saa7712h NXP Semiconductors, saa7712h Datasheet - Page 26

• Manufacturer Part Number: saa7712h
• Description: Sound Effects Dsp
• Manufacturer: NXP Semiconductors

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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.
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.
S
S
0
0
0 1 1 1 0 0 0
0 1 1 1 0 0 0
address
address
R/W
R/W
A
C
K
A
C
K
ADDR H
ADDR H
A
C
K
Fig.16 Master transmitter reads from the DSP registers.
Fig.15 Master transmitter writes to the DSP registers.
A
C
K
ADDR L
ADDR L
A
C
K
S
0
0 1 1
A
C
K
1 0 0
DATA H
R/W
1
A
C
K
auto increment if repeated n-groups of 3 (2) bytes
DATA H
A
C
K
auto increment if repeated n-groups of 3 (2) bytes
A
C
K
DATA M
DATA M
A
C
K
C
A
K
DATA L
DATA L
MGA808 - 1
MGD568
C
A
C
K
A
K
P
P