CXLC8LD128是8位单片机存储器容量为144字节SRAM 4K×13位ROM内置定时器RTC定时器TCC三组I/O口电阻-频率转换器RFC可编程声音发生器和液晶显示模块液晶显示模块能够驱动多达32段和多达4个公共点支持1/2偏置和1/3偏置

CXLC8LD128是一款8位单片机，是CXLC8系列产品之一。其存储器容量为144字节SRAM，4K×13位ROM，还内置定时器RTC、定时器TCC、三组I/O口（P1.0~P1.7、P3.0~P3.3、P4.0~P4.7）、电阻-频率转换器（RFC）、可编程声音发生器（PJTMS）和液晶显示模块。液晶显示模块能够驱动多达32段和多达4个公共点，它支持1/2偏置和1/3偏置

GENERAL DESCRIPTION

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The CXLC8LD128 is an 8-bit single chip micro-controller, it is one of CXLC8 series products. Its memory capacity includes 144 Bytes SRAM, 4K *13 bits ROM. Other features include timer RTC, timer TCC, three groups I/O Port (P1.0~P1.7, P3.0~P3.3, P4.0~P4.7), a resistor to frequency converter (RFC), a programmable sound generator (PJTMS) and a LCD module are built in the chip. The LCD module is capable of driving up to 32 segments and up to 4 commons and it supports 1/2 bias and 1/3 bias.

FEATURES

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Microcontroller Features

l Typical Operating voltage: 1.5V.

l  Operating frequency up to 1.5MHz.

l  4K*13 Bits mask ROM.

l  144*8 Bits SRAM.

l  3 Groups I/O:

－ P1.0~P1.3: GPIO (Pull up function) or SEG0~SEG3

－ P1.4~P1.7: GPIO (Pull up function) or SEG4~SEG7

－ P3.0~P3.3: GPIO (Pull up function) or RFC port

－ P4.0~P4.1: GPIO (Pull up function, wake-up function and external interrupt function)

－ P4.2~P4.7: GPIO (Pull up function and wake-up function)

l  8 level stacks for subroutine nesting.

l  Clock Sources

－ 32768Hz crystal oscillator with external crystal.

－ RC oscillator with external resistor.

－ 256KHz or 1MHz RC oscillator with internal resistor (selected by code option).

l  8-bit TCC Timer with overflow interrupt.

l  8-bit RTC Timer with overflow interrupt.

l  5 hard interrupt source:

－ RTC overflow interrupt

－ TCC overflow interrupt

－ RFC overflow interrupt

－ 2 external I/O input status change interrupt

l  Built-in programmable sound generator (PJTMS).

l  8-bit prescaler for WDT or TCC

l  Watchdog Timer (WDT) with its own on-chip RC oscillator to prevent system stand still.

l  Built-in power on reset (POR).

l  Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)

l  CMOS technology for low power consumption.

LCD Module Features

l  Operation voltage: 3V or 4.5V

l  LCD operation current:

－ Stand by current: < 1μA

－ Start up current: < 10mA

l  128(4*32) dots (1/3 bias 1/4 duty or 1/2 bias 1/3 duty).

4/8位LCD系列
Part No.	Voltage	ROM	RAM	I/O	FRAQ.	LCD	Package
CXLC4L048	1.2~2.2	2K MASK	32x4Bit	5	32KHz~1MHz	48	DICE
CXLC8L048	1.2~3.5	1K MASK	48x8Bit	8	32KHz~500kHz	48	DICE
CXLC8L049	1.2~2.2	2K MASK	80x8Bit	13	32KHz~500kHz	76	DICE
CXLC8L050	1.2~3.5	2K MASK	32x4Bit	12	32KHz~500kHz	96	DICE
CXLC8LD128	1.2~2.2	4K MASK	144x8Bit	20	32KHz~1.5MHz	128	DICE
CXLC8L128S	2.4~5.5	4K MASK	144x8Bit	17	32KHz~1MHz	128	DICE
CXLC8L128H	2.4~5.5	4K MASK	144x8Bit	9	32KHz~1MHz	128	DICE
CXLC8LP128	2.4~5.5	4K OTP	144x8Bit	9	32KHz~10MHz	128	DICE
CXLC8LP129B	2.4~5.5	4K OTP	144x8Bit	30	32KHz~8MHz	128	DICE
CXLC8LT128P	2.4~5.5	4K OTP	144x8Bit	24	32KHz~4MHz	128	DICE LQFP64 SOP28   QFP44
CXLC8L280B	2.4~5.5	11K MASK	144x8Bit	16	32KHz~4MHz	280	DICE
CXLC8LT0481	2.4~5.5	2K MASK	80x8Bit	25	32KHz~2MHz	48	DICE