CC3200-LAUNCHXL 开发板
串口未占用,SOP跳了flash ,J6J7 也跳了flash ,
[22:38:22] Begin Format operation.
[22:38:23] INFO: > Executing Operation: Connect
[22:38:25] INFO: setting break signal
[22:38:26] INFO: detecting FTDI for device reset
[22:38:41] ERROR: —reading ACK signal failed—
[22:38:41] WARNING: —seting break signal to false failed—
[22:38:43] INFO: setting break signal
[22:38:44] INFO: detecting FTDI for device reset
[22:39:00] ERROR: —reading ACK signal failed—
[22:39:00] WARNING: —seting break signal to false failed—
[22:39:02] INFO: setting break signal
[22:39:03] INFO: detecting FTDI for device reset
[22:39:18] ERROR: —reading ACK signal failed—
[22:39:18] WARNING: —seting break signal to false failed—
[22:39:20] INFO: setting break signal
[22:39:21] INFO: detecting FTDI for device reset
[22:39:37] ERROR: —reading ACK signal failed—
[22:39:37] WARNING: —seting break signal to false failed—
[22:39:37] FATAL: — Can't connect to device !! —
[22:39:38] FATAL: Error connecting to the device. Please check your COM port settings. Error code: -3
[22:39:38] INFO: > Executing Operation: Disconnect
[22:39:38] Operation Format returned.
Terry Han:
FTDI的驱动有没有安装?在PC的硬件设备中能否查看到该串口?
fulin wang:
回复 Terry Han:
驱动是正常安装的
Viki Shi:
参考下此帖: https://e2e.ti.com/support/wireless_connectivity/simplelink_wifi_cc31xx_cc32xx/f/968/t/470385
fulin wang:
回复 Viki Shi:
1.我按照帖子里面的建议,短接了J6J7靠近FTDI的那边的引脚,打开超级终端输入字符,但没有任何显示。
2.我测量了VDD_ANA1与地的电压,电压很小,几乎没有,VDD_ANA2 = 3.3v,VDD_DIG1 = 0.15v
fulin wang:
回复 Viki Shi:
在这之前成功烧写过流水灯的程序。然后再执行format就这样了
fulin wang:
回复 Viki Shi:
还是没有成功,我该怎么办