July 21, 1995



Cable Descriptions for BASIC Stamp I and II



BASIC Stamp I (PC parallel port):

  Parallel   Stamp D Pin   Stamp D    BS1-IC Pin     BS1-IC      Notes
  ---------------------------------------------------------------------------
     25          1          GND           2          GND/Vss     <<< on Stamp
     11          2          BUSY          3          PCO
      2          3          DATA          4          PCI



BASIC Stamp II (PC serial port DB9 connector):

  Serial   Stamp Pin   Stamp Name       Notes
  ---------------------------------------------------------------------------
     2         1          TX            Serial out from Stamp II
     3         2          RX            Serial in to Stamp II
     4         3          ATN           Serial attention line
     5         4          GND           Serial ground
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