MPC89x54AE MEGAWIN [Megawin Technology Co., Ltd], MPC89x54AE Datasheet - Page 9
MPC89x54AE
Manufacturer Part Number
MPC89x54AE
Description
8-bit micro-controller
Manufacturer
MEGAWIN [Megawin Technology Co., Ltd]
Datasheet
1.MPC89X54AE.pdf
(38 pages)
- Current page: 9 of 38
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Memory
Organization
MEGAWIN
FZWDTCR
Bit-7
7
Address Space for MPC89x54A Embedded Flash Memory
Bit-6
6
Address Space for MPC89x54A RAM
ISPAS1
Bit-5
5
Non-volatile register OR0
Non-volatile register OR1
MPC89x54A Data Sheet
OSCDN
ISPAS0
Bit-4
4
80-FF
0000-03FF on-chip expanded RAM (1024B),
00-7F
80-FF
0000-
Bit-3
indirect on-chip RAM,
3
RAM, Access it via direct addressing
-
SFR, Access it via direct addressing
Access it via indirect addressing
Access it via MOVX instruction
off-chip memory, enabled by setting ERAM
0000-3FFF Program Memory (16KB)
4000-FBFF NonVolatile data memory
MOVCL
Bit-2
2
shared with ISP program
memory.
ISP program could take
1KB, 2KB or 4KB
depending on OR0[5:4]
HWBS
Bit-1
SB
1
LOCK
EN6T
Bit-0
0
9
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