Encoding text messages in PDU format is needed if you want to get an Arduino board to send SMS messages through a GSM modem which does not understand text format. This is the case for many (very cheap) older cell phones which have a built-in modem and a serial interface and are easy to connect to Ar…

encoder for SMS messages in PDU format

Topic		Replies	Views
PduEncoder Library on the Playground Libraries	4	3994	May 6, 2021
Encoding and decoding text into PDU Syntax & Programs	3	4732	May 6, 2021
SMS PDU Mode (again) Syntax & Programs	1	1660	May 6, 2021
AT commands and GSM Interfacing w/ Software on the Computer	10	18970	May 6, 2021
PDU SMS sending Error Programming	9	5769	May 5, 2021