87
HCD-DZ830W/DZ850KW
DSP BOARD IC002 ADSST-AVR-1115 (DIGITAL AUDIO PROCESSOR)
Pin No. Pin Name I/O Description
1 VDDINT — Power supply terminal (+1.2V) (for core)
2 CLKCFG0 I
Core instruction rate to CLKIN (pin 142) ratio selection signal input terminal
Fixed at “L” in this set
3 CLKCFG1 I
Core instruction rate to CLKIN (pin 142) ratio selection signal input terminal
Fixed at “H” (+3.3V LINE) in this set
4, 5
BOOTCFG0,BOOTCFG1
I Boot mode selection signal input terminal Fixed at “H” (+3.3V LINE) in this set
6 GND — Ground terminal
7 VDDEXT — Power supply terminal (+3.3V) (for I/O)
8 GND — Ground terminal
9 VDDINT — Power supply terminal (+1.2V) (for core)
10 GND — Ground terminal
11 VDDINT — Power supply terminal (+1.2V) (for core)
12 GND — Ground terminal
13 VDDINT — Power supply terminal (+1.2V) (for core)
14 GND — Ground terminal
15 INT_REQ O Interrupt signal output to the system controller
16 DIR_ERR I PLL lock error signal and data error flag input from the digital audio interface
17 AD7 I/O Not used (Open)
18 GND — Ground terminal
19 VDDINT — Power supply terminal (+1.2V) (for core)
20 GND — Ground terminal
21 VDDEXT — Power supply terminal (+3.3V) (for I/O)
22 GND — Ground terminal
23 VDDINT — Power supply terminal (+1.2V) (for core)
24 to 26 AD6 to AD4 I/O Not used (Open)
27 VDDINT — Power supply terminal (+1.2V) (for core)
28 GND — Ground terminal
29, 30 AD3, AD2 I/O Two-way address and data bus terminal Not used
31 VDDEXT — Power supply terminal (+3.3V) (for I/O)
32 GND — Ground terminal
33, 34 AD1, AD0 I/O Not used (Open)
35 WR O Not used (Open)
36, 37 VDDINT — Power supply terminal (+1.2V) (for core)
38 GND — Ground terminal
39 RD O Not used (Open)
40 ALE O Not used (Open)
41 to 43 AD15 to AD13 I/O Not used (Open)
44 GND — Ground terminal
45 VDDEXT — Power supply terminal (+3.3V) (for I/O)
46 AD12 I/O Not used (Open)
47 VDDINT — Power supply terminal (+1.2V) (for core)
48 GND — Ground terminal
49 to 52 AD11 to AD8 I/O Not used (Open)
53 A16 — Not used (Open)
54 VDDINT — Power supply terminal (+1.2V) (for core)
55 GND — Ground terminal
56, 57 A17, A18 — Not used (Open)
58 GND — Ground terminal
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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