28
7.
Return Data
10h 01h:ACK
When a command from the CONTROLLER is received normally, the DEVICE returns this command
as acknowledgment.
11h 12h:NAK
When a communication error is detected or an undefined COMMAND is received, the DEVICE
returns this command as not-acknowledgment.
BIT-7 to BIT-0 of DATA-1 will be set in accordance with the contents.
[DATA-1]
TIME OUT
FRAMING
ERROR
OVERRUN
ERROR
PARITY
ERROR
CHECKSUM
ERROR
SOFTWARE
OVERRUN
UNDEFINED
COMMAND
12h 11h : DEVICE TYTPE
The “00h 11h : DEVICE TYPE REQUEST” command is used for asking the specifications of the
HDR-100 used as DEVICE. When the DEVICE receives this command, it attaches 2-bytes
specification data to “12h 11h : DEVICE TYPE” and sends the information to the CONTROLLER.
HDR-100:
12h 11h B0h 01h
74h 04h : Current Time Code return (BCD)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Data 0
0
0
Tens of Frames
Frames
Data 1
0
Tens of Seconds
Seconds
Data 2
0
Tens of Minutes
Minutes
Data 3
0
0
Tens of Hours
Hours
Send: 61h 0Ch 01h 6Eh
Return: 74h 04h 01h 02h 03h 04h 82h (Time code 04:03:02:01)
F4h 01h : Current Track Length (BCD)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Data 0
0
0
Tens of Frames
Frames
Data 1
0
Tens of Seconds
Seconds
Data 2
0
Tens of Minutes
Minutes
Data 3
Tens of Hours
Hours
Send: E0h 01h E1h
Return: F4h 01h 29h 41h 56h 00h B5h (Track Length 00:56:41:29)
BIT-4
BIT-7
BIT-3
BIT-5
BIT-6
BIT-2
BIT-1
BIT-0
