
security guarantee
Appropriate packaging
Exchange under warranty
1. On-board MSP430F169 chip.
2. On-board JTAG interface and reset buttons.
3. On-board 32.768KHZ and 8MHZ crystal.
4. With a 5V to 3.3V chip AMS1117-3.3.
5. With an RS232 serial port (MAX3232 chip), the default female.
6. With a 4 programmable LED.
7?With a four button.
8?PCB Size: 69.4MM * 62MM.