BL1102series

http://www.belling.com.cn

- 3 -

8/22/2006

Total 9 Pages

Wrote by 2006

Table1. Circuit Function

Type

Pulse (PPS)

Flash (ms)

Break/Make

Ratio (B/M)

Hands-free

Lock

Control

Assembly

(PDIP)

BL1102

10

98 / 305 / 600

Pin Selection

N

N

22

BL1102A

10

98 / 305 / 600

Pin Selection

Y

N

24

BL1102L

10

98 / 305 / 600

Pin Selection

N

Y

22

BL1102AL

10

98 / 305 / 600

Pin Selection

Y

Y

24

Table 2

Current State

Next State

Hook switch

HFO

input

Hands-free output

( HFO )

dialing

－

Low

HFI

↓

High

Y

On hook ( HKS=1)

High

HFI

↓

Low

－

Off hook ( HKS=0)

High

HFI

↓

Low

Y

On hook ( HKS=1)

－

Off hook

Low

Y

off hook ( HKS=0)

Low

on hook

Low

－

off hook ( HKS=0)

High

On hook

High

Y

Function Description

Keyboard Operation

C1

C2

C3

C4

DP/C5

1

2

3

EM1

MUTE

4

5

6

EM2

CD

7

8

9

EM3

F1

*/T

0

#

SAVE

F2

MUTE: mute on/off

P: pause

CD: call disconnect

RD: one-key redial

S: double-key store

A: 自动拨号键

EM1-EM3: 16 digit emergency number store disconnect

SAVE: 32 位备忘存储键

F1, F2, F3: flash time 98/305/600ms store

R1

R2

R3

R4

R5

RD

S

A

P

F3

#: Invalid under pulse state while refer to double tone multifrequency of the

corresponding row and column

Genera l Dialing

b . Dialing length is unlimited, but the re-dial is inhibited if it oversteps 32 digits

Re-dialing