WPAR/WPAR02/Hard の履歴(No.12) - WiViWiKi

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Hardware†

SPECIFICATION†

ITEM	SPEC.	REMARK
CPU block
CPU	SH4	Renesas SH7751R
Clock	240MHz
ROM	16MBytes	FUJITSU MBM29DL640E90TN x 2
RAM	64MBytes	ICSI IC42S81600-7T x 4
LAN block
LAN	10/100BASE-T	Realtek RTL8139C(L)+
MPEG block
MPEG LSI	MPEG-1/2/4	VWEB VW2010
Video Input	NTSC x 2, S-Video	Philips SAA7115HL
Audio Input	L/R x 2	Philips UDA1342TS
Video Output	NTSC x 1, S-Video	CIRRUS CS4954
Audio Output	L/R x 1	CIRRUS 4334
I/F
Cardbus Bridge	for KS2931	TI PCI1510
Compact Flash?	3.3V only	use SH4 local bus
RS232C	for console	MAXIM MAX3232
Power supply
Voltage	DC+12V
Consumption	3A

MEMORY MAP†

LOCAL BUS MEMORY MAP

AREA	P2 ADDRESS	WIDTH	CONTENTS
CS0	A0000000 - A0FFFFFF	32	16Mbytes FlashROM
CS1	A4FE0000 - A4FE0001	8	GPIO PLD
	A4FD0000 - A4FD0000	8	PIC PLD
	A4FB0000 - A4FB0001	8	LCD PLD (wait 15)
CS2
CS3	AC000000 - AFFFFFFF	32	64Mbytes SDRAM
CS4
CS5	B4000000 - B400000F	16	Compact flash
CS6

INTERRUPT MAP
IRQ IRL CONTENTS LSI PIC MASK BIT

IRQ0 0 LAN controler RTL8139C BIT0

IRQ1 IRL1 MPEG encoder VW2010 BIT1

IRQ2 IRL2 Cardbus bridge PCI1510 BIT2

IRQ3 IRL3 CF slot CF slot BIT3

IRQ4 IRL4 GPIO EPM3064ALC-44 BIT4

PCI CONFIGURATION MAP
DEVNO IDSEL CONTENTS

0 AD[16] LAN controler

1 AD[17] MPEG encoder

2 AD[18] Cardbus bridge

PCI BUS REQUEST MAP
REQ GNT CONTENTS

REQ1 GNT1 LAN controler

REQ2 GNT2 Cardbus bridge

REQ3 GNT3 MPEG encoder

REQ4 GNT4

GPIO MAP†

INPUT PORT (A4FE0000)†

BIT	CONTENTS	LOGIC
7	I2C SDA	0:LOW, 1:HIGH
6	PUSH-SW	0:PUSH, 1:OPEN
5	PUSH-SW	0:PUSH, 1:OPEN
4	PUSH-SW	0:PUSH, 1:OPEN
3	DIP-SW3	0:CLOSE, 1:OPEN
2	DIP-SW2	0:CLOSE, 1:OPEN
1	DIP-SW1	0:CLOSE, 1:OPEN
0	DIP-SW0	0:CLOSE, 1:OPEN

OUTPUT PORT (A4FE0001)†

BIT	CONTENTS	LOGIC
7	I2C SDA	0:LOW, 1:HIGH
6	I2C SCK	0:LOW, 1:HIGH
5
4
3
2
1	LED1	0:ON, 1:OFF
0	LED0	0:ON, 1:OFF

Reading this output port then the latest output data can be read.

POWER BLOCK†

ESTIMATED POWER CONSUMPTION†

ITEM	PARTS	MIN	TYP	MAX	QTY	TOTAL MAX
CPU	SH7751R(3.3V)		100mA	145mA	1	0.479W
	SH7751R(1.5V)		255mA	660mA	1	0.990W
ROM	MBM29DL640E	0.005mA	16mA	56mA	2	0.370W
RAM	IC42S16800	25mA	100mA	160mA	4	2.112W
MPEG	VW2010(3.3V)		0.8W		1	0.8W
	VW2010(1.8V)				1
RAM	MT48LC2M32B2	60mA	150mA	225mA	2	1.458W
ADC	SAA7115				1
ADC	UDA1342		29mA		1	0.095W
DAC	CS4954		170mA	300mA	1	0.99W
DAC	CS4334(5V)		15mA	19mA	1	0.095W
WLAN	KS2931		500mA		1	1.65W
LANC	RTL8139C(L)+		330mA		1	1.089W
LCD	SC1602BSLB(5V)		10mA		1	0.050W
TOTAL						10.178W

5V POWER SUPPLY†

The 5V power supply is used by CS4334 and LCD unit. This power must be shutdown by switch logic.

ITEM	SPEC	REMARK
input	12V
output	5V
current	29mA
IC	LM1117	Tj=125C, Qjc=15C/W
efficiency	0.2W
heatsink	354.4C/W	Ta=50C

3.3V POWER SUPPLY†

The 3.3V power supply is used by each LSI's I/O ports. This power must be shutdown by switch logic.

ITEM	SPEC	REMARK
input	12V
output	3.3V
current	3A
IC	LM2596	Tj=125C, Qjc=2C/W
efficiency	73%
heatsink	23.3C/W	Ta=50C

1.8V POWER SUPPRY†

The 1.8V power supply is used by VW2010 core.

ITEM	SPEC	REMARK
input	3.3V
output	1.8V
current	400mA
IC	LM1117	Tj=125, Qjc=15C/W
efficiency	0.6W
heatsink	110C/W	Ta=50C

1.5V POWER SUPPRY†

The 1.5V power supply is used by SH7751R core.

ITEM	SPEC	REMARK
input	3.3V
output	1.5V
current	660mA
IC	LM1117	Tj=125C, Qjc=15C/W
efficiency	2.31W
heatsink	17.5C/W	Ta=50

PIC PLD Design†

VHDL Source Code
PIC_vhd.pdf
Result of Simulation
PIC_sim.pdf

GPIO PLD Design†

VHDL Source Code
GPIO_vhd.pdf
Result of Simulation
GPIO_sim.pdf

LCD PLD Design†

Timing Chart†

LCD Timing Chart
CPU Timing Chart

PLD Design†

VHDL Source Code
LCD_vhd.pdf
Result of Simulation
LCD_sim.pdf

Appendix†

Circuit Diagram†

wsb_sch_0109.pdf

BOM etc.†