4 and, 6 to, 10 indicates an addressable area – NEC PD750008 User Manual
Page 263
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CHAPTER 11 INSTRUCTION SET
(3) Explanation of symbols used for the addressing area column
Remarks 1. MB represents an accessible memory bank.
2. For
*
2, MB = 0 regardless of the setting of MBE and MBS.
3. For
*
4 and
*
5, MB = 15 regardless of the setting of MBE and MBS.
4. Each of
*
6 to
*
10 indicates an addressable area.
*
1
MB = MBE · MBS
(MBS = 0, 1, 15)
*
2
MB = 0
*
3
MBE = 0 : MB = 0 (00H – 7FH)
MB = 15 (F80H – FFFH)
MBE = 1 : MB = MBS (MBS =0, 1, 15)
*
4
MB = 15, fmem = FB0H – FBFH,
FF0H – FFFH
*
5
MB = 15, pmem = FC0H – FFFH
*
6
addr, addr1 = 0000H – 0FFFH
*
7
addr , addr1 = (Current PC) – 15 to (Current PC) – 1
(Current PC) + 2 to (Current PC) + 16
*
8
caddr = 0000H – 0FFFH
caddr = 0000H – 0FFFH (PC
12
= 0) or
1000H – 17FFH (PC
12
= 1)
caddr = 0000H – 0FFFH (PC
12
= 0) or
1000H – 1FFFH (PC
12
= 1)
caddr = 0000H – 0FFFH (PC
13
, PC
12
= 00B) or
1000H – 1FFFH (PC
13
, PC
12
= 01B) or
2000H – 2FFFH (PC
13
, PC
12
= 10B) or
3000H – 3FFFH (PC
13
, PC
12
= 11B)
*
9
faddr = 0000H – 07FFH
*
10
taddr = 0020H – 007FH
*
11
For MkII mode only
addr1 = 0000H – 0FFFH (µPD750004)
0000H – 17FFH (µPD750006)
0000H – 1FFFH (µPD750008)
0000H – 3FFFH (µPD75P0016)
Data memory
addressing
Program memory
addressing
µPD750004
µPD750006
µPD750008
µPD75P0016
µPD750004
µPD750006
µPD750008
µPD75P0016
addr, addr1 = 0000H – 17FFH
addr, addr1 = 0000H – 1FFFH
addr, addr1 = 0000H – 3FFFH