Programmers User Manual

13.17 Zoom Position 1 Request Camera Control Command Type 1

Function To return present zoom position.

Command 00A4h

Parameter None

Length 2 byte Status

Range 00h (Wide End) ~ 80h (Tele End)

Reference •To assign zoom position by pre-assigned step value, within movable range.

•Possibly error will be within ±1% before executing Camera Reset command

and Camera ON command or after returning camera.

 Format of Control Code

d0 d1 d2 d3 d4 d5

Header Device Num Command End mark

FFh 30h 3Xh 00h A4h EFh

 Answer Format

 In case of No Error

d0 d1 d2 d3 d4 d5 d6 d7

Header Device Num Error Code Zoom Position End mark

FEh 30h 3Xh 30h 30h s0 s1 EFh

⇓

Present position indicates in hexadecimal 2 figures and its ASCII code is status value.

Example: s0 s1

64 ⇒ 40h ⇒ 34h 30h

 In case of Error

d0 d1 d2 d3 d4 d5

Header Device Num Error Code End mark

FEh 30h 3Xh e0 e1 EFh

⇓

Error Flag indicates in hexadecimal 2 figures and returns ASCII value.

Example: e0 e1

 In case of Busy : 00010000B ⇒ 10h ⇒ 31h 30h

 In case of Mode Error : 10010000B ⇒ 90h ⇒ 39h 30h

 Condition of Error flag to be set

Busy •In process of camera initializing operation by Camera Reset

command, etc.

•In case of executing Preset Move command

Mode Error •Not in status of Camera ON.

•Not in status of Host Control Mode.