Re: [Openocd-development] USBprog adapter failure to correctly scan IDCODEs

2009-11-03 Thread David Brownell
On Tuesday 03 November 2009, Peter Denison wrote: > Unfortunately this is down to how the firmware in the adapter is written. > Comms is limited to 64 byte USB packets, and the WRITE_READ command can > therefore take a maximum of 488 bits (61 bytes after 3 header bytes). The > 640 bit IDCODE sc

[Openocd-development] USBprog adapter failure to correctly scan IDCODEs

2009-11-03 Thread Peter Denison
The current code for the USBprog adapter fails right after init when trying to do the DRSCAN for IDCODEs with: Info : 284 201 core.c:948 jtag_examine_chain_display(): JTAG tap: sam7x256.cpu tap/device found: 0x3f0f0f0f (mfg: 0x787, part: 0xf0f0, ver: 0x3) Warn : 285 201 core.c:986 jtag_examine_c