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参数资料
| 型号： | TAS5518PAGRG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 消费家电 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP64 |
| 封装： | GREEN, PLASTIC, TQFP-64 |
| 文件页数： | 70/105页 |
| 文件大小： | 1514K |
| 代理商： | TAS5518PAGRG4 |
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Serial Control I2C Register Summary
59
SLES115 — August 2004
TAS5518
5
Serial Control I2C Register Summary
The TAS5518 slave address is 0x36. See the Serial Control I2C Register Bit Definitions chapter for complete
bit definitions.
Note that u indicates unused bits.
I2C
SUBADDRESS
TOTAL
BYTES
REGISTER FIELDS
DESCRIPTION OF CONTENTS
DEFAULT STATE
0x00
1
Clock control register
Set data rate and MCLK frequency
1. Fs = 48 kHz
2. MCLK = 256 Fs = 12.288 MHz
0x01
1
General status register
Clip indicator and ID code for the
TAS5518
0x01
0x02
1
Error status register
PLL, SCLK, LRCLK, and frame slip
errors
No errors
0x03
1
System control register 1
PWM high pass, clock set, un-mute
select, PSVC select
1. PWM high pass disabled
2. Auto clock set
3. Hard un-mute on clock error
recovery
4. PSVC HIZ disable
0x04
1
System control register 2
Automute and de-emphasis control
1. Automute timeout disable
2. Post-DAP detection automute
enabled
3. 8-Ch device input detection
automute enabled
4. Un-mute threshold 6 dB over input
5. No de-emphasis
0x05 – 0x0C
1
Channel configuration registers
Configure channels 1, 2, 3, 4, 5, 6, 7,
and 8
1. Enable backend reset
2. Valid low for reset
3. Valid low for mute
4. Normal BEPolarity
5. Don’t remap the output for the
TAS5182
6. Don’t go low-low in mute
7. Don’t remap Hi-Z state to
low-low state
0x0D
1
Headphone configuration
register
Configure headphone output
1. Disable backend reset sequence
2 Valid does not have to be low for
reset
3. Valid does not have to be low for
mute
4. Normal BEPolarity
5. Don’t remap output to comply
with 5182
6. Don’t go low-low in mute
7. Don’t remap HiZ state to
low-low state
0x0E
1
Serial data interface register
Set serial data interface to right
justified, I2S, or left justified
24-bit I2S
0x0F
1
Soft mute register
Soft mute for channels 1, 2, 3, 4, 5, 6,
7, and 8
Un-mute all channels
0x10 – 0x13
RESERVED
0x14
1
Automute control
Set auto-mute delay and threshold
1. Set auto-mute delay = 5 ms
2. Set auto-mute threshold less
than bit 8
0x15
1
Automute PWM threshold and
backend reset period
Set PWM auto-mute threshold, set
backend reset period
1. Set the PWM threshold the same
as the TAS5518 input threshold
2. Set backend reset
period = 5 ms
0x16
1
Modulation limit register
Set modulation index
97.7%
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