JVC CH-X1500 Service Manual page 41

• Pin functions
Pin No Symbol
1 /RESET
2 MiMD
3 /MiCS
4 /MiLP
5 MiDio
6 /MiCK
7 MiACK
8 VDDT
9 SDo
10 BCKo
11 LRCKo
12 SDiO
13 BCKiA
14 LRCKiA
15 SDiL
16 BCKiB
17 LRCKiB
18 VDD
19 STANBY
20 VSS
21 VSSL
22 VRAL
23 LO
24,25 VDAL,VDAR
26 RO
27 VRAR
28 VSSR
29 TESTP
30 TXO
31~34 Po0~Po3
35 VDDT
36~38 Po4~Po6
39 REQ
40 VSS
41 IRO
42 VDDM
43,44 Fi0,Fi1
45 VSSM
46,47 Pi0,Pi1
48 VSS
49,50 Pi2,Pi3
51 Pi4/CLCL
52 VDD
53 Pi5/DATA
54 TSTiN/SFSY
55 Fi2/SBSY
56 VSSP
57 Pdo
58 Vcoi
59 VDDP
60 CKo/CKi
61 VDDX
62,63 Xi,Xo
64 VSSX
I/O
I Hard reset input H:normal L:reset
I Micon I/F mode select input
I Micon I/F chip select input
I Micon I/F latch palus input
I/O Micon I/F data input/output
I Micon I/F clock input
O Micon I/F acknowledge output
- Power supply for digital (3.3V)
O Data output
O Bit output
O LR clock output
I Data input 0
I Bit clock input A
I LR clock input A
I Data input terminal 1
I Bit clock input terminal B
I LR clock input terminal B
- Power supply for digital (2.5V)
I Standby mode control input H:STBY L:normal
- GND for digital
- GND for DAC Lch
- Reference voltage for DAC Lch
O DAC Lch output
- Power supply for DAC Lch/Power supply for DAC Rch (2.5V)
O DAC Rch output
- Reference voltage for DAC Rch
- GND for DAC R ch
I Test terminal H:test mode L:normal
O SPDIF output
O General purpose output 0 ~ 3
- Power supply for digital (3.3V)
O General purpose output 4 ~ 6
O REC terminal
- GND for digital
I/O External interrupt input
- Internal 1Mbit SRAM power supply (2.5V)
I Flug input 0,1
- GND for internal 1Mbit SRAM
I General ourpose input 01
- GND for digital
I General purpose input 23
I General purpose input 4/SUBQ I/F clock inputoutput
- Power supply for digital (2.5V)
I General purpose input 5/SUBQ I/F data input
I Test terminal/SUBQ I/F flame sync input
I Flug input 2/SUBQ I/F block sync input
- GND for VCO
O PLL phase error detection signal output
I VCO control voltage input
- Power supply for VCO (2.5V)
I/O External clock input/Clock output terminal
- Power supply for X'tal oscillator (2.5V)
I,O Oscillator connection terminal for input/output
- GND for oscillator
Functions
CH-X1500
1-41