Does anyone have any idea why the lpc1768 requires
such a low clock rate?

"reset run" seems to require as low as 100kHz.... Could this
be due to the app I'm running is messing with the clock?

Thoughts?

(This is with the KEIL lpc1768 kit + zy1000 interface)

> reset run
JTAG tap: lpc1768.cpu tap/device found: 0x4ba00477 (mfg: 0x23b, part:
0xba00, ver: 0x4)
> reset run
JTAG tap: lpc1768.cpu tap/device found: 0x4ba00477 (mfg: 0x23b, part:
0xba00, ver: 0x4)
> reset run
JTAG tap: lpc1768.cpu tap/device found: 0x4ba00477 (mfg: 0x23b, part:
0xba00, ver: 0x4)
> jtag_khz 666
jtag_speed 92 => JTAG clk=652 kHz
652 kHz
> reset run
JTAG tap: lpc1768.cpu tap/device found: 0x4ba00477 (mfg: 0x23b, part:
0xba00, ver: 0x4)
Invalid ACK 0x7 in JTAG-DP transaction

Command handler execution failed
in procedure 'reset'
>


-- 
Øyvind Harboe
US toll free 1-866-980-3434 / International +47 51 63 25 00
http://www.zylin.com/zy1000.html
ARM7 ARM9 ARM11 XScale Cortex
JTAG debugger and flash programmer
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