BASIC Stamps
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SUMMARY
Features BASIC Stamp I BASIC Stamp II BASIC Stamp IISX
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BS1-IC

BS2-IC


BS2SX-IC
Microcontroller Microchip PIC 16C56 Microchip PIC 16C57 Scenix SX28AC/SS
Number Inputs/Outputs 8 16
+ 2 dedicated serial I/O
16
+ 2 dedicated serial I/O
Size 35mm(L) x 15mm(W) x 3mm(D) 30mm(L) x 16mm(W) x 9mm(D) 30mm(L) x 16mm(W) x 9mm(D)
Program Execution Speed 2,000 instructions/sec. 4,000 instructions/sec. 10,000 instructions/sec.
Processor Speed 4 MHz 20 MHz 50 MHz
EEPROM 256 bytes 2K bytes 8 programs x 2K bytes ea. (16K bytes)*
Scratch Pad RAM N/A N/A 63 bytes
Current @5v 1.4mA running, 40uA in sleep modes 8mA running, 100uA in sleep modes 60mA running, 200uA in sleep modes
PC Programming Interface Parallel port Serial port Serial port
Source/Sink Current per I/O 20 mA / 25 mA 20 mA / 25 mA 30 mA / 30 mA
PBASIC Commands 32 36 39
Connector Socket 14-pin SIP module 24-pin DIP module 24-pin DIP module
PC Software Text Editor STAMP.EXE STAMP2.EXE STAMP2SX.EXE

* BS2-SX EEPROM memory can only be accessed in pages of 2K. Each of the eight programs within the BS2-SX can only access its own 2K page.


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