MG87FE/L2051 MEGAWIN [Megawin Technology Co., Ltd], MG87FE/L2051 Datasheet - Page 43

• Manufacturer Part Number: MG87FE/L2051
• Description: 8-bits microcontroll
• Manufacturer: MEGAWIN [Megawin Technology Co., Ltd]

17.
IFD: ISP/IAP Flash Data Register
Address=E2H, read/write, RESET=1111-1111
IFD is the data port register for ISP/IAP operation. The data in IFD will be written into the desired address in
operating ISP/IAP write and it is the data window of readout in operating ISP/IAP read.
If IMFT is indexed on IAPLB access, read/write IFD through SCMD flow will access the register content of IAPLB.
IFADRH: ISP/IAP Address for High-byte addressing
Address=E3H, read/write, Power On + RESET=0000-0000
IFADRH is the high-byte address port for all ISP/IAP modes.
IFADRL: ISP/IAP Address for Low-byte addressing
Address=E4H, read/write, Power On + RESET=0000-0000
IFADRL is the low byte address port for all ISP/IAP modes. In page erase operation, it is ignored.
IFMT: ISP/IAP Flash Mode Table
Address=E5H, read/write, Power On + RESET=XXXX-0000
Bit 7~4: Reserved
Bit 3~0: ISP/IAP operating mode selection
IFMT is used to select the flash mode for performing numerous ISP/IAP function.
IAPLB: IAP Low Boundary
Address=indirect, read/write, Power On + RESET=1111-1111
This document information is the intellectual property of Megawin Technology.
© Megawin Technology Co., Ltd. 2009 All rights reserved.
QP-7300-03D
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7
7
7
7
7
0
0
0
0
0
0
In System Programming (ISP)
MEGAWIN
MAKE YOU WIN
Bit[3:0]
0
0
0
0
1
1
6
6
6
6
6
Reserved
0
0
1
1
0
0
0
1
0
1
0
1
5
5
5
5
5
Standby
AP-memory read
AP-memory program
AP-memory page erase
IAPLB write
IAPLB read
4
4
4
4
4
Address
Address
IAPLB
Data
3
3
3
3
3
Mode
Mode Selection
2
2
2
2
2
MG87FE/L2051/4051/6051
1
1
1
1
1
Preliminary Ver 1.00
0
0
0
0
0