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M5Stack Din Meter w/ M5StampS3 by M5Stack

Din Meter is a 1/32 DIN standard embedded development board equipped with a 1.14-inch ST7789 screen and powered by an M5StampS3 as its main controller. It features a built-in rotary encoder for precise knob position tracking. Additionally, it includes an RTC circuit, an onboard buzzer, and buttons below the screen for device interaction and alert notifications. In terms of power supply, the design supports a wide voltage input range of 6-36V DC and has reserved interfaces for a lithium battery and charging circuit to cater to various needs. Moreover, reserved PORTA and PORTB interfaces facilitate the expansion of I2C and GPIO devices. This product is suitable for applications in parameter measurement and detection, smart home control, Internet of Things (IoT) projects, smart wearables, access control, industrial control, and educational maker projects.

Features

  • ST7789v2 screen
  • M5StampS3 as the main control
  • Rotary Encoder
  • Wide voltage input
  • Reserved PORTA and PORTB ports
  • Lithium battery interface (Rechargeable)
  • 1/32DIN standard (45*22.5mm)
  • Programming platform: Arduino, UIFlow

Documentation

Purchase

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CircuitPython 10.0.3

This is the latest stable release of CircuitPython that will work with the M5Stack Din Meter w/ M5StampS3. Use this release if you are new to CircuitPython.

Release Notes for 10.0.3

Modules included in this download _asyncio _bleio _bleio (native) _eve _pixelmap adafruit_bus_device adafruit_pixelbuf aesio alarm analogbufio analogio array atexit audiobusio audiocore audiomixer audiomp3 binascii bitbangio bitmapfilter bitmaptools board builtins builtins.pow3 busdisplay busio busio.SPI busio.UART canio codeop collections countio digitalio displayio epaperdisplay errno espidf espnow espulp fontio fourwire framebufferio frequencyio getpass gifio hashlib i2cdisplaybus io ipaddress jpegio json keypad keypad.KeyMatrix keypad.Keys keypad.ShiftRegisterKeys keypad_demux keypad_demux.DemuxKeyMatrix locale lvfontio math max3421e mdns memorymap microcontroller msgpack neopixel_write nvm onewireio os os.getenv ps2io pulseio pwmio rainbowio random re rgbmatrix rotaryio rtc sdcardio sdioio select sharpdisplay socketpool socketpool.socketpool.AF_INET6 ssl storage struct supervisor synthio sys terminalio tilepalettemapper time touchio traceback ulab usb usb_cdc usb_hid usb_midi vectorio warnings watchdog wifi zlib

Features: Wi-Fi, USB-C, Bluetooth/BTLE, Display, Battery Charging

Absolute Newest

Every time we commit new code to CircuitPython we automatically build binaries for each board and language. The binaries are stored on Amazon S3, organized by board, and then by language. These releases are even newer than the development release listed above. Try them if you want the absolute latest and are feeling daring or want to see if a problem has been fixed.

Previous Versions of CircuitPython

All previous releases of CircuitPython are available for download from Amazon S3 through the button below. For very old releases, look in the OLD/ folder for each board. Release notes for each release are available at GitHub button below.

Older releases are useful for testing if you something appears to be broken in a newer release but used to work, or if you have older code that depends on features only available in an older release. Otherwise we recommend using the latest stable release.