upd78f0103 Renesas Electronics Corporation., upd78f0103 Datasheet - Page 61

• Manufacturer Part Number: upd78f0103
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

3.3.3 Table indirect addressing
3.3.4 Register addressing
[Function]
[Illustration]
[Function]
[Illustration]
Table contents (branch destination address) of the particular location to be addressed by bits 1 to 5 of the
immediate data of an operation code are transferred to the program counter (PC) and branched.
This function is carried out when the CALLT [addr5] instruction is executed.
This instruction references the address stored in the memory table from 40H to 7FH, and allows branching to
the entire memory space.
Register pair (AX) contents to be specified with an instruction word are transferred to the program counter (PC)
and branched.
This function is carried out when the BR AX instruction is executed.
Effective address+1
Effective address
Operation code
rp
PC
7
15
PC
15
15
7
7
1
0
CHAPTER 3 CPU ARCHITECTURE
1
0
6
Memory (Table)
User’s Manual U15836EJ5V0UD
A
5
0
High Addr.
Low Addr.
0
ta
0
4–0
0
0
8
0
1
7
7
0
1
8
0
8
0
7
0
7
6
1
X
5
0
0
1
0
0
0
61