help: debug board interfacing
werner at openmoko.org
Sun Jan 4 13:38:18 CET 2009
Sreeraj a wrote:
> specifically, how to use the JTAG pins as I/O pins.
Do you want to interface PC->debugv3->I/O or Neo->debugv3->I/O ?
The Neo can't really control the JTAG signals. But I2C, SPI, etc.
are accessible. (J10 and J11) The schematics of the board are here:
If you're going in the opposite direction (PC->debugv3->I/O), then
only the serial signals and JTAG are available, but not I2C and SPI.
More information about the devel