TM89P52M中文资料4 bit MCU数据手册HITENX规格书

描述 Description

The TM89P52M is a One Time PROM embedded high-performance 4-bit microcomputer with LCD driver. It contains all the necessary functions, such as 4-bit parallel processing ALU, ROM, RAM, I/O ports, timer, clock generator, dual clock operation, Resistance to Frequency Converter (RFC),EL panel driver, LCD driver, look-up table, watchdog timer and key matrix scanning circuitry in a signal chip.

特性 Features

1.Low power dissipation.
 1.5V/3V operating voltage range.
2.Powerful instruction set.
 Binary addition, subtraction, BCD adjustment. BCD can be executed directly in addition, subtraction.
 4 bits x 4 bits Multiplier
 Single-bit manipulation (set, reset, decision for branch).
 Various conditional branches.
 16 initial working registers and manipulators (can be extended to all RAM with Page Mode).
 Look-up Table.
 LCD driver data transfer.
3.ROM capacity.16Kx 16 bits.
 Instruction ROM Max. capacity16Kx 16 bits.
 Table ROM Max. capacity24K/12Kx 8/16 bits.
4.RAM capacity.1280/640/320x 4/8/16 bits.
LCD Max. capacity256/128/64x 4/8/16 bits.
STACK Max. capacity16x 16 bits.
HL/ZR store Max. capacity16/16x 16 bits.
5.With direct/index addressing mode in data RAM access.
6.LCD driver output.
Max 832 LCD dots by 16 common outputs and 52 segment outputs.
COM12~16 can be defined as SEG64~61 by mask option.
SEG41~60 can be defined as IOB1~4, KI1~4, ELC, ELP, BZB, BZ, IOD1~4, IOC1~4 by mask option.
O/P or STATIC, 1/2~1/16 Duty can be selected by mask option.
1/2 ~1/5 Bias can be selected by mask option.
Single instruction to turn off all segments.
COM5~16 can be defined as CMOS or P_open drain type output by mask option.
External regulator mode for VL1/2 by mask option.
7.Input/output ports.
Port IOA4 pins (with internal pull-low, input signal chattering prevention circuitry), and can be defined as CX, RFC0~2 by mask option.
Port IOB4 pins (with internal pull-low), and can be defined as SEG41~44 by mask option.
Port IOC4 pins (with internal pull-low, low-level-hold, input signal chattering prevention circuitry), and can be defined as SEG57~60 by mask option.
Port IOD4 pins (with internal pull-low, input signal chattering prevention circuitry), and can be defined as SEG53~56 by mask option.
8.Interrupt function.
External factors5(INT pin, Port IOA, IOC, IOD & KI input).
Internal factors5(Pre-Divider, Timer1, Timer2, Timer3 & RFC).
9.Built-in EL-light driver.
ELC, ELP. Can be defined as SEG49, 50 by mask option.
10.Built-in Alarm, clock or single tone melody generator.
BZB, BZ. Can be defined as SEG51, 52 by mask option.
11.Built-in resistance to frequency converter.
CX, RFC0~2 can be defined as IOA1~4 by mask option.
12.Built-in key matrix scanning function.
KO1~KO16(Shared with SEG1~16)
KI1~KI4. Can be defined as SEG45~48 by mask option.
13.Three 6-bit programmable timers with programmable clock source.
Read out the content in anytime
Merged 2 or 3 timers as 12-bit or 18-bit timer
Used as counter for RFC
14.Watchdog timer.
15.Built-in voltage charge halver & pump circuit.
16.Dual clock operation
Slow clock oscillation can be defined as X’tal or external RC type oscillator by mask option.
Fast clock oscillation can be defined as 3.58 MHz ceramic resonator, internal R or external R type oscillator by mask option.
17.HALT function.
18.STOP function.

应用 Application

*Timer / Calendar / Calculator / Thermometer