Great Scott Gadgets HackRF - HackRF Design Goals; Primary HackRF Design Goals; HackRF Wish List Features

HackRF
Selection P43 P32 P42 P27
USART0 2-3 2-3 2-3 2-3
SPIFI 2-3 2-3 2-3 1-2
USB0 2-3 1-2 2-3 1-2
USSP0 2-3 1-2 1-2 1-2
USART3 1-2 2-3 2-3 2-3
P19 SPIFI Intercept header
Traces may be cut to install header and jumpers or use off-board SPI flash.
Pin Function
1 Flash DO
2 SPIFI_MISO
3 Flash DI
4 SPIFI_MOSI
5 Flash CLK
6 SPIFI_SCK
7 Flash CS
8 SPIFI_CS
9 Flash Hold
10 SPIFI_SIO3
11 Flash WP
12 SPIFI_SIO2
P20 GPIO
Pin Function
1 GPIO3_8
2 GPIO3_9
3 GPIO3_10
4 GPIO3_11
5 GPIO3_12
6 GPIO3_13
7 GPIO3_14
8 GPIO3_15
9 GND
10 GND
21.6. Expansion Interface 77