
6.3 Alphabetical list of abbreviations
Remark:
The list contains all abbreviations, which are ever BUGCD60 CD60 anti • hangup line CSCDICN CHIP SELECT CDIC (active low) bus DMAEN DMA enable for the FMV extension
used
in
CDI electrical circuitry BUSYLED signal to control green busy LED -driver information is intended for or coming DOBM Digital Outfrom CD60
C Chrominance singnal (Y/C) from CDIC DOBM_KILL DIGITAL
OUT
KILL signal
A,B,C+
»control
signals tor brushless CADDYIN high when reading data CSCIAPN CHIP SELECT CIAP
NOT
DS Data memory select output ofthe
DC-motor CAOOYSWITCH control signal for position tray CSIKATN chip selekt for IKAT (active low) DSP-processor (active low)
A,B,C, -
>>
CAS1N column address strobe 1 (VDSC) CSIKATP modified chip select for IKATfor testing DSPACKN OMA acknowledge (Channel
1):
68070
ACK2N DMA REQUEST ACKNOWLEDGE CAS2N column address strobe 2 (VDSC) purposes -- LEMM (active low)
(active low)(of channel
2)
CBA
68070 bus tranceiver latch (rising edge) CSKILL-MEMM chip select for kill and DMA circuit. DSPREQN DMA request (Channel
1)
: LEMM --
ACM output AC-motor CBSC CHROMA for S-VHS (Y/C)
or
BLUE for CSKILL-MEMMS
>>
syncronized 68070 (active low)
ACK2NKON DMA REQUEST ACKNOWLEDGE SCART CSDAC1N (=CSDAC2N)(if selected,low)it means DSP-INTN interrupt request DSP
--
68070 (active
{96-pins connector, channel2 :FMV) CDICDACKN (=ACK1
N)
DMA REQUEST that datawill be adjusted on that low)
ADEN (=ADENA)ADORESS ENABLE NOT. ACKNOWLEDGE (active low) channel DTACKN datatransfer acknowledge (68070)
When low.the address ADENA coming CDICREQN (=REQ1
N)
OMA REQUEST (active low) CSNVRAMN CHIP SELECT NVRAM (active low) (active low)
from the bus (68070) CDTV to change
by
remote control between information is intended tor or coming DTCNC data transfer completed corrected
ADOCLK output clock from the ADOC
(11
.2896
TV
or COi (only used by CDI 2XX) from the NVRAM (CDIC)
MHz) CD60
V2
CD60 -status information line from CSROMN
>>
DTRAM DTACKN generation signal for NVRAM
AM
ADDITIONAL MUTE
CD60to
IKAT CSROM0N CHIP SELECT ROM (active low) acces
ASN ADDRESS STROBE (active low, CIAPACKN OMA channel 1;CIAP acknowledge information is coming from the ROM'S DTROM DTACKN generation signal for system
tristate) indicates whwn an address is (active low} CSSLAVEN CHIP SELECT SLAVES (active low) ROM acces
valid on the bus for the system CIAPJUC CIAP Jump Complete CSON CHIP SELECT (active low) for the 8Kx8 DTCN Datatransfer completed (active low;
ASNP ADDRESS STROBEfrom processor CIAPREQN OMA channel 2;CIAP request (active SRAM'S 68070)
(active low) low} CSVDSCN CHIP SELECT for the VDSC (active DO DIGITAL
OUT
ASPRAT Aspect ratio switch signal (16:9 or 4:3) CIAP INTN CIAP interrupt request (active low) low) DODS DROP-OUT DETECTOR
AUDGND Audio ground (SCART) CL serial communication clock to DSIC2 CSYN COMPOSITE SYNCHRONIZATION SUPPRESSION
AUDL
»AUDIO
LEFT and CD60 inputfrom the VSC'S (active low) DONEN DONE (active low).open
AUDIOL
>>
CLAB=CLAB2 bitclock for the SAA7220 chip CTS1 .
.4
CLEAR TO SEND (active low)
it
drain),operates in the OMA-mode
AUDIOLSC » (scart) CLABCD bitclock from the
731
0 chip indicates that the remote receiving DOXN serial data output ofthe X-bus
AUDIOREM Audio signal to remodulator CLK=2BLCK CLOCK
(11
,2896 Mhz) device is ready DPSRWN read (high} orwrite (low) from
or
tothe
AUDR
»AUDIO
RIGHT
CLKDAC
CLOCK DAC,the clock used to send CTS#2
>>
DSP
AUDIOR
>>
serial datato the volume adjustment CTSE1
..
2 CLEAR TO SEND input DSN2N DATA STROBE (active low) ofthe DSP
AUD1ORSC » (scart) CLKF 2B-clock (11,2896 MHz) for the CTSl1
..
2
>>
DATACKROM
DATATRANSFER ACKNOWLEDGE
AUDIO CLK 16.93MHz clock (33.86MHz:2) from FMV-extension CVBS CVBS output of the ROM
CIAP to CD60 and audio DAC CLK1 the clock on which the DSP operates CVBS-OUT
>>
DTACKSLAVEN DATA TRANSFER ACKNOWLEDGE
AVN AUTOVECTOREDINTERRUPTS (7,5264 MHz) CVBS-GND CVBS ground (SCART)
of
the SLAVE processor
(active low),can be used by an CLK11 not used (connected to ground) CVBS-REM CVBS input signal for the remodulator DTCN DATA TRANSFER COMPLETE (active
extension
CLK3A
11.2896 MHz clock for the SAA7310 CVBS-SYNC composite sync input forthe SCART low,open drain) operates in the OMA-
A0
..
15 Local addressbus
of
the audio decoder connector mode
•
SP-processor CLOCK_27 27 MHz clock :used as system clock by
00
.
.023
Local data bus ofthe audio DUARTCSN DUART CHIP SELECT.when low
B0
..
7 digital video (blue) from VDSC DRAM the DSP and the LEMM
•
SP-processor businfo is coming from or going to the
BOCD
..
B3CD input control bits for off-,catch-,play CRI COUNTER RESET INHIBIT (low during D8NVR databit 8 (least significant bit) signal for
•
UART
status and DAC output current for a real trackloss or during excention
of
a the NVRAM DZF DATA ZERO FLAG
radial motor jump command DA serial communication datato DSIC2 01
...
5 COM photo diodes inputs
B,G,R output colours
of
the VSD coc COMMAND COMPLETED signal and CD60
08NVR
DATA8to
NVRAM
BERAN
»BUS
ERROR (active low.open drain) COXN serial output clock for the X-bus DAAB (DAAB2,DAABCD) serial data output of EFAB ERROR FLAG
BFMV blue color coming from the COXNDSP clock
•
SP, the clock used to send the X-bus 1
2
S standard EFLAG ERROR FLAG input to CIAP
FMV-extension serial data on the X-bus DATA0
..
15 DATA LINES EFLAGCD60 ERROR FLAG output from
CD60
BGACKN Bus GrantAcknowledge (active low) CSDMAK1LL generates killme :Dot killer enable DATADAC data which will be send to the DAC('S) FILTERN filter select when high:levelC,when
BGN Bus Grant {active low) access from the signal (active for NTSC) and functions for volume adjustment low:levelA
cartridge to the base system via bus- as DMA enable for the FMV extension DDTACKN DATA TRANSFER ACKNOWLEDGE FOG-
»focus
out to CDM
mastership CSDSPN signal used by LEMM to generate the (active low) from CDIC FOC+
>>
BGND Blue color ground (SCART) DSP chip select signal(KIP) (active low) DEEMP DEEMPHASIS FSB Frame select line output
of
the LEMM --
BIN
blue color input for the
CXA
1145
CST
combined chipselect signal for DIG
OUT
DIGITAL OUTPUT DSP :this line is asserted for every
encoder NVRAM/system ROM DIAN DIRECTION CONTROL. indicates the WSAB (pin 66
of
the LEMM) transition
BLANI (=BLAN1
M)
BLANKING OUTPUT CPUASN the address strobe ofthe 68070 direction
of
data transfer through the GFMV green color coming from from the
(active low.tristate) ofthe VSC microprocessor transievers FMV-extension
BRN Bus Request (active low) access from CPULDSN the lower data strobe
of
the 68070
DISCL
DISPLAY CLOCK GGND Green color ground (SCART)
the cartridge to the basecase system microprocessor DISCLK (DISCLKE) DISPLAY
CLOCK»
GIN green color input forthe
CXA
1145
via bus- mastership CPUUDSN the upper data strobe of the 68070 DISDAT (DISDATAE) DISPLAY
DATA»
encoder
BSC blue color (scart) microprocessor DISEN (DISENE) DISPLAY
ENABLE»
GN when low:the outputs and inputs
of
the
BSW blue color coming from the switch
CRI-DO0S
counter reset inhibit of the 7310 chip DISSEL software selection signal (CDl210/220) trancievers are enabled
COi/externai (FMV) video cs CHIP SELECT DIV4 DIVIDE BY 4 signal GNDC Ground for the color signal (Y/C)
PCS
79533