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MTU420

Myson
Part Number MTU420
Manufacturer Myson
Description 4-Bit Micro-Controller
Published Dec 15, 2006
Detailed Description www.DataSheet4U.com MYSON TECHNOLOGY FEATURES • MTU420 4-Bit Micro-Controller with LCD Driver, 2K Word Wide operating...
Datasheet PDF File MTU420 PDF File

MTU420
MTU420

Overview
www.
DataSheet4U.
com MYSON TECHNOLOGY FEATURES • MTU420 4-Bit Micro-Controller with LCD Driver, 2K Word Wide operating voltage range: Supply Voltage 4.
5V to 5.
5V 4V to 5V 2.
4V to 3.
3V 1.
2V to 1.
65V • Cycle Time 122µs,280ns 122µs,280ns 122µs,2.
2us 122µs Clock Usage dual clock dual clock dual clock slow clock only Remark Max.
3.
58MHz Max.
3.
58MHz Max.
455KHz 32.
768KHz • • • • • • • • • • • • • 118 instruction sets: - Binary addition, subtraction, BCD adjustment, logical operation in direct addressing mode and index addressing mode.
- Single-bit manipulation (set, reset, decision for branch).
- 4-bit input/output.
- Various conditional branches.
- 16 working registers and manipulation.
- LCD driver data transfer.
- Look-up table.
- Programmable option.
- System clock selection.
8-level subroutine nesting.
Interrupt function: - External factor: 2 (INT pin or ports S, M).
- Internal factor: 2 (timer, divider).
ROM/RAM capacity: - ROM capacity .
.
.
.
.
2048 x 16 bits.
- RAM capacity .
.
.
.
.
128 x 4 bits.
Watchdog timer.
Input/Output ports: - Input ports .
.
.
.
.
2 ports/8pins (S, M).
- Output port .
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.
.
.
1 port/4pins (P).
- Pseudo serial output port .
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.
.
.
Also used for output port.
- Input/Output ports .
.
.
.
.
2 ports/8pins (I/OA, I/OB).
2 control outputs .
.
.
.
.
light, alarm.
LCD driver output: - 26 LCD driver outputs (up to 156 LCD segments are drivable).
- Mask option is used to select static ½ duty, ½ bias ½ duty, ½ bias 1/3 duty, ½ bias ¼ duty, 1/3 bias 1/3 duty, ½ bias ¼ duty and 1/3 bias 1/6 duty drive modes of the LCD panel.
- Mask option permits LCD driver output pins to be used for output ports.
- Segment PLA circuit permits any layout on the LCD panel.
Built-in doubler, halver, tripler.
One 6-bit timer with programmable option clock.
128-byte look-up table for LCD display pattern or 256-nibble look-up table for general purpose.
Halt function.
Stop function.
Dual clock operation.
This datasheet contains new product information.
Myson T...


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