Knowledge Base


Topic Replies Activity
What is the maximum value of the parameters returned by AT+QISACK? 1 May 29, 2019
What is the maximum length of data sent by AT+QISEND? 1 May 29, 2019
How many methods of receiving data under TCP/UDP connection? 1 May 29, 2019
What is the maximum length of APN? 1 May 29, 2019
What is the maximum length of TCP domain name? 1 May 29, 2019
How to configure/query phonebook number?
PHB
1 May 29, 2019
How to configure and query subscriber number?
PHB
1 May 29, 2019
What is the maximum time that the module responds OK after executing ATH to hang off a call? 1 May 29, 2019
How to set the caller ID and the Connected Line Identification Presentation (CLIP)? 1 May 29, 2019
What reasons can cause the module not to register to the network after powering on? 1 May 29, 2019
SIM card cannot be recognized after the module works for a while 1 May 29, 2019
How to enable hot-swap function of SIM card? 1 May 29, 2019
How to deal with the UART communication failure? 1 May 29, 2019
How to test the power consumption in the sleep mode? 1 May 29, 2019
How to use higher DC voltage (e.g. automotive 12V/24V/48V) to power the module? 1 May 29, 2019
Is it possible to use standard USB to supply power for the module? 1 May 29, 2019