EM78P417N/418N/419N
8-Bit Microprocessor with OTP ROM
4 Functional Block Diagram
WDT Timer
P C
STACK 0
STACK 1
STACK 2
STACK 3
STACK 4
STACK 5
STACK 6
STACK 7
WDT
Time-out
Prescaler
OSCI
Oscillator/
/ INT
OSCO
ROM
Timming
Control
Prescaler
TCC
/RESET
Interrupt
Control
Instruction
Register
R1(TCC)
ALU
Instruction
Decoder
Sleep
&
RAM
Wake Up
Control
ACC
R3
R4
DATA & CONTROL BUS
Comparators
3 PWM s
12ADC
IOC7
R7
IOC5
R5
IOC6
R6
PP PPP
7 7 7 7 7
0 1 2 3 4
P PPP PP PP
5 5 5 5 5 5 5 5
0 1 2 3 4 5 6 7
P PP PPPP P
6 6 6 6 6 6 6 6
0 1 2 3 4 5 6 7
Fig. 4-1 EM78P417/8/9N Functional Block Diagram
4 •
Product Specification (V1.0) 06.23.2005
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
