mpc89x53a Megawin Technology, mpc89x53a Datasheet - Page 10

• Manufacturer Part Number: mpc89x53a
• Description: 8-bit Micro-controller
• Manufacturer: Megawin Technology

Memory
Organization
10
FZWDTCR
Bit-7
7
Address Space for MPC89x53A embedded Flash memory
Bit-6
6
Address Space for MPC89x53A RAM
ISPAS1
Bit-5
5
Non-volatile register OR0
Non-volatile register OR1
MPC89x53A Data Sheet
OSCDN
ISPAS0
Bit-4
4
80-FF
00-FF
00-7F
00-
80-FF
Bit-3
off-chip memory, enabled by setting ERAM=1
indirect on-chip RAM,
3
RAM, Access it via direct addressing
on-chip expanded RAM (256B),
-
SFR, Access it via direct addressing
Access it via indirect addressing
Access it via MOVX instruction
0000 ~ Program Memory
2C00-3BFF
or 3400-3BFF
or 3800-3BFF ISP program memory.
MOVCL
Bit-2
2
(1KB, 2KB or 4KB )
depending on OR0[5:4]
HWBS
Bit-1
SB
1
MEGAWIN
LOCK
EN6T
Bit-0
0