University of Pennsylvania 6 BASIC Stamp 2 microcontroller - 2 PIC16C57 16 I/O pins + 2 dedicated serial 2K EEPROM/ROM 72 bytes of RAM on PIC l Only 26 bytes available 20 MHz clock, 4000 instructions per second 20 mA current (source) limit at each pin (25 mA sink limit) Caution.
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