SPC8104 S-MOS Systems, SPC8104 Datasheet - Page 93

• Manufacturer Part Number: SPC8104
• Description: VGA LCD CONTROLLER
• Manufacturer: S-MOS Systems

bits 4
bits 0
SPC8104
Page Select Register
3CDh RW
n/a
Video Subsystem Enable Register
3C3h RW
n/a
Accessible only when AUX[05] Bit 1 = 1.
412-1.0
n/a
n/a
S-MOS Systems, Inc. • Tel: [phone] • Fax: [phone] • http://www.smos.com
Read Page bit
A 0 in this bit selects the lower 256K DRAM memory during CPU memory reads. A 1 in this bit
selects the upper 256K DRAM memory during CPU memory reads.
Write Page bit
A 0 in this bit selects the lower 256K DRAM memory during CPU memory writes. A 1 in this bit
selects the upper 256K DRAM memory during CPU memory writes.
n/a
n/a
Read Page
n/a
X15-SP-001-08.1
n/a
n/a
n/a
n/a
Hardware Functional Specification
n/a
n/a
Write
Page
Video
Subsystem
Enable
SP1-67