M69030 Asiliant Technologies, M69030 Datasheet - Page 154

• 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

10-6
4, 1-0
`efmp

Character Map Select Bits for Character Map B
69030 Databook
These three bits are used to select the character map (character generator tables) to be
used as the primary character set (font). Note that the numbering of the maps is not
sequential.
Note: Bit 1 of the Memory Mode Register (SR04) must be set to 1 for the character font
select function of this register to be active. Otherwise, only character maps 0 and 4 are
available.
1 0
0 0
0 1
0 1
1 0
1 0
1 1
1 1
0 0
Bit
Bit 4
0
1
0
1
0
1
0
1
Map Number
0
4
1
5
2
6
3
7
Sequencer Registers
3rd 8KB of plane 2 at offset 16K
4th 8KB of plane 2 at offset 24K
5th 8KB of plane 2 at offset 32K
6th 8KB of plane 2 at offset 40K
7th 8KB of plane 2 at offset 48K
8th 8KB of plane 2 at offset 56K
2nd 8KB of plane 2 at offset 8K
1st 8KB of plane 2 at offset 0
Table Location
Revision 1.3 11/24/99