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参数资料
| 型号： | TA1217AF |
| 元件分类： | 音频控制 |
| 英文描述： | 3 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO36 |
| 封装： | 0.375 INCH, 1 MM PITCH, PLASTIC, SSOP-36 |
| 文件页数： | 20/21页 |
| 文件大小： | 318K |
| 代理商： | TA1217AF |
TA1217AN/AF
2001-01-15 8/21
I
2
C BUS LINE CONTROL SIGNAL MAP
Listed below is a map of IC control signals transmitted from microcontroller via I2C bus line.
Control signal map in write mode
The control signals used to write (transmit) control data to this IC from the microcontroller are as mapped
below.
CONTROL SIGNAL ARRAY CONTENTS
SLAVE
ADDRESS
SUB
ADDRESS
7
6
5
4
3
2
1
0
INITIAL VALUE
00H
*
Bass adjustment
32H (center of
adjustment range)
01H
*
Treble adjustment
32H (center of
adjustment range)
02H
*
Volume adjustment
00H (smallest in
adjustment range)
03H
*
C-ch volume level adjustment
00H (smallest in
adjustment range)
04H
*
W-ch volume level adjustment
00H (smallest in
adjustment range)
05H
*
Right and left volume balance adjustment
32H (center of
adjustment range)
06H
*
Port 6
Port 5
Port 4
Port 3
*
20H
80H
(pin 35 = L)
or
82H
(pin 35 = H)
07H
*
WFC
CTS
WLS
MT2
MT1
10H
* : Unusable, H : hexadecimal
Details of sub addresses 06H and 07H
CONTROL SIGNAL (SLAVE ADDRESS : 80H OR 82H)
CONTROL SIGNAL ARRAY CONTENTS
SYMBOL
IN
ABOVE
TABLE
CONTROLLED DATA
SUB
ADDRESS
7
6
5
4
3
2
1
0
Port 3 (pin 14) output = L
*
1
*
Port 3
Port 3 (pin 14) output = H
*
0
*
Port 4 (pin 15) output = L
*
1
*
Port 4
Port 4 (pin 15) output = H
*
0
*
Port 5 (pin 16) output = L
*
1
*
Port 5
Port 5 (pin 16) output = H
*
0
*
Port 6 (pin 17) output = 2.5 V
*
0
1
*
Port 6 (pin 17) output = 0.5 V
*
1
0
*
Port 6
Port 6 (pin 17) output = 5.0 V
06H
*
1
*
Woofer fo control : fo = 60 Hz
*
0
Woofer fo control : fo = 80 Hz
*
0
1
Woofer fo control : fo = 100 Hz
*
1
0
WFC
Woofer fo control : fo = 120 Hz
07H
*
1
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