CH559 Mini DEV Board [CH55x Series]

Description

Possible function, and about this series please read here. (not well organized page, sorry)

Github collect most sample code, but comments in chinese.

• CH559 has more features and space inside.
• Support USB hub, two USB transceiver, one is normal speed (female A USB pin “DP DM” and micro USB), one is high speed (On board marked “HS USB, pin HP HM”).
• All lead out pins.
• On board power led, four programming leds IO P1.4-P1.7.
• Fuse protect on input pins 3.3V and 5V.
• For enter into flash bootloader mode, hold down PROG pin, and switch ON/OFF.
• Jumper select 3.3V / 5V, both can work, IC has internal regulator.
• Lead out seperate serial UART port, logice level complaint.
• On board optional crystal space.