DMC42C3008 Просмотр технического описания (PDF) - Daewoo Semiconductor

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производитель

DMC42C3008

4Bit Single Chip Microcontroller

Daewoo Semiconductor 

4Bit Single Chip Microcontroller

2

DMC42C3008

FEATURES

Memory mapped I/O

Program memory : 8192 x 10bits

Data memory : 512 x 4bits

Instructions

- Various bit manipulation

- 8-bit data operation

- 7-bit relative branch

- 1 byte absolute call

Instruction cycle times

- Main ( XI = 4.19MHz )

. 15.3 us ( XI/64 = 65.5KHz )

. 1.91 us ( XI/8 = 524.0KHz )

. 0.95 us ( XI/4 = 1.05MHz )

4 Register Bank

General register : 8 x 4-bit respectively

Accumulator

- Bit Accumulator (CY), 4 bit Accumulator (A),

8 bit Accumulator (XA)

PWM

- 14 bit PWM output X 1ch

8-bit serial communication interface

- External / Internal clock selection

- Mode : Transmit, Receive

Receive only

Clock continuous

8-bit A/D converter

- 8-bit successive approximate type

- 8 channels

- Sample and hold

- Conversion time : 17.1us at 4.19MHz

34 I/O Pins

- CMOS Pins : 13

- High voltage Pins : 21

- Internal pull-up resistor ( Mask option )

- Internal pull-down resistor ( Mask option )

Power saving mode

- STOP : Main clock, CPU clock stop

- STBY : Only CPU clock stop

Main clock operation

Multiple vectored interrupt source

- External interrupt : 4

- Internal interrupt : 6

Operating voltage range

- VDD = 5V ± 10%

- Vdisp = VDD - 40V

Watch timer(at 4.19MHz)

- fast mode : 3.91 msec

- normal mode : 0.5 sec

- buzzer output : 1, 2, 4 KHz

Basic interval timer

- 8 kinds of period

- Used stabilization wait timer to wake up

Stop mode

Package : 42 SDIP

APPLICATION

Microwave Oven, Home Appliances

One 8-bit timer / event counter

Watchdog timer

- 4 kinds of period

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