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[avr-gcc-list] Re: avarice: JTAG ICE: Cannot synchonise
From: |
Shaun Jackman |
Subject: |
[avr-gcc-list] Re: avarice: JTAG ICE: Cannot synchonise |
Date: |
Fri, 6 Jul 2007 10:10:18 -0600 |
Some debug trace info for you. The problem seems to be that the AVR
Dragon sends two packets with a sequence number of 110 in a row, when
avarice is expecting the sequence number 111.
Thanks,
Shaun
command[0x0b, 1]: 0B 01
recv: 0xbf
command[0x0b, 2]: 0B 01
recv: 0x1b
recv: 0x6e
recv: 0x00
recv: 0x01
recv: 0x00
recv: 0x00
recv: 0x00
recv: 0x0e
sDATA: reading 1 bytes
read: 80
recv: 0x7e
recv: 0xe1
CRC OK
Got message seqno 110 (command_sequence == 110)
response: 80
command[0x08, 1]: 08
recv: 0x1b
recv: 0x6e
recv: 0x00
recv: 0x01
recv: 0x00
recv: 0x00
recv: 0x00
recv: 0x0e
sDATA: reading 1 bytes
read: 80
recv: 0x7e
recv: 0xe1
CRC OK
Got message seqno 110 (command_sequence == 111)
got wrong sequence number, 110 != 111
recv: 0x1b
recv: 0xff
recv: 0xff
recv: 0x06
recv: 0x00
recv: 0x00
recv: 0x00
recv: 0x0e
sDATA: reading 6 bytes
read: e0 00 00 00 00 00
recv: 0x4e
recv: 0x2d
CRC OK
Got message seqno 65535 (command_sequence == 111)
got asynchronous event: 0xe0
recv: 0xbf
command[0x08, 2]: 08
recv: 0x1b
recv: 0xff
recv: 0xff
recv: 0x06
recv: 0x00
recv: 0x00
recv: 0x00
recv: 0x0e
sDATA: reading 6 bytes
read: e0 00 00 00 00 00
recv: 0x4e
recv: 0x2d
CRC OK
Got message seqno 65535 (command_sequence == 111)
got asynchronous event: 0xe0
recv: 0xbf
On 7/5/07, Shaun Jackman <address@hidden> wrote:
Reading the contents of flash using debugWire seemed to succeed, but
later failed with `Cannot synchronise'. Any idea why?
AVR Dragon HW 0106 SW 0101 0109
AT90PWM3B
What's the best mailing list for avarice-related questions?
Thanks,
Shaun
$ avarice -gwjusb -B1000 -vf foo.bin
AVaRICE version 2.6.20070222, Jul 5 2007 17:32:54
JTAG config starting.
Found a device: AVRDRAGON
Serial number: 00:a2:00:00:2c:1c
Reported debugWire device ID: 0x9383
Configured for device ID: 0x9383 at90pwm2b
JTAG config complete.
Warning: File format unknown, assuming binary.
Verifying
FLASH.........................................................................................................
Download complete.
JTAG ICE: Cannot synchronise