參數(shù)資料
型號(hào): SAA7712H
廠商: NXP SEMICONDUCTORS
元件分類: 數(shù)字信號(hào)處理
英文描述: Sound effects DSP(聲音效應(yīng)數(shù)字信號(hào)處理器)
中文描述: 0-BIT, 32.544 MHz, OTHER DSP, PQFP80
文件頁數(shù): 26/44頁
文件大小: 178K
代理商: SAA7712H
1
2
P
P
S
S
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0 1 1 1 0 0 0
A
C
K
A
C
K
A
C
K
A
C
K
A
C
K
address
S
0
ADDR H
ADDR L
DATA H
DATA M
R/W
MGD568
auto increment if repeated n-groups of 3 (2) bytes
P
A
C
K
DATA L
Fig.15 Master transmitter writes to the DSP registers.
S = START condition.
ACK = acknowledge from DSP (SDA LOW).
ADDR H and ADDR L = address DSP register.
DATA H, DATA M and DATA L = data of XRAM or registers.
DATA H and DATA M = data of YRAM.
P = STOP condition.
0 1 1 1 0 0 0
A
C
K
A
C
K
A
C
K
A
C
K
A
C
K
address
S
0
0 1 1
1
1 0 0
S
0
ADDR H
ADDR L
DATA H
R/W
MGA808 - 1
auto increment if repeated n-groups of 3 (2) bytes
P
A
C
K
A
C
K
DATA M
DATA L
R/W
Fig.16 Master transmitter reads from the DSP registers.
S = START condition.
ACK = acknowledge from DSP (SDA LOW).
ADDR H and ADDR L = address DSP register.
DATA H, DATA M and DATA L = data of XRAM or registers.
DATA H and DATA M = data of YRAM.
P = STOP condition.
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