Toshiba IK-HD1C, Спецификация

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4-3. Do not transmit a next command from the time you transmit a command code to the camera until you finish receiving a return code.
Allow for at least 50mS from the time you receive a return code until you transmit a next command.
4-2. If the product fails to receive up to the 4th byte of data within about two seconds after receiving the 1st byte of command code from
the PC, the product will judge the status as a communication error about the reception, and transmit a return code (15 01 FF FF).
Camera to PC
PC to camera
1st byte 2nd byte 3rd byte 4th byte
100µS or more
Command
4-1. Camera communications consist of receiving a four-byte command code from the PC and then
4.Communication procedure
communicating a four-byte return code from the camera.
* The same is true in the case of an overrun error or framing error. About two seconds after such an error occurs, the product will
transmit a return code (15 01 FF FF).
* Transmitting any of the following commands before a return code transmission will cause that command to be ignored
(unidentified)..
1st byte 2nd byte 3rd byte 4th byte
Approx.100
μ
S to 50mS
Return
Max 2 sec