_rst.init(Pin.IN)
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tp_int.init(Pin.IN)
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except Exception as e:
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print(f"MaTouch detection failed: {e}")
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import sys
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sys.print_exception(e)
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# Check for Waveshare ESP32-S3-Touch-LCD-2
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try:
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i2c0 = I2C(0, sda=Pin(48), scl=Pin(47), freq=400000)
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devices = set(i2c0.scan())
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print(f"Waveshare I2C scan (SDA=48, SCL=47): {[hex(d) for d in devices]}")
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# Filter out invalid addresses (valid I2C range is 0x08-0x77)
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valid_devices = {d for d in devices if 0x08 <= d <= 0x77}
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if {0x15, 0x6B} <= valid_devices: # touch screen and IMU (at least, possibly more)
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print("Detected Waveshare ESP32-S3-Touch-LCD-2")
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return "waveshare_esp32_s3_touch_lcd_2"
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except Exception as e:
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print(f"Waveshare detection failed: {e}")
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# Check for Fri3d 2024
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try:
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i2c0 = I2C(0, sda=Pin(9), scl=Pin(18), freq=400000)
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devices = set(i2c0.scan())
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print(f"Fri3d I2C scan (SDA=9, SCL=18): {[hex(d) for d in devices]}")
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if {0x6B} <= devices: # IMU (plus possibly the Communicator's LANA TNY at 0x38)
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print("Detected Fri3d 2024")
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return "fri3d_2024"
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else: # if {0x6A} <= set(i2c0.scan()): # IMU (plus a few others, to be added later, but this should work)
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print("Detected Fri3d 2026")
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return "fri3d_2026"
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except Exception as e:
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print(f"Fri3d detection failed: {e}")
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return "fri3d_2026" # Default fallback
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board = detect_board()
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@@ -47,6 +47,23 @@ if [ $result -ne 0 ]; then
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fi
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cp "$buildfile" "$outdir"/MicroPythonOS_waveshare-esp32-s3-touch-lcd-2_dev_"$version".bin
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./scripts/build_lvgl_micropython.sh esp32 prod matouch-esp32-s3-2-8
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result=$?
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if [ $result -ne 0 ]; then
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echo "build_lvgl_micropython.sh esp32 prod matouch-esp32-s3-2-8 got error: $result"
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exit 1
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fi
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cp "$buildfile" "$outdir"/MicroPythonOS_matouch-esp32-s3-2-8_prod_"$version".bin
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cp "$updatefile" "$updatesdir"/MicroPythonOS_matouch-esp32-s3-2-8_prod_"$version".ota
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./scripts/build_lvgl_micropython.sh esp32 dev matouch-esp32-s3-2-8
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result=$?
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if [ $result -ne 0 ]; then
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echo "build_lvgl_micropython.sh esp32 dev matouch-esp32-s3-2-8 got error: $result"
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exit 1
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fi
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cp "$buildfile" "$outdir"/MicroPythonOS_matouch-esp32-s3-2-8_dev_"$version".bin
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./scripts/build_lvgl_micropython.sh unix dev
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cp "$builddir"/lvgl_micropy_unix "$outdir"/MicroPythonOS_amd64_linux_"$version".elf
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result=$?
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@@ -14,6 +14,10 @@ if [ -z "$target" ]; then
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echo "Example: $0 unix"
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echo "Example: $0 macOS"
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echo "Example: $0 esp32"
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echo ""
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echo "Note: For TOML-based builds (e.g., MaTouch ESP32-S3), use:"
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echo " cd lvgl_micropython && python3 make.py esp32 --toml=display_configs/MaTouch-ESP32-S3-SPI-2.8.toml"
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echo " Or use build_lvgl_micropython.sh wrapper script"
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echo
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exit 1
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fi
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@@ -112,7 +116,8 @@ if [ "$target" == "esp32" ]; then
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# CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS=y
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pushd "$codebasedir"/lvgl_micropython/
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rm -rf lib/micropython/ports/esp32/build-ESP32_GENERIC_S3-SPIRAM_OCT/
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python3 make.py --ota --partition-size=4194304 --flash-size=16 esp32 BOARD=ESP32_GENERIC_S3 BOARD_VARIANT=SPIRAM_OCT DISPLAY=st7789 INDEV=cst816s USER_C_MODULE="$codebasedir"/micropython-camera-API/src/micropython.cmake USER_C_MODULE="$codebasedir"/secp256k1-embedded-ecdh/micropython.cmake USER_C_MODULE="$codebasedir"/c_mpos/micropython.cmake CONFIG_FREERTOS_USE_TRACE_FACILITY=y CONFIG_FREERTOS_VTASKLIST_INCLUDE_COREID=y CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS=y "$frozenmanifest"
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python3 make.py --ota --partition-size=4194304 --flash-size=16 esp32 BOARD=ESP32_GENERIC_S3 BOARD_VARIANT=SPIRAM_OCT DISPLAY=st7789 INDEV=gt911 USER_C_MODULE="$codebasedir"/micropython-camera-API/src/micropython.cmake USER_C_MODULE="$codebasedir"/secp256k1-embedded-ecdh/micropython.cmake USER_C_MODULE="$codebasedir"/c_mpos/micropython.cmake CONFIG_FREERTOS_USE_TRACE_FACILITY=y CONFIG_FREERTOS_VTASKLIST_INCLUDE_COREID=y CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS=y "$frozenmanifest"
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# python3 make.py --ota --partition-size=4194304 --flash-size=16 esp32 BOARD=ESP32_GENERIC_S3 BOARD_VARIANT=SPIRAM_OCT DISPLAY=st7789 INDEV=gt911 USER_C_MODULE="$codebasedir"/micropython-camera-API/src/micropython.cmake USER_C_MODULE="$codebasedir"/secp256k1-embedded-ecdh/micropython.cmake USER_C_MODULE="$codebasedir"/c_mpos/micropython.cmake CONFIG_FREERTOS_USE_TRACE_FACILITY=y CONFIG_FREERTOS_VTASKLIST_INCLUDE_COREID=y CONFIG_FREERTOS_GENERATE_RUN_TIME_STATS=y "$frozenmanifest"
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popd
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echo "Grepping..."
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pwd
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