upd75212a Renesas Electronics Corporation., upd75212a Datasheet - Page 15

• Manufacturer Part Number: upd75212a
• Description: 4-bit Single-chip Microcomputer
• Manufacturer: Renesas Electronics Corporation.

Remarks
A d d r e s s
0 0 0 A H
0 0 0 C H
0 0 0 E H
0 0 0 0 H
0 0 0 2 H
0 0 0 4 H
0 0 0 6 H
0 0 0 8 H
0 0 2 0 H
0 0 7 F H
0 0 8 0 H
0 7 F F H
0 8 0 0 H
0 F F F H
1 0 0 0 H
1 F F F H
2 0 0 0 H
2 F 7 F H
In all cases other than those listed above, branch to the address with only the lower 8 bits of the PC
changed is enabled by BR PCDE and BR PCXA instructions.
MBE
MBE RBE
MBE RBE
MBE RBE
MBE RBE
MBE RBE
MBE RBE
MBE RBE
7
RBE
6
Internal Reset Start Address (Most Significant 6 Bits)
Internal Reset Start Address (Least Significant 8 Bits)
INTBT/INT4 Start Address
INTBT/INT4 Start Address
INT0 Start Address
INT0 Start Address
INT1 Start Address
INT1 Start Address
INTCSIO Start Address
INTCSIO Start Address
INTT0 Start Address
INTT0 Start Address
INTTPG Start Address
INTTPG Start Address
INTKS Start Address
INTKS Start Address
GETI Instruction Reference Table
Fig. 4-1 Program Memory Map
(Least Significant 8 Bits)
(Most Significant 6 Bits)
(Least Significant 8 Bits)
(Most Significant 6 Bits)
(Most Significant 6 Bits)
(Least Significant 8 Bits)
(Most Significant 6 Bits)
(Least Significant 8 Bits)
(Most Significant 6 Bits)
(Least Significant 8 Bits)
(Most Significant 6 Bits)
(Least Significant 8 Bits)
(Most Significant 6 Bits)
(Least Significant 8 Bits)
0
CALLF
!faddr
Instruction
Entry Address
BRCB
!caddr Instruction
Branch Address
BRCB
!caddr Instruction
Branch Address
BRCB
!caddr
Instruction
Branch Address
BR $ addr Instruction
Relative Branch
Address
(-15 to -1 and +2 to +16)
CALL !addr
Instruction
Subroutine Entry
Address
BR !addr
Instruction
Branch Address
Branch Destination
Address and
Subroutine Entry
Address to be Set
by GETI Instruction
PD75212A
15