Sharp DK-AP2 Service Manual page 36

DK-AP2/DK-AP2(BK)
IC2 VHiNJU26040-1: DiGiTAL SOUND PROCESSOR (NJU26040) (2/2)
PIN DESCRIPTION
Pin No. Symbol
1, 7, 8, 25 VDD
2 SDA / SDOUT
3 SCL / SCK
4 AD1 / SDIN
5 AD2 / SSb
6 RESETb
9, 24, 32 VSS
10 CLKOUT
11 CLK
12 SDI2
13 SDI1
14 SDI0
15 LRI
16 BCKI
17 BCKO
18 LRO
19 SDO0
20 SDO1
21 SDO2
22 MCK
23, 30, 31 TEST
26 GPIO3 / TEST
27 GPIO2
28 GPIO1
29 GPIO0
I/O
– Power Supply +3.3V
2
I C I/O / 4-Wire Serial Output
OD
This pin requires a pull-up resistance in both I
I 2
I C Clock / Serial Clock
I
2
I C Address / Serial Input
I 2
I C Address / Serial Enable
I Reset (RESETb='Low' : DSP Reset)
– GND
O OSC Output
I OSC Clock Input
I Audio Data Input 2
I Audio Data Input 1
I Audio Data Input 0
I LR Clock Input
I Bit Clock Input
O Bit Clock Output
O LR Clock Output
O Audio Data Output 0
O Audio Data Output 1
O Audio Data Output 2
O Master Clock Output for A/D, D/A
I – for Test (connected to VSS)
I/O + General Purpose IO 3 / for Test (Not connected : OPEN)
I/O – General Purpose IO 2
I/O – General Purpose IO 1
I/O – General Purpose IO 0
6 – 4
Description
2
C bus and 4-Wire serial mode.