Diagrams; Ic Pin Description - Sony D-E01 Service Manual

5-1. IC PIN DESCRIPTION

• IC801 TMP88CM22F-00 (SYSTEM CONTROLLER)
Pin No. Pin Name
1 VSS
2 IRRMC
3 FOKI
4 AGCCON
5 XLEDDISP
6 VCC SWITCHING
7 AMUTE
8 VCC2 ON
9 XRST
10 SCK
11 SDTI
12 SDTO
13 SLPOUT
14 SEL
15 CHGMNT1
16 VCDKEY
17 BATMNT
18 KEY
19 RMKEY
20 DCINMNT
21 OPEN
22 VREFL
23 VREFH
24 VDD
25 SCOR
26 GRSCOR
27 FG
28 BEEP
29 NC
30 RMSCK
31 RMDATI
32 RMDATO
33 RMRW
34 RMLAT
35 WFCKI
36, 37 NC
38 AVLS
39 HOLD
40 EX BATT
41 XSPDOE
42 XHGON
43 XLAT
44 XSOE
45 DRVLT
46 XPOWLT
47 XDOUTON
48 XAPC OFF
49 NC
50 – 52 SEG14 – 12
53 – 56 SEG11 – 8
57 – 64 SEG7 – 0
SECTION 5

DIAGRAMS

I/O
I Ground
I Fixed at L.
I Focus OK signal input from digital servo processor (IC601).
O AGC control pulse output
O CHG/HOLD LED control signal output
O Control signal output for Switching power supply circuit.
O Analog audio muting ON/OFF signal control signal output (H: Mute ON)
O VCC2 voltage control output
O Reset signal output to CXD3027R (IC601). (L: Reset)
O Serial data transfer clock signal output to CXD3027R (IC601).
I Serial data input from CXD3027R (IC601).
O Serial data output to CXD3027R (IC601).
O WAKE-UP control signal output (for system standby reset)
I Plug-in detection signal input of LINE OUT/OPTICAL OUT jack.
I Battery charge voltage detection input from power control IC (IC401).
I Fixed at H.
I Battery voltage detection input
I Key input from switch unit (A/D input)
I Key input from headphones with remote controller (A/D input).
I DC input voltage detection input (A/D input) DC input jack use/no-use detect input
I CD door open/close detection input
I Reference voltage (0 V) input for A/D converter.
I Reference voltage (+2 V) input for A/D converter.
— Power supply pin (+2 V)
I Sub code sync detection input from CXD3027R (IC601).
I GRSCOR signal input
I FG pulse input
O Beep sound output to headphone AMP (IC802).
— Not used. (Open)
O Communication clock to CXD751 (IC801).
I Communication data bus of headphones with remote controller from CXD751 (IC802).
O Communication data bus of headphones with remote controller to CXD751 (IC802).
O Read/write control signal output to headphones with remote. (L: Read, H: Write)
O Serial data latch pulse output to headphones with remote.
I WFCK input
— Not used. (Open)
I AVLS (Automatic Volume Limiter System) switch input (L: Normal, H: Limit)
I HOLD switch input (L: HOLD on, H: HOLD off)
I EXT BATT plug-in detection input
O Spindle motor driver control signal output
O Optical pick-up VCC control signal output (L: on)
O Serial data latch pulse output to D-RAM controller (IC601). (for ESP)
O Output enable signal output (for ESP)
O Spindle motor driver latch output
O Latch output to VCD control IC.
O DIGITAL OUT LED control signal output
O APC mute signal output (L: mute)
— Not used. (Open)
O LCD drive segment output (Open)
O LCD drive segment output (Open)
O LCD drive segment output (Open)
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Pin Description