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TM89P57M

Data Sheet
DS-TM89P57M _EV10.pdf

7/31/2012
User manual
UM-TM89XXInstructions_EV11.pdf

5/29/2014
UM-4BIT Series Difference List_EV10.pdf

3/29/2021
UM-4BITinstructions_CV10.pdf

3/29/2021
UM-4BITMCUfunction_CV10.pdf

3/29/2021
Development Documnets
AP Notes

Development Tools
TICE87NB(已停產)
TICE89
TWR98

GENERAL DESCRIPTION
The TM89P57M is a One Time PROM embedded high-performance 4-bit 
microcontroller with LCD driver on a chip. 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 on a signal chip.
BLOCK DIAGRAM


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 operations.
    .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.                             24K         x  16 bits.
   .Instruction ROM Max. Capacity           24K         x  16 bits.
   .Table ROM Max. Capacity                 32K/16K     x  8/16 bits.
4.RAM Capacity.                             6K/3K/1.5K  x  4/8/16 bits.
   .LCD Max. Capacity                       256/128/64  x  4/8/16 bits.
   .STACK Max. Capacity                     16          x  16 bits.
   .HL/ZR store Max. Capacity               16/16       x  16 bits.
5.With direct/index addressing mode in data RAM access. 
6.LCD driver output.
   .16 common outputs and 64 segment outputs. 
   .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 port 
     by mask option.
   .External regulator mode for VL1/2 by mask option.
7.Input/output ports.
   .Port IOA    4 pins (with internal pull-low, input signal chattering 
    prevention circuitry), and can be defined as CX and RFC0 ~ 2 by mask 
    option.
   .Port IOB    4 pins (with internal pull-low), and can be defined as 
    ELC, ELP, BZB, BZ by mask option.
   .Port IOC    4 pins (with internal pull-low, low-level-hold, input 
    signal chattering prevention circuitry).
   .Port IOD    4 pins (with internal pull-low, input signal chattering 
    prevention circuitry), and can be defined as SEG61~64 by mask option.
   .Port IOE    4 pins (with internal pull-low), and can be defined as 
    RFC3 ~ 5 and CX2 by mask option.
8.Interrupt function.
   .External factors    5    (INT pin, Port IOA, IOC, IOD & KI input).
   .Internal factors    5    (Pre-Divider, Timer1, Timer2, Timer3 & RFC).
9.Built-in EL-light driver.
   .ELC, ELP. Can be defined as IOB1 and IOB2 by mask option.
10.Built-in Alarm, clock or single tone melody generator.
   .BZB, BZ. Can be defined as IOB3 and IOB4 by mask option.
11.Built-in resistance to frequency converter.
   .CX, RFC0~5, CX2. Can be defined as IOA1 ~ 4 and IOE1 ~ 4 by mask 
    option.
12.Built-in key matrix scanning function.
   .KO1 ~ KO16 (Shared with SEG1 ~ 16)
   .KI1 ~ KI4 (Can be defined as IOB1 ~ 4 by mask option)
13.Three 6-bit programmable timers with programmable clock source. 
   .Read the content at any time
   .Merge 2 or 3 timers into one 12-bit or 18-bit timer
   .Used as a 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.
APPLICATION
Timer / Calendar / Calculator / Thermometer


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