Epson GT-9500 [22/54] Parameter request

20 7/8/96-B

Parameter Request

(1) Code: ESC S

ASCII: ESC S

decimal: 27,83

hexadecimal: 1B,53

(2) Function: The scanner sends back the Data-Block listing the current parameter values

set in the scanner.

(3) Handshaking

1) ESC S code

2) Data-Block

(4) Contents of Data-Block

STX(02H) :Header

?? :Status byte(1byte)

37 :Number of data(2byte)

“C”,i :Color setting (Ref.ESC C)

“R”,n1,n2 :Resolution (Ref.ESC R)

“A”,n1,n2,n3,n4 :Scanning area (Ref.ESC A)

“D”,i :Data length (Ref.ESC D)

“B”,i :Digital halftoning (ESC B)

“L”,i :Brightness (Ref.ESC L)

“Z”,i :Gamma correction (Ref.ESC Z)

“H”,i1,I2 :Zooming (Ref.ESC Z)

“M”,i :Color Correction (Ref.ESC M)

“Q”,i :Sharpness (Ref.ESC Q)

“g”,i :Scanning mode (Ref.ESC g)

“K”,i :Data order (Ref ESC K)

“s”,i :Auto area segmentation (Ref.ESC s)

Note: The parameters (i and j) are 1 byte integer.

The parameters (n) are 2bytes integer. The lower byte should precede the higher byte.