EM78P350N
8-Bit Microprocessor with OTP ROM
4
P8
P80
P81
P82
P83
P84
Functional Block Diagram
ROM
PC
Ext.
OSC.
Int.
RC
Ext.
RC
Start-up
Timer
WDT
Instruction
Register
8-level stack
(13 bit)
Oscillation
Generation
PWM1
(Timer 1)
PWM2
(Timer 2)
PWM3
(Timer 3)
Buzzer
SPI
PWM1
PWM2
PWM3
Buzzer
Out
Sin Sout
SCK
P7
P70
P71
P72
P73
P74
P75
P76
P77
Instruction
Decoder
Sub
OSC
Reset
ALU
Mux
.
TCC
CNTR 1
CNTR 2
TCC
CNTR1
CNTR2
P6
P60
P61
P62
P63
P64
P65
P66
P67
R4
RAM
ACC
R3
(Status Reg.)
Interrupt
Control
Register
LVD
LVR
P5
P50
P51
P52
P53
P54
P55
P56
P57
Interrupt
Circuit
ADC
Comparator
(CO) or OP
Ext INT
Ain0~7
Cin+ Cin- CO
Fig. 4-1 EM78P350N Functional Block Diagram
Product Specification (V 1.0) 09.14.2006
(This specification is subject to change without further notice)
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3
EMC [ ELAN MICROELECTRONICS CORP ]
