DS89C420-ENL MAXIM [Maxim Integrated Products], DS89C420-ENL Datasheet - Page 14

• Manufacturer Part Number: DS89C420-ENL
• Description: Ultra-High-Speed Microcontroller
• Manufacturer: MAXIM [Maxim Integrated Products]

Figure 2. MEMORY MAP
FF
80
7F
2F
20
1F
00
Bit Addressable
128 Bytes
Indirect
Addressing
Bank 3
Bank 2
Bank 1
Bank 0
128 Bytes SFR
REGISTERS
INTERNAL
0000
3FFF
2000
1FFF
0000
03FF
INTERNAL
MEMORY
(Program)
prog mem
addr from
Memory
(Program)
400 - 7FF
Data OR
8K x 8
Memory
SRAM
8K x 8
Flash
1K x 8
Flash
14 of 58
FFFF
4000
0000
External
Program
Memory
FFFF
03FF
0000
External
Data
Memory
DS89C420