Epson Research and Development

Page 5

Vancouver Design Center

 

 

 

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 012

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.

13705PLAY Diagnostic Utility

S1D13705

Issue Date: 01/07/04

X27A-B-005-04

Page 225
Image 225
Epson S1D13705 technical manual 13705PLAY Example