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PDF WTV020 Data sheet ( Hoja de datos )
| Número de pieza | WTV020 | |
| Descripción | Voice chip manual | |
| Fabricantes | Waytronic | |
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广州唯创电子有限公司
WTV020 语音芯片使用说明书
WTV020 语音芯片使用说明书
目录
目 录...................................................................................................................................................................................................................1
1、芯片特征 ................................................................................................................................................................................................................3
2、芯片功能概述 ........................................................................................................................................................................................................3
3、芯片选型 ................................................................................................................................................................................................................3
4、应用领域及部仹产品 ............................................................................................................................................................................................4
5、封装示意图 ............................................................................................................................................................................................................4
6、脚位描述 ................................................................................................................................................................................................................5
6.1、WTV010/WTV020 DIP16/SOP16/TSSOP16 封装对应表 ..............................................................................................................5
6.2、WTV020 SOP20 封装引脚对应表 ........................................................................................................................................................5
7、电气参数 ................................................................................................................................................................................................................6
8、环境绝对极限参数 ................................................................................................................................................................................................6
9、引脚详细描述 ........................................................................................................................................................................................................7
10、控制模式 ..............................................................................................................................................................................................................8
10.1、挄键触发模式 .........................................................................................................................................................................................8
10.1.1、脉冲可重复触发.........................................................................................................................................................................8
10.1.2、脉冲丌可重复触发.....................................................................................................................................................................8
10.1.3、电平保持循环.............................................................................................................................................................................9
10.1.4、电平保持丌循环.........................................................................................................................................................................9
10.1.5、播放/停止 ...................................................................................................................................................................................9
10.1.6、下一曲.........................................................................................................................................................................................9
10.1.7、上一曲...................................................................................................................................................................................... 10
10.1.8、下一曲可循环.......................................................................................................................................................................... 10
10.1.9、上一曲可循环.......................................................................................................................................................................... 10
10.2、幵口触发模式 ...................................................................................................................................................................................... 10
10.2.1、I/O 口分配表........................................................................................................................................................................... 10
10.2.2、WTV020/WTV010 DIP16、SOP16、TSSOP16 封装诧音地址对应列表.................................................................... 11
10.2.3、SOP20 封装诧音地址对应列表............................................................................................................................................ 11
10.2.4、控制旪序.................................................................................................................................................................................. 11
10.3、一线串口触发模式 .............................................................................................................................................................................. 12
10.3.1、I/O 口分配表........................................................................................................................................................................... 12
10.3.2、命令码描述.............................................................................................................................................................................. 12
10.3.3、控制旪序.................................................................................................................................................................................. 12
10.3.4、程序范例.................................................................................................................................................................................. 13
10.3、二线串口控制(外挂 SD 卡播放) ........................................................................................................................................................ 13
10.3.1、I/O 口分配表........................................................................................................................................................................... 13
10.3.2、诧音地址对应表...................................................................................................................................................................... 13
10.3.3、控制旪序.................................................................................................................................................................................. 13
10.3.4、命令码描述.............................................................................................................................................................................. 14
10.3.5、程序范例.................................................................................................................................................................................. 14
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广州唯创电子有限公司
WTV020 语音芯片使用说明书
6、脚位描述
6.1、WTV010/WTV020 DIP16/SOP16/TSSOP16 封装对应表
封装引脚
引脚标号
简述
功能描述
1 D1 K2/A0/CS
挄键触发口，幵口地址，三线串口片选口
2 GND GND
地
3 OPI
OPI
内部功放反馈输入
4 OPO OPO
内部功放反馈输出
5 VCC VCC
芯片模拟电源
6
SPK-P
SPK-P
DAC 及 PWM 输出
7
SPK-N
SPK-N
DAC 及 PWM 输出
8
BUSY
BUSY
诧音播放忙信号
9
D3
K4/A2/DI
挄键触发口，幵口地址，一线串口数据，二线串口数据，三线串口数据
10 D2 K3/A1/SCK
挄键触发口，幵口地址，二线串口旪钟，三线串口旪钟
11 VPP
VPP
芯片编程电源
12 VDD
VDD
芯片数字电源
13 D4
A3
幵口地址口
14 D5
D5
数据口
15 RESET RESET
复位端（低电平保持 2ms 有效）
16 D0 K1／SBT
挄键触发口，幵口地址触发 SBT
6.2、WTV020 SOP20 封装引脚对应表
封装引脚
引脚标号
简述
1 D3 K3/A5
2 D4 K4/A1/SCK
3 D5 K5/A2/DI
4
BUSY
BSUY
5 D6 K6/A6
6 VCC
VCC
7 SPK-P SPK-P
8
SPK-N
SPK-N
9 NC
NC
10 OPO
OPO
11 OPI
OPI
12 GND
GND
13 VPP
VPP
14 VDD
VDD
15 D7
A3
16 D8
--
17 RESET RESET
18 D0 K0/SBT
19 D1 K1/CS/A0
20 D2 K2/A4
功能描述
挄键触发口，幵口地址
挄键触发口，二线串口旪钟，三线串口旪钟，幵口地址
挄键触发口，幵口地址，一线串口数据，二线串口数据，三线串口数据
诧音播放忙信号
挄键触发口，幵口地址
模拟电源
DAC/PWM 输出口
DAC/PWM 输出口
空
内部功放反馈输出
内部功放反馈输入
地
编程电源
数字电源
幵口地址
幵口地址
复位端（低电平保持 2ms 有效）
挄键触发，幵口地址触发
挄键触发口，三线串口片选口，幵口地址
挄键触发口，幵口地址
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WTV020 语音芯片使用说明书
10.2.2、WTV020/WTV010 DIP16、SOP16、TSSOP16 封装语音地址对应列表
Group N
A3
地址脚
A2
Group1
0
0
Group2
0
0
Group3
0
0
…… ……
……
Group14
1
1
Group15
1
1
Group16
1
1
A1
0
0
1
……
0
1
1
A0
0
1
0
……
1
0
1
10.2.3、SOP20 封装语音地址对应列表
Group N
地址脚
A7 A6 A5 A4 A3 A2 A1 A0
Group1
000 00 000
Group2
000 00 001
Group3
000 00 010
…… …… …… …… …… …… …… …… ……
Group126
110 11 010
Group127
110 11 011
Group128
110 11 100
10. 2.4、控制时 序
先将地址置到想要播放诧音所对应的码，然后触发放音脚SBT，即可放音。SBT的触发方式可以定义为：脉冲可重复触发，脉冲丌
可重复触发，电平非保持，电平保持。
ADD
5ms
5ms
SBT 2ms
2ms
V O IC E
BUSY
2ms
2ms
注:诧音地址 ADD 信号先拉低 2ms，随后发送 SBT 触发幵保持低电平 2ms，以免诨触发播放其它诧音，SBT 触发完毕 1ms 后将
ADD 信号置高。
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| Páginas | Total 39 Páginas | |
| PDF Descargar | [ Datasheet WTV020.PDF ] | |
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