Ic Pin Function Descriptions; Ic6001 - Sony ICD-ST10 Service Manual

4-12. IC Pin Function Descriptions

• IC6001 uPD77213F1-100 (DSP) (MAIN BOARD)
Pin No. Pin Name I/O
1 to 3 NC —
4 EVDD —
5 XADACS O
6 ADACCLK I/O
7 ADACDTI
8 ADACDTO O
9 MICPWR O
10 GND —
11 XFMWP O
12 XFMCS O
13 MICSENSE O
14 GND —
15 NC —
16 EVDD —
17 HD1 I/O
18 HD2 I/O
19 HD0 I/O
20 HD3 I/O
21 HD5 I/O
22 HD4 I/O
23 GND —
24 IVDD —
25 HD7 I/O
26 HD6 I/O
27 GND —
28 EVDD —
29 XHCS
30 HA1
31 XHWR
32 HA0
33 XHRD
34 TIMOUT O
35 SO O
36 XHWE O
37 XHRE O
38 GND —
39 EVDD —
40 BCLK I/O
41 to 44 NC —
45 ADASI
46 MCLK
47 LRCLK I/O
48 TSO O
49 TSCK
50 TSOEN
51 GND —
52 TSI
53 TSIAK O
54 TSORQ O
55 TSIEN
56 EVDD —
57 MA1 O
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")
I 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)
I Host chip select (Pull-up) (fixed at "H")
I Host data access 1 (Pull-down) (fixed at "L")
I Host write (Pull-up) (fixed at "H")
I Host data access 0 (Pull-down) (fixed at "L")
I 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
I ADA serial data input
I Master clock
Clock for L-ch and R-ch (H: L-ch, L: R-ch)
Time sharing serial data output
I Time sharing serial clock input
I Time sharing serial output enable
Ground terminal
I Time sharing serial data input
Time sharing serial input response (Not used)
Time sharing serial output request (Note used)
I Time sharing serial input enable
I/O power supply (3.1 V)
Memory address bus 1 (Not used)
Description
ICD-ST10/ST20
27