Epson Research and Development Page 5
Vancouver Design Center
13505VIRT Display Utility S1D13505
Issue Date: 01/02/02 X23A-B-004-04
13505VIRT Example
1. Type "13505virt /a" to automatically pan and scroll.
2. Press "b" to change the bit-per-pixel value from 16 to 15 bit-per-pixel.
3. Repeat step 2 for the following bit-per-pixel values:
16, 15, 8, 4, 2, and 1.
4. Press <ESC> to exit the program.
Comments
When using a PC with the S5U13505 evaluation board, the PC must not have more than 12M
bytes of system memory.
Program Messages
ERROR: Did not find a 13505 device.
The HAL was unable to read the revision code register on the S1D13505. Ensure that the S1D13505
hardware is installed and that the hardware platform has been set up correctly.
ERROR: Too many devices registered.
There are too many display devices attached to the HAL. The HAL currently supports only one
device.
ERROR: Could not register S1D13505F00A device.
A 13505 device was not found at the configured addresses. Check the configuration address using
the 13505CFG configuration program.
ERROR: Not enough display buffer memory for ?? BPP.
There was not enough memory for a virtual screen.