M360 SCHEMATIC REV B, PCB REV B   VARIABLE DELAY LINE

USE SINGLE STEP AND DMM.
USE OSCILLOSCOPE TO SEE PULSES.
TRIGGER ON STEP  5, OBSERVE AS2 POSITIVE PULSE, AT2 NEGATIVE PULSE
TRIGGER ON STEP 10, OBSERVE AS2 POSITIVE PULSE, AT2 NEGATIVE PULSE
MANUALLY CHANGE DELAY ADJUSTMENT, OBSERVE WITH OSCILLOSCOPE.

PINS
 1 I AP2   INPUT 1
 2 I AR2   INPUT 2
 3 O AS2   POSITIVE 100 NS PULSE OUTPUT WHEN (INPUT 1 AND INPUT 2) RISING EDGE
 4 P AT2   NEGATIVE OF AS2, NEGATIVE 5 US PULSE OUTPUT (FAST DOWN, RC UP) (OPEN DRAIN)
 5 I AU2   INVERTER INPUT
 6 P AV2   INVERTER OUTPUT (OPEN DRAIN)

IIOPIP
; INITAL OFF
000101
; NO PULSES
01    
00    
10    
; PULSE (SO FAST, IT WLL BE OVER BEFORE TESTED)
1101
;AGAIN WITH INVERTER ON
; INITAL OFF
000110
; NO PULSES
01    
00    
10    
; PULSE (SO FAST, IT WLL BE OVER BEFORE TESTED)
1101
; BACK TO INITAL CONDITIONS
000101
END