Qume DataTrak 8 Manuale Scaricare il pdf (Pagina 47)

APPENDIX C INTERNAL SIGNAL DEFINITIONS

RCLK 1791-01 READ WINDOW

SA11 ADDRESS SWITCH M11

SA12 ADDRESS SWITCH M12

SERI TTL LEVEL OF EIA IN

SERO TTL LEVEL OF EIA OUT

SID1 SIDE 1 SELECT

SLVACK* MEM TRANSFER ACK

SLVREQ* MEM TRANSFER REQ

TOFF TIMER OFF

TST* TEST PLL

VFOE* PHASE LOCK LOOP ENABLE

VPC PRECOMP INTENSITY

VX LOOP OSC VOLTAGE

WDNC WRITE DATA NOT COMPENSATED

WDPC WRITE DATA PRECOMPENSATED

ZCLK Z80A CLOCK

ZHLD* Z80A WAIT REQUEST

ZINT* Z80A INTERRUPT REQ

ZNMI* Z80A N.M.INTERRUPT REQ

ZRST* Z80A RESET

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Qume DataTrak 8 Manuale Pagina 47