m3488q1 STMicroelectronics, m3488q1 Datasheet - Page 14

• Manufacturer Part Number: m3488q1
• Description: 256 X 256 Digital Switching Matrix
• Manufacturer: STMicroelectronics

M3488
14/18
INSTRUCTION2: OUTPUT CHANNEL DISCONNECTION
INSTRUCTION3: LOADING ON A PCM OUTPUT CHANNEL FROM A MICROPROCESSOR BYTE
INSTRUCTION4: TRANSFER OF A SINGLE PCM SAMPLE
Notes : S7...S0 is a parallel copy of a P CM data, S7 is the most significant digit and the first of the sequence.
Yes/no
Match C/D CS WR RD
Match C/D CS WR RD
Match C/D CS WR RD
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
X
X
X
X
X
X
X
X
Control Signals
Control Signals
Control Signals
0
0
1
0
1
0
0
0
0
1
0
1
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
0
0
0
1
1
1
1
1
0
0
1
1
1
0
0
1
1
1
1
1
0
0
(Bo2
(Bo2
(Bo2
(Ci7
D7
D7
C7
A7
D7
C7
A7
S7
A7
(1
X
X
X
X
X
X
X
X
X
X
X
1
Bo1
Bo1
Bo1
D6
Ci6
D6
C6
A6
D6
C6
A6
S6
A6
X
X
X
1
X
X
X
X
X
X
X
X
1
Bo0
Bo0
Bo0
D5
Ci5
D5
C5
A5
D5
C5
A5
S5
A5
X
X
X
X
X
X
1
X
X
X
X
X
1
Data Bus
Co4 Co3 Co2 Co1 Co0 2
Data Bus
Co4 Co3 Co2 Co1 Co0 2
Data Bus
Co4 Co3 Co2 Co1 Co0 4th Data Byte: selected output channel..
D4
Ci4
Ci4
D4
C4
D4
C4
S4
X
X
X
X
1
1
1
X
X
X
1
1
1
1
1
D3
Ci3
Ci3
D3
C3
D3
C3
S3
X
X
0
1
0
0
X
X
1
0
0
0
1
0
0
Bo2 Bo1 Bo0 1
Bo2 Bo1 Bo0 1
Bo2 Bo1 Bo0 3
D2
Ci7
Ci2
Ci2
D2
C2
S2
D2
C2
0
1
1
1
0
1
1
1
1
1
1
D1
Ci6
Ci1
D1
C1
S1
D1
Ci1
C1
1
1
1
1
1
1
1
0
1
1
1
Ci0)
D0
Ci5
Ci0
D0
C0
S0
D0
C0
1)
1)
0
1
1
1)
1)
1
1
0
1
Instruction Opcode
OR1: CM Content Copy (output
channel is inactive)
OR2: that is.
Instruction Opcode
OR1: CM Content Copy if C8 = 1; or
OR2: that is.
1
be inserted.
2
be inserted.
Instruction Opcode
OR1: CM content copy, that is,
for mismatch condition,
for match condition
OR2: that is.
st
nd
st
nd
st
nd
rd
Data Byte: selected output bus.
Data Byte: selected output bus.
Data Byte: most significant digits to
Data Byte: selected output channel.
Data Byte: selected output bus.
Data Byte: selected output channel.
Data Byte: least significant digits to
SM Content Sample if C8 = 0
Notes
Notes
Notes