NEC Versa 2400 Series Service Manual page 62

T
Memory Controller -
Supports ROM DOS up to 64MB by XIP, 16MB by EMS
Supports Shadow RAM from C0000-FFFFF
Supports SLOW and SELF Refresh DRAM
Supports Stagger Refresh
On-board memory up to 48MB
Supports Three Memory Banks
Supports Page Mode/Burst mode operation
Supports 512KBx8, 1Mx4, 1Mx16, 2Mx8 and 4Mx4 type DRAM
Supports 8 or 16 bit ROM configuration
Programmable DRAM timing for each bank
T
Power Management -
Supports up to Ten Programmable PMC Outputs
Supports Multiple Power Saving Mode
All Register Read/Writeable for 0V SUSPEND
Microsoft APM Compatible
Supports 0V SUSPEND
Demand Driven Clock Control
Supports RESUME/SUSPEND Key
Auto-Wake Up Function
Three Low Battery Monitor Input
System Operating Voltage from 3V to 5.5V
Low Power Consumption (at 3.3V)
Hardware Functional Overview 3-5