UPD753012GC NEC, UPD753012GC Datasheet - Page 45

• Manufacturer Part Number: UPD753012GC
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

Remarks 1.
(3) Explanation of symbols under addressing area column
*10
*11
*1
*2
*3
*4
*5
*6
*7
*8
*9
MB = MBE•MBS
(MBS = 0-3, 15)
MB = 0
MBE = 0 : MB = 0 (00H-7FH)
MBE = 1 : MB = MBS (MBS = 0-3, 15)
MB = 15, fmem = FB0H-FBFH, FF0H-FFFH
MB = 15, pmem = FC0H-FFFH
(In Mk I mode)
(In Mk II mode)
faddr = 0000H-07FFH
taddr = 0020H-007FH
2.
3.
4.
PD753012
PD753016
PD753012
PD753017
PD753012
PD753016
PD753017
PD753012
PD753016
PD753017
753017
753016
753017
MB indicates memory bank that can be accessed.
In *2, MB = 0 independently of how MBE and MBS are set.
In *4 and *5, MB = 15 independently of how MBE and MBS are set.
*6 to *11 indicate the areas that can be addressed.
MB = 15 (F80H-FFFH)
caddr = 0000H-0FFFH(PC
caddr = 0000H-0FFFH(PC
caddr = 0000H-0FFFH(PC
addr1 = 0000H-2FFFH
addr1 = 0000H-3FFFH
addr1 = 0000H-5FFFH
addr = 0000H-2FFFH
addr = 0000H-3FFFH
addr = (Current PC) – 15 to (Current PC) – 1
addr1 = (Current PC) – 15 to (Current PC) – 1
(Current PC) + 2 to (Current PC) + 16
(Current PC) + 2 to (Current PC) + 16
1000H-1FFFH(PC
2000H-2FFFH(PC
1000H-1FFFH(PC
2000H-2FFFH(PC
3000H-3FFFH(PC
1000H-1FFFH(PC
2000H-2FFFH(PC
3000H-3FFFH(PC
4000H-4FFFH(PC
5000H-5FFFH(PC
13, 12
13, 12
13, 12
13, 12
13, 12
13, 12
13, 12
14, 13, 12
14, 13, 12
14, 13, 12
14, 13, 12
14, 13, 12
14, 13, 12
= 00B) or
= 01B) or
= 10B)
= 00B) or
= 01B) or
= 10B) or
= 11B)
= 000B) or
= 001B) or
= 010B) or
= 011B) or
= 100B) or
= 101B)
PD753012, 753016, 753017
Program memory addressing
Data memory addressing
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