M34116 INSTRUCTION SET (continued)

INSTRUCTION 2: M34116 CHANNEL CONNECTION IN TRANSPARENT MODE

Four bytes are needed:

Control Signal

Data Bus

CS

RD

C/D

WR

D7

D6

D5

D4

D3

D2

D1

D0

0

1

0

0

X

X

X

Al4

Al3

Al2

Al1

Al0

0

1

0

0

X

X

X

AO4

AO3

AO2

AO1

AO0

0

1

0

0

X

X

C5

C4

C3

C2

C1

C0

01

10

X

X

X

X

0

011

y Al4–Al0:

Al4 = 1

Al4 = 0

Al3–Al0

Input attenuationor gain (

±15dB)

gain

attenuation

value in dB (0–15)

y AO4–AO0:

AO4 = 1

AO4 = 0

AO3–AO0

output attenuation or gain (

±15dB)

gain

attenuation

value in dB (0–15)

y C5–C0: Channel number (0–63)

INSTRUCTION 3: M34116 CHANNEL DISCONNECTION

This instruction is necessary to disconnect a party from a conference, to end a transparent mode con-

nection or to end a tone generation.

Two bytes are needed (same format as M116):

Control Signal

Data Bus

CS

RD

C/D

WR

D7

D6

D5

D4

D3

D2

D1

D0

0

1

0

0

X

X

C5

C4

C3

C2

C1

C0

0

1

1

0

XX

XX

1

1

1

1

# C5–C0: Channel number (0–63)

One time frame must exist between disconnection and connection of the same channel.

INSTRUCTION 4: M34116 OVERFLOW INFORMATION

Single byte instruction:

Control Signal

Data Bus

CS

RD

C/D

WR

D7

D6

D5

D4

D3

D2

D1

D0

01

10

X

X

B1

B0

1

010

y B1–B0: Bank Selection (0–3)

Conference overflow information is sent out, after this instruction, in the data bus (D7–D0) when RD

goes low according to the Bank selection value:

Control Signal

Bank

Selection

Conference Number

CS

RD

C/D

WR

B1

B0

D7

D6

D5

D4

D3

D2

D1

D0

0

0

0

1

007654321

X

0

0

0

1

0

1

15

14

13

12

11

10

9

8

0

0

0

1

1

0

23

22

21

20

19

18

17

16

0

0

0

1

1

1

X

X

29

28

27

26

25

24

M34116

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