Block Diagram - Panasonic MN103S User Manual

2.2 Block Diagram

Table: 2.2.1 shows the block diagram focusing on the CPU.
Extension
function unit
Address register Data register
D0 SP
A0
MDR
A1 D1
D2 PSW
A2
A3 D3
Barrel
LU
AU
shifter
Operand address
Internal
AD converter 3-phase PWM
Figure:2.2.1 CPU Block Diagram
MCLK
Clock
IOCLK
generator
Watchdog
timer
Program
counter
AU
block
Instruction address
Operand data
RAM
Bus control block
Serial I/F 8-bit timer
Clock
PLL
Instruction execution
control block
Instruction
decoder
Interrupt
Instruction
control
queue
block
Instruction data
Internal
ROM
16-bit timer
Block Diagram
Chapter 2
CPU Basics
II - 3