HP 3562A Service Manual page 278

M O D E L 3562A
DMAPO I N TER
DMARST
FC LK, FCLKL
M RST
O SH, OS2L, OS3L
OS3E N L
P LG R1 L, P L G R 2 L
P LG RA N T
P LRQL
PXGO
TEST1 L
TEST2L
W R I BCCM D L
C lock for DMA Pointer Register
DMA reset
5 .1 2 MHz c l ock signals
Master reset signal
Data val id strobes for mode words 1 and 2 and external parallel
AID data on the data bus
Data va lid strobe for external para l l e l AID data on the data bus
S ignals from the paral lel i n p ut control bl ock which contro l the
i n put of d ata from G l obal RAM to the digital fi lters.
AID self test i n put to fi lter I C s
LO self test i n put to f i l ter I Cs
Write i n p u t buffer contro l comma nd. C l ocks data i nto the
comm and register
C I RC U I T D E SC R I PT I O N S
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