em78f644n ELAN Microelectronics Corp, em78f644n Datasheet - Page 9

• Manufacturer Part Number: em78f644n
• Description: 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

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Product Specification (V0.1) 05.12.2008
(This specification is subject to change without further notice)
P80
P81
P82
P72
P73
P74
P75
P76
P77
P60
P61
P62
P63
P64
P65
P66
P67
P50
P51
P52
P53
P54
P55
P56
P57
P6
P5
P8
P7
Block Diagram
ACC
ALU
Flash ROM
Instruction
Instruction
Register
Decoder
(Status Reg.)
R3
Fig. 5 Functional Block Diagram
8-level stack
Interrupt
Interrupt
Register
Control
(13 bi t)
Circuit
Ext INT
PC
R4
Crystal
Oscillation
Generator
Reset
RAM
Mux
RC
Int.
Ext.
RC
TX,RX
UART
EEPROM
SO,SI,SCK
PWM,PDO
LVR
2*PWM
WDT
16 bit
8-Bit Microcontroller
TCC
TC2
TC1
8 bit
TC3
8bit
SPI
Cin2+,Cin2-,
EM78F644N
COMP
CO2
PWMA/B
TCC
TC3
TC2
TC1
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