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6-5. Flash ROM1 address circuit
The Flash ROM1 address signals FA17 to FA20 are made by the following circuit.
The Flash ROM1 (LH28F016SCT-L95, 16M bits) is used for the application program.
Flash ROM1 (16M bits)
6-6. Memory map
The memory table is as follows:
CPU address BANK port Flash memory address NOTE
A19 A18 A17 FC2 FC1 FC0 BANK FA20 FA19 FA18 FA17 Memory block No. 8M bank 16M bank
H L L L L L 0 L L A18 A17 02 to 07
L H L L H 1 L H A18 A17 0A to 0F
H L H X X 2 A18 A17 L L 08,09
10,11,18,19
L H L 3 H L A18 A17 12 to 17
L H H 4 H H A18 A17 1A to 1F
H H H X X X Common LLLL00,01 Common
RAM enable 2CS 3CS 4CS 8CS CCS A18 A19 RAM BANK Flash BANK RAM1 RAM2 RAM3 RAM4 Flash1 Flash2 Flash pack CG MASK
No. RB0 RB1 RB2 RB3 RB4 FB0 FB1 FB2 CS A16 CS CS2 A16 CS A16 A17 A18 CS A16 A17 A18 CS A18 CS A18 CS A18 A19 A20 CS A18 A19
H L HHHH LLCOMXXXXXXXXLLHHXHXXXHXXXHXHXHXXXHXX
H HLHHHLLCOMXXXXXXXXLHHHXH XXXHXXXHXHX HXXXHXX
H HHLHHHL 0L HL L XXXXHXLHLHXXXHXXXHXHX HXXXHXX
1HHL L X XXXHXLHHHXXXHXXXHXHXHXXXHXX
H HHLHHHL L L HL XXXXHXHHXHXXXHXXXHXHXHXXXHXX
HL HL XXXXHXHHXHXXXHXXXHXHXHXXXHXX
H HHLHHHL L HHL XXXXHXHHXHXXXHXXXHXHX HXXXHXX
HHHLXXXXHXHHXHXXXHXXXHXHXHXXXHXX
H HHLHHHL 2LLLHLXXXHXHHXLLLLHXXXHXHXHXXXHXX
3HL L HL XXXHXHHXLHLLHXXXHXHX HXXXHXX
4L HL HL XXXHXHHXLLHLHXXXHXHX HXXXHXX
5HHL HL XXXHXHHXLHHLHXXXHXHX HXXXHXX
6L L HHL XXXHXHHXLLLHHXXXHXHX HXXXHXX
7HL HHL XXXHXHHXLHLHHXXXHXHXHXXXHXX
8L HHHL XXXHXHHXLLHHHXXXHXHX HXXXHXX
9HHHHL XXXHXHHXLHHHHXXXHXHX HXXXHXX
10L L L HHXXXHXHHXHXXXLLLLHXHXHXXXHXX
11HL L HHXXXHXHHXHXXXLHLLHXHXHXXXHXX
12L HL HHXXXHXHHXHXXXLLHLHXHX HXXXHXX
13HHL HHXXXHXHHXHXXXLHHLHXHX HXXXHXX
14L L HHHXXXHXHHXHXXXLLLHHXHXHXXXHXX
15HL HHHXXXHXHHXHXXXLHLHHXHXHXXXHXX
16L HHHHXXXHXHHXHXXXL L HHHXH X HXXXHXX
17HHHHHXXXHXHHXHXXXLHHHHXH X HXXXHXX
L XXXXXXX XXXXXXXXHXHLXHXXXXXXXXXXXXXXXXXX
X HHLHHHL HLLLXLHLHXHHXHXXXHXXXHXL L HXXXHXX
HLLLXHHLHXHHXHXXXHXXXHXL HHXXXHXX
X HHLHHHL LLLLLLLLHXHHXHXXXHXXXHXHXLLLLHXX
HLLLLLLLHXHHXHXXXHXXXHXHXLHLLHXX
LLLLHLLLHXHHXHXXXHXXXHXHX LLHLHXX
HLLLHLLLHXHHXHXXXHXXXHXHX LHHLHXX
LLLLLHLLHXHHXHXXXHXXXHXHXLLLHHXX
HLLLLHLLHXHHXHXXXHXXXHXHXLHLHHXX
LLLLHHLLHXHHXHXXXHXXXHXHXLLHHHXX
HLLLHHLLHXHHXHXXXHXXXHXHX LHHHHXX
X HHLHHHL XLLLXLXHHXHHXHXXXHXXXHXHXHXXXL L L
XLLLXHXHHXHHXHXXXHXXXHXHXHXXXL HL
X HHHLH LH XXXXXLXHHXHHXHXXXHXXXHXHXHXXXL L H
XXXXXHXHHXHHXHXXXHXXXHXHX HXXXLHH
H HHHL H LH XXXXXXXLHXHHXHXXXHXXXLA18HX HXXXHXX
H HHHHL HH XXXXXXXXHXHHXHXXXHXXXLA18HX HXXXHXX