Address/Data sequence

correct device should be selected according to the individual address and data requirementss.

Part No.

Address/Data Bits

0~3

4

5

6~9

10

11

12

13

14

15

16

17

HT600

A0~A3 A4

¾ A6~A9

¾

AD11 AD12 AD13 AD14 AD15

¾¾

HT680

A0~A3 ¾¾ A6~A9

¾

AD11 AD12

¾

AD14 AD15

¾¾

HT6207 A0~A3 A4

¾ A6~A9

¾

A11

D12

D13

D14

D15

Note: ²¾² is a dummy code which is left ²open² and not bonded out.

²² is a dummy code which is set low and not bonded out.

Transmission enable

For the TE trigger type of encoders, transmission is enabled by applying a high signal to the TE pin.

But for the Data trigger type of encoders, it is enabled by applying a high signal to one of the data

pins D12~D15.

Flowchart

Note: D12~D15 are transmission enables of the HT6207.

TE is the transmission enable of the HT600/HT680.

HT600/680/6207

8

April 24, 2000

T r ans m i s s i on

enab l e d ?

No

Ye s

3 da t a w or ds

t r ans m i t t ed

Ye s

T r ans m i s s i on

s t i l l enabl ed ?

3 da t a w or ds

t r ans m i t t ed

c ont i n u ous l y

No

Po w e r o n

S t andby m ode