MV I/O RS232 Serial Port DirectShow Filter
The MontiVision I/O RS232 Input and Output Filter is used to
communicate with an device via the RS232 port.
It has three major tasks:
- send I/O data from it`s I/O input pins to the RS232 device
- receive data from the the RS232 device and deliver it to the
corresponding I/O outputpins
- send periodically custom commands to the RS232 device
(e.g. sending ALIVE or polling messages).
The filter supports following I/O pin types:
| I/O Pin Type
|
min. value
|
max. value
|
size in bytes
|
|
UINT8
|
0 |
255 |
1 |
| INT8 |
-128 |
128 |
1 |
| UINT16 |
0 |
65535 |
2 |
| INT16 |
-32768 |
32767 |
| |