Sony STR-DA777ES - Page 49

49
Pin No.
Pin Name I/O Function
1 RESET I Reset
2 XTAL I 20MHz master clock
3 EXTAL O 20MHz master clock
4 MD1 I 1: normal/0:boot
5 MD0 I Ground
6 NMI I Ground
7 STBY I +5V
8 VCC — +5V
9 P52/SCK0 I C-bit input clock
10 P51/RXD0 I C-bit input data
11 P50/TXD0 O Latch No.7 (“L” t “H” : latch)
12 GND — Ground
13 P97/WAIT I Ready
14 P96/MCK I (NC)
15 P95/AS O Latch No.6 (“L” t “H” : latch)
16 P94/WR O WR
17 P93/RD O RD
18 P92/IRQ0 O Latch No.5 (“L” t “H” : latch)
19 P91/IRQ1 O Latch No.4 (“L” t “H” : latch)
20 P90/IRQ2 O CXD2712#1 CS (“H” = select)
21 P60 O CXD2712#2 CS (“H” = select)
22 P61 O CXD2712RD (“H” = read)
23 P62 O CXD2712WR (“H” = write)
24 P63 O Latch No.3 (“L” t “H” : latch)
25 P64 I Buzy control port
26 P65 O Latch No.2 (“H” : transparent)
27 P66 O Latch No.1 (“H” : transparent)
28 P67 O Latch No.1 to No. 7 OE (“L” = on)
29 AVCC — +5V
30 AN0 I DC analog input
31 AN1 I HP sw input (“L” = HP on)
32 AN2 I AC-3 RF error (“H“ = error)
33 AN3 I DIR unlock (“H“ = error)
34 AN4 I ADSP21062 FLAG0
35 AN5 I ADSP21062 FLAG1
36 AN6 I ADSP21062 FLAG2
37 AN7 I ADSP21062 FLAG3
38 AGND — Ground
39 P40/TXD2 O 8bit bus data (positive)
40 P41/RXD2 O 8bit bus data (positive)
41 P42 O 8bit bus data (positive)
42 P43 O 8bit bus data (positive)
43 P44 O 8bit bus data (positive)
44 P45 O 8bit bus data (positive)
45 P46 O 8bit bus data (positive)
46 P47 O 8bit bus data (positive)
47 VCC — +5V
48 P27/A15 O Bus address A15
49 P26/A14 O Bus address A14
50 P25/A13 O Bus address A13
IC357 HD64F2134FA20-777C (Control µCOM port assign) (DIGITAL BOARD)
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