EM78F651N
8-Bit Microcontroller
5 Block Diagram
Flash
ROM
Int.
RC
Ext.
RC
Crystal
PC
Oscillation
Generator
5-levelstack
(13 bit)
Instruction
Register
WDT
Reset
TCC
TCC
Instruction
Decoder
P7
P77
Mux
ALU
P6
R4
P60
P61
P62
P63
P64
P65
P66
P67
RAM
LVD
LVR
Interrupt
Control
Register
R3
(Status Reg.)
ACC
P5
P50
P51
P52
P53
P54
P55
P56
P57
Interrupt
Circuit
EEPROM
Ext INT
Fig. 5-1 Functional Block Diagram
Product Specification (V1.1) 10.20.2006
(This specification is subject to change without further notice)
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