參數資料
型號: AK2307
廠商: Asahi Kasei Microsystems Co.,Ltd
元件分類: Codec
英文描述: SPEECH CODEC for Digital Key telephone (5.0V/3.3V)
中文描述: 語音編解碼器的數字按鍵電話(5.0V/3.3V)
文件頁數: 8/39頁
文件大小: 468K
代理商: AK2307
ASAHI KASEI [AK2307/LV]
SERIAL ACCESS
Serial access can be done by CSN staying “L” during the serise of write cycle.
MS0190-E-05
2005/12
8
Write data to
Address”000”
Instruction
Code
Address
”0000”
Write data
Instruction
Code
CSN
DATA
SCLK
9
16
1
1
0
0
0
*
D0
2
3
4
1
D7
Z
Z
Z
1
0
6
7
8
5
15
16
1
1
D7
D0
2
3
4
1
D1
1
1
8
9
EXCUTED!
EXCUTE!
READ
Continuous SCLK
Read Data
Read
Instruction
Read Data
Read
Instruction
CSN
DATA
SCLK
9
16
1
1
A0
Z
D0
2
3
4
1
Address
A2
A1
D7
Z
Z
Z
Can be going up at anytime
after SCLK 16
th
pulse and before 32
nd
pulse
0
A3
6
7
8
5
15
16
1
1
D7
D0
2
3
4
1
D1
1
0
8
9
Data output starts at the falling edge of SCLK 8
th
pulse
Read period
until the earlier edge of either CSN rising or SCLK 16
th
pulse
falling
Burst SCLK
Read Data
Read
Instruction
CSN
DATA
SCLK
9
16
1
1
A0
Z
D0
2
3
4
1
Z
Z
Can be going up at anytime
after SCLK 16
pulse and before 32
nd
pulse
0
A3
6
7
8
5
Read output starts at the falling edge of SCLK 8
th
pulse
D7
Address
A2
A1
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