JVC KD-LX555R, Руководство по обслуживанию

Страница: 51 / 81

(No.49793)1-51
• Pin functions
Pin No Symbol I/O Functions
1 /RESET I Hard reset input H:normal L:reset
2 MiMD I Micon I/F mode select input
3 /MiCS I Micon I/F chip select input
4 /MiLP I Micon I/F latch palus input
5 MiDio I/O Micon I/F data input/output
6 /MiCK I Micon I/F clock input
7 MiACK O Micon I/F acknowledge output
8 VDDT - Power supply for digital (3.3V)
9 SDo O Data output
10 BCKo O Bit output
11 LRCKo O LR clock output
12 SDiO I Data input 0
13 BCKiA I Bit clock input A
14 LRCKiA I LR clock input A
15 SDiL I Data input terminal 1
16 BCKiB I Bit clock input terminal B
17 LRCKiB I LR clock input terminal B
18 VDD - Power supply for digital (2.5V)
19 STANBY I Standby mode control input H:STBY L:normal
20 VSS - GND for digital
21 VSSL - GND for DAC Lch
22 VRAL - Reference voltage for DAC Lch
23 LO O DAC Lch output
24,25 VDAL,VDAR - Power supply for DAC Lch/Power supply for DAC Rch (2.5V)
26 RO O DAC Rch output
27 VRAR - Reference voltage for DAC Rch
28 VSSR - GND for DAC R ch
29 TESTP I Test terminal H:test mode L:normal
30 TXO O SPDIF output
31~34 Po0~Po3 O General purpose output 0 ~ 3
35 VDDT - Power supply for digital (3.3V)
36~38 Po4~Po6 O General purpose output 4 ~ 6
39 REQ O REC terminal
40 VSS - GND for digital
41 IRO I/O External interrupt input
42 VDDM - Internal 1Mbit SRAM power supply (2.5V)
43,44 Fi0,Fi1 I Flug input 0,1
45 VSSM - GND for internal 1Mbit SRAM
46,47 Pi0,Pi1 I General ourpose input 01
48 VSS - GND for digital
49,50 Pi2,Pi3 I General purpose input 23
51 Pi4/CLCL I General purpose input 4/SUBQ I/F clock inputoutput
52 VDD - Power supply for digital (2.5V)
53 Pi5/DATA I General purpose input 5/SUBQ I/F data input
54 TSTiN/SFSY I Test terminal/SUBQ I/F flame sync input
55 Fi2/SBSY I Flug input 2/SUBQ I/F block sync input
56 VSSP - GND for VCO
57 Pdo O PLL phase error detection signal output
58 Vcoi I VCO control voltage input
59 VDDP - Power supply for VCO (2.5V)
60 CKo/CKi I/O External clock input/Clock output terminal
61 VDDX - Power supply for X'tal oscillator (2.5V)
62,63 Xi,Xo I,O Oscillator connection terminal for input/output
64 VSSX - GND for oscillator
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