Sony STR-KM2 Service Manual page 54

STR-KM2/KM3
DIGITAL AUDIO BOARD (1/4) IC2801 ADSST-AVR-3025 (DSP)
Pin No. Pin Name
1 SDDQM
2 MS0
3 SDCKE
4 V
DD_INT
5 CLK_CFG1
6 ADDR0
7 BOOT_CFG0
8 V
DD_EX
9 ADDR1
10 ADDR2
11 ADDR3
12 ADDR4
13 ADDR5
14 BOOT_CFG1
15 GND
16 ADDR6
17 ADDR7
18 NC
19 NC
20 ADDR8
21 ADDR9
22 CLK_CFG0
23 V
DD_INT
24 CLKIN
25 XTAL2
26 ADDR10
27 SDA10
28 V
DD_EXT
29 V
DD_INT
30 ADDR11
31 ADDR12
32 ADDR17
33 ADDR13
34 V
DD_INT
35 ADDR18
36 RESETOUT/RUNRSTIN
37 V
DD_INT
38 MOSI
39 MISO
40 SPICLK
41 V
DD_INT
42 DPI_P05
43 DSP_CS
44 MD
45 V
DD_EXT
46 NC
47 RESET_MAIN
48 V
DD_INT
49 UART_OUT
50 UART_IN
51 LED
52 NC
53 NC
54 NC
55 NC
54
I/O
O DQM data mask
O Memory select line 0
O SDRAM clock enable
- Power supply pin (+1.2 V)
I Clock frequency setting signal input 1 (Fixed at H)
I/O External address
I Boot mode setting signal input 0 for DASP IC (Fixed at H)
- Power supply pin (+3.3 V)
I/O External address
I/O External address
I/O External address
I/O External address
I/O External address
I Boot mode setting signal input 1 for DASP IC (Fixed at H)
- Ground
I/O External address
I/O External address
- Not Used
- Not Used
I/O External address
I/O External address
I Clock frequency setting signal input 0 (Fixed at L)
- Power supply pin (+1.2 V)
I System clock input (25 MHz)
O System clock output (25 MHz)
I/O External address
O SDRAM A 10 pin
- Power supply pin (+3.3 V)
- Power supply pin (+1.2 V)
I/O External address
I/O External address
I/O External address
I/O External address
- Power supply pin (+1.2 V)
I/O External address
I/O Reset out/Running reset in
- Power supply pin (+1.2 V)
I/O Digital peripheral interface
I/O Digital peripheral interface
I/O Digital peripheral interface
- Power supply pin (+1.2 V)
I/O Digital peripheral interface
I/O Digital peripheral interface
I/O Digital peripheral interface
- Power supply pin (+3.3 V)
I/O Digital peripheral interface
I/O Digital peripheral interface
- Power supply pin (+1.2 V)
I/O Digital peripheral interface
I/O Digital peripheral interface
I/O Digital peripheral interface
I/O Digital peripheral interface
I/O Digital peripheral interface
I/O Digital peripheral interface
I/O Digital applications interface
Description