module _c27941MM; flag '-r0'; title ' CAMAC 279 V10.2 R. CROUCH 27941MM.DAT 4-21-95 Converted to ABEL using TA' c27941MM device 'F153'; "Pin definitions B0 pin 1; B1 pin 2; B2 pin 3; B3 pin 4; B4 pin 5; ED pin 6; B5 pin 7; B6 pin 8; B7 pin 9; GND pin 10; BSDCE pin 11; BS4 pin 12; BS3 pin 13; BS2 pin 14; BS1 pin 15; ARM0 pin 16; ARM1 pin 17; R0 pin 18; R1 pin 19; VCC pin 20; equations !BSDCE = !ED & B7 & !B6 & !B5 & B4 & B3 & !B2 & B1 & !B0 "AA # !ED & !B7 & B6 & !B5 & B4 & !B3 & B2 & !B1 & B0; "55 !BS1 = !ED & B7 & !B6 & B5 & !B4 & B3 & !B2 & B1 & !B0; "AA !BS2 = !ED & B7 & !B6 & B5 & !B4 & B3 & !B2 & B1 & !B0; "AA !BS3 = !ED & B7 & !B6 & B5 & !B4 & B3 & !B2 & B1 & !B0; "AA BS4 = !ED; R0 = !ED & B7 & !B6 & B5 & !B4 & B3 & !B2 & B1 & !B0 & ARM0 & !BS4; R1 = !ED & B7 & !B6 & B5 & !B4 & B3 & !B2 & B1 & !B0 & ARM1 & !BS4; "DESCRIPTION: This PAL decodes TVBS events for the CAMAC 279 " module. It provides the BSDCE pulse and up to " three separate outputs to the PAL at location 42. " It also provides the reference resets to both of " the 279 timing channels. The BS4 output with a " 1500pf capacitor to ground prevents a race condition " and is programmed for the 279 Version 43.3 (E. " Barsotti's BPM gate modules). " " For this PAL: BSDCE = $AA + $55 " " BS1 = $AA " BS2 = $AA " BS3 = $AA " " R0 = $AA * ARM0 * /BS4 " R1 = $AA * ARM1 * /BS4 end _c27941MM