USR-GPRS232-DTU USR MANUAL
Page 28 of 38
Jinan USR IOT Technology Limited
Then put it another way, using the DTU module to do the job:
Set DTU module parameters: Operating mode: HTTPD Client mode, the purpose of IP / domain: www.usr.cn,
protocols: TCP, destination port: 80, DTU configuration parameters and restart the DTU;
Open serial debugging software, send window to send HTTP code and data are as follows:
DTU module do HTTPD Client request web data