GAL22V10
SENTINEL

PHI2  RW   /CS4 /CS5 /CS6 A19   A20   A21   A22   A23   /CART GND
NC    NC   NC   NC   NC   /RAM1 /RAM0 /ROM1 /ROM0 /RD   /WR   VCC

WR = PHI2 * /RW

RD = RW + /RW

RAM0 = CS5 * /A19 * /A20 * /A21 * /A22 * /A23

RAM1 = CS5 * A19 +
       CS5 * A20 +
       CS5 * A21 +
       CS5 * A22 +
       CS5 * A23

ROM0 = CS4 +
       /A19 * /A20 * /A21 * A22 * A23


DESCRIPTION

PLD Logic for the Sentinel 65X PLD