The driver can be used with CH341A USB to UART/I2C/SPI adapter boards to connect SPI slaves to a Linux host. It uses either the fast SPI hardware interface which is, however, limited to SPI mode 0 or ...

The board is designed to plug directly into the front panel of a TM810x radio. A USB-B to USB-A cable (such as a modern printer cable) is then used to connect the programmer board into a PC. Once the ...