Read Sony ICD-SX20 / ICD-SX30 / ICD-SX40 Service Manual online
27
ICD-SX20/SX30/SX40
4-10. IC PIN FUNCTION DESCRIPTIONS
• IC6001 uPD77213F1-101-DA2 (DSP) (AUDIO BOARD)
Pin No.
1 to 3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41 to 44
45
46
47
48
49
50
51
52
53
54
55
56
57
I/O
—
—
O
I/O
I
O
O
—
O
O
O
—
—
—
I/O
I/O
I/O
I/O
I/O
I/O
—
—
I/O
I/O
—
—
I
I
I
I
I
O
O
O
O
—
—
I/O
—
I
I
I/O
O
I
I
—
I
O
O
I
—
O
Description
Not used
I/O power supply (3.1V)
AD/DA chip select (Not used) (fixed at “L”)
AD/DA clock (Not used) (fixed at “L”)
AD/DA data input (Not used) (fixed at “L”)
AD/DA data output (Not used) (fixed at “L”)
Microphone power supply control (Not used) (fixed at “L”)
Ground terminal
Boot flash ROM write protect
Boot flash ROM chip select
Micropone sensitivity select (H: Conference, L: Dictation) (Not used) (fixed at “L”)
Ground terminal
Not used
I/O power supply (3.1 V)
Host data bus (Not used)
Host data bus (Not used)
Host data bus (Not used)
Host data bus (Not used)
Host data bus (Not used)
Host data bus (Not used)
Ground terminal
Core power supply (1.6 V)
Host data bus (Not used)
Host data bus (Not used)
Ground terminal
I/O power supply (3.1 V)
Host chip select (Pull-up) (fixed at “H”)
Host data access 1 (Pull-down) (fixed at “L”)
Host write (Pull-up) (fixed at “H”)
Host data access 0 (Pull-down) (fixed at “L”)
Host read (Pull-up) (fixed at “H”)
Not used
Serial data output
Host write enable (Not used)
Host read enable (Not used)
Ground terminal
I/O power supply (3.1 V)
Bit clock
Not used
ADA serial data input
Master clock
Clock for L-ch and R-ch (H: L-ch, L: R-ch)
Time sharing serial data output
Time sharing serial clock input
Time sharing serial output enable
Ground terminal
Time sharing serial data input
Time sharing serial input response (Not used)
Time sharing serial output request (Note used)
Time sharing serial input enable
I/O power supply (3.1 V)
Memory address bus 1 (Not used)
Pin Name
NC
EVDD
XADACS
ADACCLK
ADACDTI
ADACDTO
MICPWR
GND
XFMWP
XFMCS
MICSENSE
GND
NC
EVDD
HD1
HD2
HD0
HD3
HD5
HD4
GND
IVDD
HD7
HD6
GND
EVDD
XHCS
HA1
XHWR
HA0
XHRD
TIMOUT
SO
XHWE
XHRE
GND
EVDD
BCLK
NC
ADASI
MCLK
LRCLK
TSO
TSCK
TSOEN
GND
TSI
TSIAK
TSORQ
TSIEN
EVDD
MA1
Click on the first or last page to see other ICD-SX20 / ICD-SX30 / ICD-SX40 service manuals if exist.