2 # Config for using Raspberry Pi's expansion header
4 # This is best used with a fast enough buffer but also
5 # is suitable for direct connection if the target voltage
6 # matches RPi's 3.3V and the cable is short enough.
8 # Do not forget the GND connection, pin 6 of the expansion header.
13 bcm2835gpio_peripheral_base 0x20000000
15 # Transition delay calculation: SPEED_COEFF/khz - SPEED_OFFSET
16 # These depend on system clock, calibrated for stock 700MHz
17 # bcm2835gpio_speed SPEED_COEFF SPEED_OFFSET
18 bcm2835gpio_speed_coeffs 113714 28
20 # Each of the JTAG lines need a gpio number set: tck tms tdi tdo
21 # Header pin numbers: 23 22 19 21
22 bcm2835gpio_jtag_nums 11 25 10 9
24 # If you define trst or srst, use appropriate reset_config
25 # Header pin numbers: TRST - 26, SRST - 18
27 # bcm2835gpio_trst_num 7
28 # reset_config trst_only
30 # bcm2835gpio_srst_num 24
31 # reset_config srst_only srst_push_pull
33 # or if you have both connected,
34 # reset_config trst_and_srst srst_push_pull