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cloud_ota例程在CC3220SF板子上运行,完全按照官网上Wifi over the air教程一步步来的,但是尝试OTA进程时出错

Other Parts Discussed in Thread: CC3220SF

cloud_ota例程在CC3220SF板子上运行时,完全按照官网上Wifi over the air教程一步步来的,但是按键SW2开始ota进程时就会出错

tera term上显示如下:

SimpleLinkInitCallback: started in role 0
Host Driver Version: 3.0.1.41
Build Version 3.9.0.6.31.2.0.0.0.2.2.0.6
STA connected to AP 401, BSSID is d0:76:e7:18:ed:f7
IPv4 acquired: IP = 192.168.1.103
Gateway = 192.168.1.1
Pinging GW...!
Ping done. Success rate: 100%

HandlePingComplete: PingCounter=1
Pinging GW...!
Ping done. Success rate: 100%

HandlePingComplete: PingCounter=2
Pinging GW...!
Ping done. Success rate: 100%

HandlePingComplete: PingCounter=3
Pinging GW...!
Ping done. Success rate: 100%

HandlePingComplete: PingCounter=4
Pinging GW...!
Ping done. Success rate: 100%

HandlePingComplete: PingCounter=5
Pinging GW...!
Ping done. Success rate: 100%

HandlePingComplete: PingCounter=6
Pinging GW...!
Ping done. Success rate: 100%

HandlePingComplete: PingCounter=7
Pinging GW...!
Ping done. Success rate: 100%

HandlePingComplete: OTA Command arrived
OtaInit: statistics = 0, 0, 0
OtaInit: call Ota_init
OtaConfig: call OTA_set EXTLIB_OTA_SET_OPT_SERVER_INFO,ServerName=api.github.com
OtaConfig: call OTA_set EXTLIB_OTA_SET_OPT_VENDOR_ID, VendorDir=SEC_OTA_CC3220SF
OtaRunStep: WARNING Ota_run, Status=20006, continue fornext OTA retry

OtaRunStep: WARNING Ota_run, Status=20006, continue fornext OTA retry

OtaRunStep: WARNING Ota_run, Status=20006, continue fornext OTA retry

OtaRunStep: WARNING Ota_run, Status=20006, continue fornext OTA retry


OtaRunStep: FATAL ERROR from Ota_run -21003 !!!!!!!!!!!!!!!!!!!!!!!!!!!

Test failed: State = 6, Event = 17
Event handler failed..!!

请问是出了什么问题呢?非常感谢!