Sony XCD-SX90 Техническое руководство - Страница 26
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Control of IIDC Optional Features
Check if the camera is equipped with optional features by reading bit 3 of BASIC_FUNC_INQ.
Address
F0F00400
(BASIC_FUNC_INQ)
Check the supported feature by reading
Opt_Function_Inq.
Address
Data
F0F0040Ch
50000000h
Opt_Function
_Inq
PIO control
Check the offset address of PIO.
Address
Data
F0F00484h
003C8100h
PIO_Control_
CSR_Inq
F0F20400h indicates the address of the PIO output port.
F0F20404h indicates the address of the PIO input port.
Address
Data
F0F20400h
0000000dh
F0F20404h
0000000dh
26
Data
9080018F
Bit
0
1
Does not support PIO.
2
Does not support SIO.
3
Supports Strobe
output.
Control register address
F0F20400h
Outputs a signal to the output
port. (d = 0 to 3)
Reads the status of the input
port. (d = 0 to 3)
0
Vendar unique feature exists.
1
Does not support the error status in video mode.
2
Does not support the feature control error.
3
The optional feature exists.
8
1394b mode is available.
16
The power control is not available.
19
OneShot is available.
20
MultiShot is available.
28..31
15 memory channels
Strobe control
Check the offset address of Strobe control.
Address
F0F0048Ch
003C8000h
Strobe_output
_CSR_Inq
F0F20200h indicates the control address of the strobe
signal.
Address
F0F20200h
80000000h
82000000h
82dddwwwh
Data
Control register address
F0F20000h
Data
Output signal
A strobe signal is not output.
Outputs the signal indicating
the exposure time.
(ExposureOut)
Outputs a signal having a
width "www" after a delay
"ddd" from the start of
exposure. The unit is µs.