Programmers User Manual

13.10 Focus Range Request Camera Control Command Type 1

Function To return movable range of focus.

Command 00B1h

Length 1 byte Parameter

Value 2h

Length 8 byte Status

Range Change according to zoom position.

Reference

 Format of Control Code

d0 d1 d2 d3 d4 d5 d6

Header Device Num Command Parameter End mark

FFh 30h 3Xh 00h B1h 32h EFh

 Answer Format

 In case of No Error

d0 d1 d2 d3 d4

Header Device Num Error Code

FEh 30h 3Xh 30h 30h

d5 d6 d7 d8 d9 d10 d11 d12 d13

Minimum Movable value Maximum Movable value End mark

s0 s1 s2 s3 s4 s5 s6 s7 EFh

⇓

Movable Range indicates in hexadecimal 8 figures and its ASCII is status value.

Example:

Movable Min. Value s0 s1 s2 s3

256 ⇒ 0100h ⇒ 30h 31h 30h 30h

Movable Max. Value s4 s5 s6 s7

512 ⇒ 0200h ⇒ 30h 32h 30h 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 2 figures hexadecimal and returns ASCII code 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.