beaglebone-black - Flipbook - Page 67
BeagleBone Black
PIN PROC NAME
30
D12
SPI1_D1
31
A13
SPI1_SCLK
Table 6.8 – continued from previous page
pr1_pru0_pru_r30_2
(Output)
pr1_pru0_pru_r30_0
(Output)
pr1_pru0_pru_r31_2
(Input)
pr1_pru0_pru_r31_0
(Input)
Note: GPIO3_21 is also the 24.576MHZ clock input to the processor to enable HDMI audio. To use this pin the
oscillator must be disabled.
62
Chapter 6. Detailed Hardware Design
