Sony HCD-EX1 - Page 34

34
Pin No. Pin Name I/O
Function
• IC701 uCOM (UPD780306GF-024-3BA) (MAIN Board (3/3))
1 TUNED I ST tuning
2 PLL_CE O ST PLL CE
3 PLL_DATAI I ST PLL IN data
4 PLL_DATAO O ST PLL OUT data
5 PLL_CLK O ST PLL CLK
6 GND – Ground (Programing)
7 XOUT –
8 XIN –
9 VDD1 – Ground
10 XT1 –
11 XT2 –
12 RESET I uCOM reset in
13 REMOTE I SIRCS IN
14 RDS_CLK I ST RDS clock
15 POWDET I AC power down detect
16 SCOR I CD SCOR
17 RDS_DATA I ST RDS data
18 SENSE I CD SENS
19 SUB Q I CD SUBQ IN data
20 BACKLIGHT O LCD back light
21 SERVO_CK O CD SQCK/SCLK (for serial in)
22 XLAT O CD data latch
23 XRST O CD (BC) reset
24 SCLK O CD CLOCK/PCM1710 CLK
25 MUTE_D O CD digital mute
26 CD_POWER O CD (BD) power
27 AVSS – Ground
28 KEYIO_1 I
29 KEYIO_2 I
30 BAND_AREA I Destination setting
31 DA_LAT O PCM1710 latch
32 LPH O CD LPH
33 LDON O CD LASER ON
34 OPEN_SW I OPEN SW
35 CLOSE_SW I CLOSE SW
36 VDD0 –
37 AVREF –
38 AMP_MUTE O POWER AMP MUTE
39 DATA O CD CMD/PCM1710 OUT DATA
40 VSS1 – Ground
41 OPEN O CD loading motor open
42 CLOSE O CD loading motor close
43 POWER O System power
44 TA_MUTE O TA MUTE
45 SP_RELAY O Speaker relay
46 ST_MUTE O ST MUTE
47 SLEEP O Power supply sleep control
48 VOL_CLK O VOL CLK
49 VOL_DATA O VOL OUT data
50 VOL_STB O VOL STB
5MHz (Main clock)
32KHz (Sub clock)
KEY
+5V