B69000 Asiliant Technologies, B69000 Datasheet - Page 108

• Manufacturer Part Number: B69000
• Manufacturer: Asiliant Technologies

Specifications of B69000

• Lead Free Status / Rohs Status: Supplier Unconfirmed

CR0A
read/write at I/O address 3B5h/3D5h with index at address 3B4h/3D4h set to 0Ah
This cursor is the text cursor that is part of the VGA standard and should not be confused with the hardware
cursor and popup (cursor 1 and cursor 2), which are intended to be used in graphics modes. This register
is entirely ignored in graphics modes.
7-6
5
4-0
&+,36
7
Reserved
Text Cursor Off
0: Enables the text cursor.
1: Disables the text cursor.
Text Cursor Start
These 5 bits specify which horizontal line of pixels within a character box is to be used to display
the first horizontal line of the cursor in text mode. The horizontal lines of pixels within a character
box are numbered from top to bottom, with the top-most line being number 0. The value specified
by these 5 bits should be the number of the first horizontal line of pixels on which the cursor is to be
shown.
Reserved
69000 Databook
Text Cursor Start Register
6
Text Cursor
Off
5
Subject to Change Without Notice
CRT Controller Registers
4
3
Text Cursor Start
2
Revision 1.3 8/31/98
1
0
9-15