62
HCD-FX10
• IC Pin Function Description
MAIN BOARD IC506 CXD9862R (DIGITAL AUDIO PROCESSOR)
Pin No. Pin Name I/O Description
1 VSS — Ground terminal
2 XRST I System reset signal input from the system controller “L”: reset
3 EXTIN I Master clock signal input terminal (not used)
4 LRCKI3 I L/R sampling clock signal input terminal (not used)
5 VDDI — Power supply terminal (+2.5V)
6 BCKI3 I Bit clock signal input terminal (not used)
7 PLOCK O Internal PLL lock signal output terminal (not used)
8 VSS — Ground terminal
9 MCLK1 I System clock input terminal (13.9 MHz)
10 VDDI — Power supply terminal (+2.5V)
11 VSS — Ground terminal
12 MCLK2 O System clock output terminal (13.9 MHz)
13 MS I
Master/slave setting terminal “L”: internal clock, “H”: external clock
(fixed at “L” in this set)
14 SCKOUT O Internal system clock output to the stream processor
15 LRCKI1 I L/R sampling clock signal input from the digital audio interface
16 VDDE — Power supply terminal (+3.3V)
17 BCKI1 I Bit clock signal input from the digital audio interface
18 SDI1 I Audio serial data input from the digtal audio interface
19 LRCKO O L/R sampling clock signal output to the stream processor
20 BCKO O Bit clock signal output to the stream processor
21 VSS — Ground terminal
22 KFSIO I Audio clock signal input from DSP
23 to 25 SDO1 to SDO3 O Audio serial data output to the stream processor
26 SDO4 O Audio serial data output terminal (not used)
27 SPDIF O SPDIF signal output terminal (not used)
28 LRCKI2 I L/R sampling clock signal input from DSP
29 BCKI2 I Bit clock signal input from DSP
30 SDI2 I Audio serial data input from the digital audio interface
31 VSS — Ground terminal
32 HACN O Acknowledge signal output to the system controller
33 HDIN I Serial data input from the system controller
34 HCLK I Serial data transfer clock signal input from the system controller
35 HDOUT O Serial data output to the system controller
36 HCS I Chip select input from the system controller
37 GP12 I Write signal input from the system controller
38 GP13 O SD-RAM chip enable output terminal (not used)
39 GP14 O Row address strobe signal output terminal (not used)
40 VDDI — Power supply terminal (+2.5V)
41 VSS — Ground terminal
42 GP15 O Column address strobe signal output terminal (not used)
43 OE0 O Output terminal of data output mask (not used)
44 CS0 O Chip select signal output to the S-RAM
45 WE0 O Write enable signal output to the S-RAM
46 VDDE — Power supply terminal (+3.3V)
47 WMD1 I External memory wait mode setting terminal (fixed at “H” in this set)
48 VSS — Ground terminal
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
To Next Page
