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CH375B is a USB bus general interface chip with 8-bit data bus and control lines for reading, writing and chip selection and output interruption, which can be easily attached to the system bus of controllers such as MCU / DSP / MPU. In USB host mode, CH375B also provides serial communication, which can be connected to MCU / DSP / MPU, etc. via serial input, serial output, and interrupt output.
- Can be operated in parallel or serial mode according to the jumper
- USB status indicator
- Onboard 3.3V LDO 1117, providing current up to 800mA
- 5V power supply from the target board
- 12MHZ crystal