M69030 Asiliant Technologies, M69030 Datasheet - Page 204

• Manufacturer Part Number: M69030
• Manufacturer: Asiliant Technologies

Specifications of M69030

• Operating Temperature (min): 0C
• Operating Temperature Classification: Commercial
• Operating Temperature (max): 70C
• Rad Hardened: No
• Lead Free Status / Rohs Status: Supplier Unconfirmed

14-24
3
2
1
0
`efmp

Extended Status Read Enable
Flat Panel Overscan Color Enable
CRT Overscan Enable
Palette Addressing Select
69030 Databook
When enabled, the extended status read feature changes the functionality of three of the
palette registers in order to allow the status of the internal state machines and values of the
red and green data in the input holding register to be read. The affected palette registers
and their alternate functions are as follows:
0: Disable extended status read feature. This is the default after reset.
1: Enable extended status read feature.
Note:
data locations within the palette.
0: Disable the use of the flat panel overscan color (Overscan, bit 1). This is the default
after reset.
1: Enable the use of the flat panel overscan color (Overscan, bit 1).
0: Disable the use of the CRT overscan color (Overscan, bit 0). This is the default after
reset.
1: Enable the use of the CRT overscan color (Overscan, bit 0).
0: Select the standard 256-position palette for the main display image to be accessed via
the palette’s sub-indexing scheme. This is the default after reset.
1: Select the separate 8-position palette for cursor 1 and cursor 2 to be accessed via the
palette’s sub-indexing scheme.
Pixel Data Mask Register (PALMASK)
Palette Write Mode Index Register (PALWX)
Palette State Register (PALSTATE)
This feature must be disabled to permit normal accesses to the registers and color
Affected Register
Extension Registers
Returns the value of the red pixel data currently in the
data holding register.
Returns the value of the green pixel data currently in
the data holding register.
Returns the status of the internal state machines in
bits 7-2.
Alternate Function
Revision 1.3 11/24/99