
PAN1781 Bluetooth Module
3 PAN1781 Module
Module Integration Guide Rev. 1.1
Page 9 of 26
3
PAN1781 Module
3.1 Block Diagram
Chip
Antenna
Nordic
nRF52820
SPI
Reset
PAN1781
Bluetooth
â
Low Energy 5.1 Module
Crystal
32.768 kHz
RAM
32 kB
UART
I²C
QDEC
SWD
1.7 V to 3.6 V
DC-DC
Conversion
GPIOs
2.5 V to 5.5 V
USB 2.0 Device
Flash
256 kB
Crystal
32 MHz
COMP