HD64F3437TFI16V Renesas Electronics America, HD64F3437TFI16V Datasheet - Page 52

• Manufacturer Part Number: HD64F3437TFI16V
• Description: MCU FLASH 60K 100-TQFP
• Manufacturer: Renesas Electronics America

Specifications of HD64F3437TFI16V

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.1.2
The H8/300 CPU supports an address space with a maximum size of 64 kbytes for program code
and data combined. The memory map differs depending on the mode (mode 1, 2, or 3). For details,
see section 3.4, Address Space Map in Each Operating Mode.
2.1.3
Figure 2.1 shows the internal register structure of the H8/300 CPU. There are two groups of
registers: the general registers and control registers.
20
Address Space
Register Configuration
General registers (Rn)
Control registers
15
7
R0H
R1H
R2H
R3H
R4H
R5H
R6H
R7H
CCR
(SP)
0 7
PC
7
I U H U N Z V C
Figure 2.1 CPU Registers
6
5
R0L
R1L
R2L
R3L
R4L
R5L
R6L
R7L
4
3 2 1 0
0
0
SP: Stack pointer
PC: Program counter
CCR: Condition code register
Carry flag
Overflow flag
Zero flag
Negative flag
Half-carry flag
Interrupt mask bit
User bit
User bit