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Casio Qt6000 Service Manual

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Page 71

Ñ 69 Ñ
8-12. DISPLAY CONTROLLER (IC45: SM712)
8-12-1. Pin Assignment
MD3MD4MD5MD7MD31MD17MD28MD20MD25MD22AD0AD4AD7AD9AD12AD14PAR
MD44
MD45
~DQM4FPFPENCKINAVDDAVSS2
MD0MD11MD9MD8MD30MD18MD27MD21MD24AD1AD5~BE0AD10AD13~BE1
MD1MD13MD10MD6~DQM2MD16MD29MD19MD26MD23AD3AD6AD8AD11AD15AD17
~DQM1MD14VDDVSSMVDDN/CMVDDVSSVSSAD2HVDDVSSHVDDVDDVSSHVDDAD19AD20
MD46
MD34
MD47LPDECRTH
SYNCRVDDIREF
BLUE
P15
MD42
MD41
MD33~DQM5FPSCLKCVDDRVSS
RED
USR1TEST0
MD38
MD39
MD43MVDDN/CFDA22N/CFPVDDN/CN/CFPVDDN/CCVSSAVSS1USR0TEST1P13...

Page 72

Ñ 70 Ñ
PIN NAME I/O DESCRIPTION
AD [31:0]
C/
~BE [3:0]
PAR
~FRAME
~TRDY
~IRDY
~STOP
~DEVSEL
IDSEL
CLK
~RST
~REQ
~GNT
~INTA
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
I
I
O
I
OPCI multiplexed Address and Data Bus. A bus transaction consists of an address cycle followed by one or
more data cycles.
PCI Bus Command and Byte Enables. These signals carry the bus command during the address cycle and
byte enable during data cycles.
Parity. LynxEM+ asserts this signal to verify even parity across AD [31:0] and C/~BE...

Page 73

Ñ 71 Ñ
PIN NAME I/O DESCRIPTION
MA [9:0]
MD [63:0]
~WE
~RAS
~CAS
~CS0
~DQM
[7:0]
DSF
BA
SDCK
SDCKEN
~ROMEN
O
I/O
O
O
O
O
O
O
O
I/O
I/O
OExternal Memory Address Bus. The video memory row and column addresses are multiplexed on these
lines.
External Memory Data Bus
External Memory Write Strobe
External Memory SDRAM Row Address Select
External SGRAM Column Address Select
External SGRAM Chip Select 0, select 1st 1MB within the 2MB memory, or select 1st 2MB within the 4MB
memory
External SGRAM I/O mask [7:0]....

Page 74

Ñ 72 Ñ
PIN NAME I/O DESCRIPTION
RED
GREEN
BLUE
IREF
CRTVSYNCC
CRTHSYNC/
CSYNC
O
O
O
I
O
OAnalog Red Current Output
Analog Green Current Output
Analog Blue Current Output
Current Reference Input
CRT Vertical Sync
CRT Horizontal Sync or Composite Sync depending on CCR65 [0]
0 = CRT Horizontal Sync
1 = Composite Sync
CRT Interface
Video Port Interface
P [15:0]
PCLK
VREF
HREF
BLANK/
TVCLKI/O
I/O
I/O
I/O
I/ORGB or YUV input/ RGB digital output
Pixel Clock
VSYNC input from PC Card or video decoder
HSYNC input...

Page 75

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PIN NAME I/O DESCRIPTION
HVDD
MVDD
FPVDD
VPVDD
CVDD
AVDD
RVDD
CVSS
AVSS1
AVSS2
RVSS
VDD
VSS
Host Interface VDD on I/O Ring, 3.3V
Display Memory Interface VDD on I/O Ring, 3.3V
Flat Panel Interface VDD on I/O Ring, 3.3V
VPVDD VPort Interface VDD on I/O Ring 3.3V
Clock (PLL) Analog Power, 3.3V
DAC Analog Power, 3.3V
RAM Filtered Palette Power, 3.3V
PLL Analog Ground
DAC Analog Ground
DAC Analog Ground
RAM Filtered Palette Ground
Digital 3.3V Core Power Supply
Digital 3.3V Internal Memory Power...

Page 76

Ñ 74 Ñ
8-13. ADPCM SPEECH LSI (IC15: MSM9841)
8-13-1. Pin Assignment
MOUT LOUTAOUTLAOUTR
MIN 
EMP
MID
FUL/DREQR
CH/DACKR
D15 to D0
WR
RD
CS
D/C
BUSYFIFO
MCU
I/FADSD
DASD
SIOCK
TEST0
TEST1
DREQLDACKLIOWIOR
VCKXTXTRESET
input side
LPF
Volume Controller
ADPCM2/ADPCM/PCM/Non-linear PCM
Synthesizer
DMA I/F
Timing Controller
External
DAC/ ADC I/F
LIN 
ADCoutput side
LPFDACDAC
SG
AV
DD
AGND
DV
DD
DGND
ADPCM2/ADPCM/PCM
Analyzer
output side
LPF
8-13-2. Block Diagram
D0
D1
D2
D3
NC
D4
D5
D6
D7
NC
D8
D9
D10...

Page 77

Ñ 75 Ñ
8-13-3. Pin Function
PIN NAME I/O DESCRIPTION
D15-D8
D7-D0
WR
RD
CS
D/C
BUSY
EMP
MID
FUL/
DREQR
CH/DACKR
DREQL
DACKL
IOW
IOR
ADSD
DASD
SIOCK
 I/O
I/O
I
I
I
I
O
O
O
O
I
O
I
I
I
I
O
OFor 8-bit bus interface, the command allows these pins to be configured to be inputs or outputs to input or
output data to and from an external memory. Otherwise, these pins are configured to be inputs only.
For 16-bit interface, these pins are a bidirectional data bus to input or output data to and from an external...

Page 78

Ñ 76 Ñ
PIN NAME I/O DESCRIPTION
Oscillator connection pins. When external clock is used, input clock into XT pin and leave XT pin open.
Outputs sampling frequency selected at recording or playback.
VCK pin is used as a synchronizing signal when external ADC or DAC is used.
When this pin is ÒLÓ level input, the LSI is initialized.
Pins for testing. Set the pins to ÒLÓ.
Analog circuit signal ground output pin.
Inverting input pin for built-in OP amplifier. Noninverting input pin is connected to SG (Signal...

Page 79

Ñ 77 Ñ
8-14. ETHERNET CONTROLLER (IC28: LAN91C113)
8-14-1. Pin Assignment
8-14-2. Block Diagram   

Page 80

Ñ 78 Ñ
8-15. PCMCIA CONTROLLER (IC36: R5C485)
8-15-1. Pin Assignment
8-15-2. Block Diagram
GBRST#AD[31:0]IDSEL GNT# REQ#
C/BE[3:0]#
DEVSEL# FRAME#
IRDY#
TRDY#
Interrupt
&
Audio RESET
&
Clock
Socket
Power
Control Socket
Status &
Control
16-bit
Registers CardBus
Registers PCI
Config.
Registers16-bit
Interface
Master CardBus
Interface
Master &
Target CardBus
Address
Decode
&
Mapping PCI
Address
Decode
&
Mapping PCI
Interface
STOP#
PERR#
SERR#
PCICLK
PCIRST#
CLKRUN#
INTA#
IRQ3-IRQ15
RI_OUT#/PME# HWSPND#M
P
X...
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