Rcr? - read cursor row – SIGMA LBA-708 User Manual

Page 257

Advertising
background image

Key Type Value

Description

1 to n. ‘n’ is the size of the frame buffer.
default = current frame

Column

I

1 to w. ‘w’ is the frame width
default = current cursor location


Returns:

RCC FrameNumber=f;Column=c;#dn..n(DAW)( DAW)…( DAW)( DAW)

Where:

f = frame

number

c

=

which column is being returned

# = pound

symbol

d

=

number of digits to follow in n..n

n..n

=

number of data words (i.e. column height)

(DAW) =

data word is two 8-bit data bytes, low byte followed by high byte

Each data word is a two’s complement fixed point value in one of the following formats:

siiiiiii ifffffff

LBA-300PC

-256 to 255.9921875

siiiiiii iiifffff

LBA-400PC

-1024 to 1023.96875

siiiiiii iiiiifff

LBA-500PC

-4096 to 4095.875

siiiiiii ifffffff

LBA-708PC

-256 to 255.9921875

siiiiiii iiifffff

LBA-710PC

-1024 to 1023.96875

siiiiiii iiiiifff

LBA-712PC

-4096 to 4095.875

siiiiiii iiiiiiif

LBA-714PC

-16384 to 16383.5

Where:

s

=

sign bit

i =

integer

f =

fraction


Use the :FST? command to determine the specific fixed point format of pixels in a frame. The
PixelBits parameter specifies the number of integer bits. The PixelBitsFraction parameter

specifies the number of fraction bits.

Operator’s Manual

LBA-PC

Doc. No. 10654-001, Rev 4.10

257

A.5.4.15 RCR? - read cursor row

:RCR? <configuration>

Advertising
This manual is related to the following products: