Arduino UNO & SIM900 -AT communicaton problem

Projects Networking, Protocols, and Devices

Topic		Replies	Views	Activity
Problem connecting Arduino Uno R3 to SIM900 GPRS/GSM shield and sending an SMS GSM Shield	24	18489	May 6, 2021
Arduino uno e sim 900 gsm Generale	39	6645	May 7, 2021
[RESOLVIDO] ARDUINO UNO + IComsat v1.0 shield SIM900 GSM Português	27	19633	May 6, 2021
SIM 900 GSM Module issues with Arduino uno General Guidance	56	1858	September 19, 2023
SIM900 ICOMSAT 1.1 does not send sms GSM Shield	34	16602	May 6, 2021