Sony ICD-SX46 Service Manual page 31

MAIN Board IC7003 MB91233LLGA-G-109E1 (CPU)
Pin No. Pin Name
1 DSPSCK
2 FLMCLE
3 to 10 DATA0 to 7
11 XFLMCS0
12 DSPSYSCK
13 X0A32k
14 X1A32k
15 VCC3BCK
16 VSS
17 VCC3LGC
18 BEEP
19 XFLMWE
20 XFLMRE
21 XFLMALE
22 FLMRB
23 XFLMWP
24 to 30 USBADR0 to 6
31 XUSBCS
32 XUSBRD
33 XUSBRST
34 XUSBLWR
35 XFLMCS1
36 AVCC
37 AVREF
38 AVSS
39 BATT
40 KEYIN0
41 KEYIN1
42 MICSEL
43 VUPSW
44 XDPCSW
45 MICJACK
46 HPJACK
47 VSS
48 AVCC3IO
49 to 74 SEG0 to 25
75 DVCC
76 DVSS
77 to 82 SEG26 to 31
83 to 86 COM0 to 3
87 MOD2
88 MOD1
89 MOD0
90 XCPURST
91 to 94 LCDV0 to 3
95 RX
96 TX
97 XFLMPWR
I/O
O Serial clock output for DSP
O Command latch enable signal output for FLASH
I/O Data input/output to FLASH and USB
O Chip enable signal output for FLASH
O System clock control signal output for DSP
I 32KHz vibration terminal (input) (fixed at "H")
— 32KHz vibration terminal (input)
— Internal logic backup voltage terminal
— Ground terminal
— Internal logic voltage terminal
O Beep output
O Write enable signal output for FLASH
O Read enable signal output for FLASH
O Address latch enable signal output for FLASH
I Ready/Busy signal input from FLASH
O Write protect signal output to FLASH
O Address signal output to USB control
O Chip select signal output to USB control
O Read strobe signal output to USB control
O Reset signal output to USB control
O Low write strobe signal output to USB control
O Chip enable signal output for FLASH (Not used)
— Analog power supply
— Reference voltage terminal
— Ground (Analog) terminal
I Battery voltage detect signal input
I Key 0 A/D input
I Key 1 A/D input
I Directivity microphone switch signal input
— Voice up switch signal input
I DPC switch signal input
I External microphone detect signal input
I Headphone detect signal input
— Ground terminal
— Voltage terminal
O LCD segment output terminal
— Voltage terminal
— Ground terminal
O LCD segment output terminal
O LCD common output terminal
I Mode input terminal
I Mode input terminal (fixed at "L")
I Mode input terminal (fixed at "L")
I CPU external reset signal input
— LCD reference voltage terminal
I FLASH overwrite RX
O FLASH overwrite TX
O FLASH power supply control signal output (L:ON)
ICD-SX46/SX56/SX66
Description
31