Micro Controller Module MM1 User Defined I/O. 2 Serial Ports ( TTL or RS232 ). 8 x 12 Bit Analog Channels. Up to 100 Mips. Real Time Clock ( RTC ) with Battery Backup option. Flash Memory for permanent data storage such as configuration settings. 4V to 12V supply input. Supplied with example source code in C. Copyright 2008, ESD Electronic Systems Development