QNX RTOS v4 Knowledge Base
QNX RTOS v4 Knowledge Base
| Title |
Bi-Directional Parallel port driver for QNX4 |
| Ref. No. |
QNX.000005436 |
| Category(ies) |
Input Devices, Development, Character I/O |
| Issue |
Does QNX4 have a bi-directional parallel port driver that can be used to receive unsolicited status from an external device attached to it?
|
| Solution |
QNX4 does not come with a bi-directional parallel port driver.
The source code for the QNX4 uni-directional Parallel Port driver (Dev.par) can be downloaded from the QUICS directory. You may modify this source to include the support you require. (Free Software section on the support.qnx.com webpage):
x09/usr/free/qnx4/os/samples/Dev_drivers/ |
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