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MCU
30281FA
KEY BOARD IC703
4
I/O
Port P0
Ports
Internal Peripheral Functions
Timer A0 (16 bits)
Timer A1 (16 bits)
Timer A2 (16 bits)
Timer A3 (16 bits)
Timer A4 (16 bits)
Timer B0 (16 bits)
Timer B1 (16 bits)
Timer B2 (16 bits)
3-phase PWM
M16C/60 series 16-bit CPU Core
3
8
4
Port P1
Port P2
Port P3
Timer
Timer S
Input Capture (8 channels)
Output Compare (8 channels)
A-D converter
(10bits x 13 channels)
DMAC (2 channels)
Registers
R0H
R0L
R0H
R0L
R1H
R1L
R1H
R1L
R2
R2
R3
R3
A0
A0
A1
A1
FR
FB
SB
8
8
8
Port P6
Port P7
Port P8
Serial Ports
U(S)ART/SIO (channel 0)
U(S)ART/SIO (channel 1)
2
U(S)ART/SIO/I
C/IEbus
(channel 2)
SIO (channel 3)
Multi-master I
2
C BUS
Memory
Program Counter
PC
Stack Pointers
ISP
USP
Vector Table
INTB
Flag Register
FLG
Multiplier
11
4
8
Port P9
Port P10
System Clock Generator
Xin-Xout
Xcin-Xcout
PLL frequency synthesizer
Ring Oscillator
Watchdog Timer
Low voltage detect
Flash ROM
Flash ROM
(Data Flash)
RAM
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