参数资料
型号: MAS3519F
厂商: MICRONAS SEMICONDUCTOR HOLDING AG
元件分类: Codec
英文描述: MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec
中文描述: 新加坡金融管理局35x9F的MPEG 2 / 3层,AAC音频解码器,G.729的附件A编解码器
文件页数: 23/92页
文件大小: 1186K
代理商: MAS3519F
DATA SHEET
MAS 35x9F
Micronas
June 30, 2004; 6251-505-1DS
23
3.2.1. Write Direct Configuration Registers
The write protocol for the direct configuration registers
only consists of device address, subaddress and one
16-bit data word.
3.2.2. Read Direct Configuration Register
To check the PUP1 and PUP2 power-up flags, it is
necessary to read back the content of the direct config-
uration registers.
Fig. 3–1:
Example of an I
2
C bus protocol for the MAS 35x9F (MSB first; data must be stable while clock is high)
Table 3–2:
I
2
C subaddresses
Sub-
address
(hex)
I
2
C-
Register
Name
Function
Direct Configuration
6A
CONTROL
Controller writes to
MAS 35x9F CONTROL
register
76
DCCF
Controller writes to first
DC/DC configuration reg-
ister
77
DCFR
Controller writes to
second DC/DC configura-
tion register
DSP Core Access
68
data_write
Controller writes to
MAS 35x9F DSP
69
data_read
Controller reads from
MAS 35x9F DSP
Codec Access
6C
codec_write
Controller writes to
MAS 35x9F codec regis-
ter
6D
codec_read
Controller reads from
MAS 35x9F codec regis-
ter
S
DW
subaddr.
W
A
P
d3,d2
d1,d0
A
A
A
S
DW
subaddr.
S
DR
P
d3,d2
A
N
W
A
A
W
A
d1,d0
high byte data
low byte data
A
P
Example: I2C write access
SDA
SCL
1
0
S
P
DR
Example: I
2
C read access
DW
subaddress
S
DW
subaddress
high byte data
low byte data
P
N
W = Wait
A = Acknowledge (Ack)
N = Not Acknowledge (NAK)
S = Start
P = Stop
S
S
A
W
A
W
A
A
A
W
A
A
W
W
相关PDF资料
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MAS3529F MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec
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相关代理商/技术参数
参数描述
MAS3529F 制造商:MICRONAS 制造商全称:MICRONAS 功能描述:MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec
MAS3539F 制造商:MICRONAS 制造商全称:MICRONAS 功能描述:MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec
MAS3549F 制造商:MICRONAS 制造商全称:MICRONAS 功能描述:MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec
MAS3559F 制造商:MICRONAS 制造商全称:MICRONAS 功能描述:MAS 35x9F MPEG Layer 2/3, AAC Audio Decoder, G.729 Annex A Codec
MAS3587F 制造商:未知厂家 制造商全称:未知厂家 功能描述:MPEG Layer 3 Audio Encoder/Decoder