Xl-3000v – Sharp XL-3000V User Manual

Page 60

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XL-3000V

– 60 –

1

VDD

Input

Voltage supply for 3.3V.

2

RAS#

Output

DRAM row address strobe (active low).

3

DWE#

Output

DRAM write enable (active low).

4-12

DA0-DA8

Output

DRAM multiplaxed row and column address bus.

13-28

DBUS0-DBUS15

Input/Output

DRAM data bus.

29

RESET#

Input

Ayatem reset (active low).

30

VSS

Input

Ground.

31

VDD

Input

Voltage supply for 3.3V.

32-39

YUV0-YUV7

Output

Y is luminance, UV are chrominance data bus for screen video interface.
YUV0-YUV7 for 8-bit YUV mode.

40

VSYNC

Input/Output

Vertival sync for screen video interface, programmable for rising or falling edge.

41

HSYNC

Input/Output

Horizontal sync for screen video interface, programmable for rising or falling edge.

42*

CPUCLK

Input

RISC and system clock input. CPUCLK is used only if SEL_PLL0, SEL_PLL1=00.

43

PCLK2X

Input/Output

Pixel clock; two times the actual pixel clock for screen video interface.

44

PCLK

Input/Output

Pixel clock qualifier in for screen video interface.

45,46*-49

AUX0-AUX4

Input/Output

Auxiliary control pins (AUX0 and AUX1 are open collectors).

50

VSS

Input

Ground.

51

VDD

Input

Voltage supply for 3.3V.

52-54

AUX5-AUX7

Input/Output

Auxiliary control pins.

55-62

LD0-LD7

Input/Output

RISC interface data bus.

63*

LWR#

Output

RISC interface write enable (active low).

64

LOE#

Output

RISC interface output enable (active low).

65

LCS3#

Output

RISC interface chip enable (active low).

66,67*

LCS1#, LCS0#

Output

RISC interface chip enable (active low).

68-79

LA0-LA11

Output

RISC interface address bus.

80

VSS

Input

Ground.

81

VCC

Input

Digital supply voltage for 5V.

82-87

LA12-LA17

Output

RISC interface address bus.

88

ACLK

Input/Output

Master clock for external audio DAC (8.192 MHz, 11.2896 MHz, 12.288 MHz, 16.9344
MHz and 18.432 MHz).

89

AOUT/SEL_PLL0

Output

Dual-purpose pin. AOUT is the audio interface serial data output.

Input

Pins SEL_PLL0, SEL_PLL1 select phase-lock loop (PLL) clock frequency CPUCLK for the
Visba:

00 = bypass PLL.
01 = 54 MHz PLL.
10 = 67.5 MHz PLL.
11 = 81 MHz PLL.

90

ATCLK

Input/Output

Audio transmit bit clock.

91

ATFS/SEL_PLL1

Output

Dual-purpose pin. ATFS is the audio interface transmit frame sync.

Input

Pins SEL_PLL0, SEL_PLL1 select phase-lock loop (PLL) clock frequency CPUCLK for the
Viaba.
See the SEL_PLL0 pin above for the settings.

92

DA9/DOE#

Output

Dual purpose pin: DRAM output enable (active low)/DRAM multiplexed row column
address bus.

93

AIN

Input

Audio interface serial data input.

94

ARCLK

Input

Audio receive bit clock.

95

ARFS

Input

Audio interface receive frame sync.

96

TDMCLK

Input

TDM interface serial clock.

97

TDMDR

Input

TDM interface serial data receive.

98

TDMFS

Input

TDM interface frame sync.

99

CAS#

Output

DRAM column address strobe bank 0 (active low).

100

VSS

Input

Ground.

IC15V VHiES3880F/-1: Video CD Decoder (ES3880F)

In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.

Pin No.

Terminal Name

Input/Output

Function

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