JTAG无法下载

b1011263649 · 发表于 2013-1-26 09:28:26

JTAG找不到CPU怎么回事啊
- Program (0x0 - 0x5163) does not fit into selected flash sectors.
- Program relocated for programming by 0x8000000 bytes
- Connecting ...
- ERROR: Failed to connect
- ERROR: Could not auto program target, not connected
Programming target (20836 bytes, 1 range) ...
- Connecting ...
- ERROR: Failed to connect
- ERROR: Could not program target, not connected

正点原子 · 发表于 2013-1-26 10:13:42

把B0接V3.3再试试啊.

b1011263649 · 发表于 2013-1-26 10:51:06

还是无法下载啊，纠结啊

b1011263649 · 发表于 2013-1-26 11:12:02

回复【2楼】正点原子:
----------------------------
还是无法下载啊

正点原子 · 发表于 2013-1-26 12:28:18

你的开发板什么时候买的?

b1011263649 · 发表于 2013-1-26 12:38:30

回复【5楼】正点原子:
---------------------------------自个做的

正点原子 · 发表于 2013-1-26 12:53:18

哦哦...
那先检查下电路吧,看看串口能否下载.

b1011263649 · 发表于 2013-1-26 12:55:54

回复【7楼】正点原子:
---------------------------------
ured: 0.0 Volt
plesae check target power,
bad JTAG communication to IR: Expected 0x1,got 0x7(TAP command:2)@off 0x5,
failed to connect
could not program and verify target,not connected

b1011263649 · 发表于 2013-1-26 12:56:31

回复【7楼】正点原子:
---------------------------------
就是出线上面的问题，没有串口下载

正点原子 · 发表于 2013-1-26 15:10:57

回复【8楼】b1011263649:
---------------------------------
jtag连接开发板的VCC了么?

帐号		自动登录	找回密码
密码			立即注册

JTAG无法下载

原子哥极力推荐 /2