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Epson Research and Development Page 5
Vancouver Design Center
13705PLAY Diagnostic Utility S1D13705
Issue Date: 01/07/04 X27A-B-005-04
R[W] addr [count] Reads “count” of bytes or words from the address
specified by “addr”. If “count” is not specified,
then 16 bytes/words are read.
W[W] addr data . . . Writes bytes or words of data to address specified
by “addr”. Data can be multiple values
e.g. W 0 1 2 3 4 writes the byte values
1 2 3 4 starting at address 0).
I Initializes the chip with user specified
configuration.
M [bpp] Returns information about the current mode.
If “bpp” is specified then set the requested
color depth.
P 0|1|2 Sets software power save mode 0-2.
Power save mode 0 is normal operation.
H [lines] Halts after specified lines of display.
This feature halts the display during long
read operations to prevent
data from scrolling off the display.
Set 0 to disable.
Q Quits this utility.
? Displays Help information.
13705PLAY Example
1. Type “13705PLAY” to start the program.
2. Type "?" for help.
3. Type "i" to initialize the registers.
4. Type "xa" to display the contents of the registers.
5. Type "x 5" to read register 5.
6. Type "x 3 10" to write 10 hex to register 3.
7. Type "f 0 400 aa" to fill the first 400 hex bytes of display memory with AA hex.
8. Type "f 0 14000 aa" to fill 80k bytes of display memory with AA hex.
9. Type "r 0 ff" to read the first 100 hex bytes of display memory.
10. Type "q" to exit the program.