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MPC89x53AF Datasheet(PDF) 9 Page - Megawin Technology Co., Ltd

Part # MPC89x53AF
Description  8-bit micro-controller
PDF  38 Pages
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Manufacturer  MEGAWIN [Megawin Technology Co., Ltd]
Direct Link  http://www.megawin.com.tw/megawin_EN/Index.asp
Logo MEGAWIN - Megawin Technology Co., Ltd

MPC89x53AF Datasheet(HTML) 9 Page - Megawin Technology Co., Ltd

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Memory
Organization
00-7F
RAM, Access it via direct addressing
80-FF
SFR, Access it via direct addressing
80-FF
indirect on-chip RAM,
Access it via indirect addressing
00-FF
on-chip expanded RAM (256B),
Access it via MOVX instruction
00-
off-chip memory, enabled by setting ERAM=1
Address Space for MPC89x53A RAM
0000 ~
Program Memory
2C00-3BFF
or 3400-3BFF
or 3800-3BFF
ISP program memory.
(1KB, 2KB or 4KB )
depending on OR0[5:4]
Address Space for MPC89x53A embedded Flash memory
Bit-7
Bit-6
Bit-5
Bit-4
Bit-3
Bit-2
Bit-1
Bit-0
ISPAS1
ISPAS0
-
MOVCL
SB
LOCK
Non-volatile register OR0
7
6
5
4
3
2
1
0
FZWDTCR
OSCDN
HWBS
EN6T
Non-volatile register OR1
MEGAWIN
MPC89x53A Data Sheet
9



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