Block Diagram

FB755AS-F Hardware Block Diagram
BC-04
External
1dBi Helical
Antenna
(WE-2400PO)
(2400~2483.5MHz)
Chip
Crystal
(26MHz)
Pin
Header
UART
PIO
3.3V DC
8M
Flash
Memory
GND
Power
AMP
Bluetooth
Module
(F1E12)