Panasonic MN101C77C - Manual (Page 35)

I - 17
Chapter 1 Overview
Block Diagram
1-4 Block Diagram
1-4-1 Block Diagram
Figure 1-4-1 Block Diagram
CPU
MN101C
Low Speed
oscillator
ROM
48KB
RAM
3KB
8-Bit Timer 0
8-Bit Timer 1
8-Bit Timer 4
16-Bit Timer 7
SDA4B,RXD1A,SBI1A,P01
SCL4B,SBT1A,P02
TXD0A,SBO0A,P03
RXD0A,SBI0A,P04
SBT0A,P05
BUZZER,P06
TXD1A,SBO1A,P00
ROMUTB,TCIO0B,P11
TCO4A,P12
TCIO4B,P13
TCIO7,P14
RMOUTA,TCO0A,P10
ACZ,IRQ1,P21
IRQ2,P22
IRQ3,P23
IRQ4,P24
IRQ0,P20
SBI3,P50
SDA3,SBO3,P51 SCL3,SBT3,P52
SDA4A,P53 SCL4A,P54
KEY0,SDO0,P60 KEY1,SDO1,P61 KEY2,SDO2,P62 KEY3,SDO3,P63 KEY4,SDO4,P64 KEY5,SDO5,P65 KEY6,SDO6,P66 KEY7,SDO7,P67
P76,TCIO1
P75,SBT1B
P74,SBI1B,RXD1B
P73,SBO1B,TXD1B
P72,SBT0B
P71,SBI0B/RXD0B
P70,SBO0B,TXD0B
P77,TCIO5
P86,LED6
P85,LED5
P84,LED4
P83,LED3
P82,LED2
P81,LED1
P80,LED0
P87,LED7
PA5,AN5
PA4,AN4
PA3,AN3
PA2,AN2
PA1,AN1,DA1
PA0,AN0,DA0
OSC1 OSC2 XI XO VSS VDD MMOD
VREF+
NRST,P27
8-Bit Timer 5
D/A converter
A/D converter
PA6,AN6
VREF-
High Speed
oscillator
External Interrupt
Serial Interface 0
Serial Interface 1
Serial Interface 3
Serial Interface 4
Time Base Timer 6
Watchdog Timer
Automatic Transfer Controller
Port A
Port 8
Port 7
Port 0
Port 1
Port 2
Port 5 Port 6