Vaddio Canon VC-C50i Programmers - Manual (Page 171)

170
14.36 Display Time Setting
System Control Command Type 1
Function To set time data (hour, minute, second) to be indicated in the display.
Command 0091h
Length 7 byte
Hour Data 0~23
Minute Data 0~59
Parameter
Range
Second Data 0~59
Status None
Reference •The time data to be indicated are as followings.
p0 Fixed ⇒ 35h
p1~ p2 Hour Data ⇒ 00h~23h
p3~ p4 Minute Data ⇒ 00h~59h
p5~ p6 Second Data ⇒ 00h~59h
•At the moment of power ON, to be set 00 hour 00 minute 00 second by
default.
•Setting data is set BCD type hexadecimal. (20 in decimal equal to 20h)
•Time setting data is to be directly set in inside Clock IC.
Format of Control Code
d0 d1 d2 d3 d4
Header Device Num Command
FFh 30h 3Xh 00h 91h
d5 d6 d7 d8 d9 d10 d11 d12
Fixed Hour Data Minute Data Second data End mark
35h p1 p2 p3 p4 p5 p6 EFh
⇓
Time data indicates in BCD type hexadecimal 6 figures and parameter value is
its ASCII code.
Example:
p1 p2 p3 p4 p5 p6
hour17 minute30 second25 ⇒ 31h 37h 33h 30h 32h 35h
Answer Format
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 No Error :
00000000B ⇒ 00h ⇒ 30h 30h
In case of Parameter Error : 01010000B ⇒ 50h ⇒ 35h 30h
In case of Mode Error : 10010000B ⇒ 90h ⇒ 39h 30h
Condition of Error flag to be set
Parameter Error •In case of assigned parameter outside range.
Mode Error
•Not in status of Camera ON.
•Not in status of Host Control Mode.