-
**Name of Board**
Adafruit MCP2221A Breakout - General Purpose USB to GPIO ADC I2C - Stemma QT / Qwiic
**Board Architecture (i.e: SAMD51, ESP32-S2, ESP32, ...)**
MCP2221A
**Hardware URL**
htt…
-
**What kind of new feature are you looking for?**
- Hardware: MCP2221/MCP2221A - https://www.microchip.com/en-us/product/MCP2221A
These are similar to the FTDI232X chips in that they expose GPIO a…
-
I was looking for a pure C/C++ way to control this mcp2221.
I wonder if adafruit board will work without any tricks with your code and generally with mcp2221 dlls.
which board did you use?
-
Hi,
When I try to use the I2C with the Adafruit Board I get this exception:
`FailedCommandException('Command failed with code 1.')`
I can't write the GPIOs either but it doesn't give me any e…
-
Would it be possible to implement a USB-to-UART bridge that shows up on USB-CDC similar to how the MCP2221a has the USB-HID and USB-CDC which maps the TX and RX pins to /dev/ttyACM0 on your laptop?
…
-
DEVICE ID 0403:6014 on Bus 000 Address 255 =================
bLength : 0x12 (18 bytes)
bDescriptorType : 0x1 Device
bcdUSB : 0x200 USB 2.0
bDevi…
-
The I2C functions do not handle writes and reads which are longer than 1 block (60 bytes?).
I have hacked it into the _i2c_write function as follows, as I was not able to find a way to do this clea…
-
I'm having trouble getting adequate i2c speed with the MCP2221.
According to the datasheet:
> The I2C/SMBus Master module has the following capabilities:
> • sending/receiving data at a multit…
-
Hi,
and thanks for the design and codes provided with the USB RTC.
I am using this device to maintain the timing of a Raspberry Pi whatever the status of its ethernet connexion.
I am struggling…
-
If I try to start the program with the weight sensor attached there are two beep sounds but nothing visible happens.
The program starts right into the gui without the sensor attached, but with the W…