首页 产品介绍 字符点阵模块 WH2004AR

20x4 字符 UART LCD显示屏

型号 WH2004AR

►20x4点阵字符液晶模块
►20字x4行
►5x8点阵(含光标)
►IC:ST7066
►+5V电源电压
►1/16 duty cycle
►接口: UART

产品叙述

WH2004AR系列是一款 20x4 (20字符 x 4行)LCD 显示模块,其设计考虑了便利性和多功能性。此模块与WH2004A系列(默认 16-pin 6800接口)具有相同的机构尺寸,包括PCB、LCD尺寸和铁框尺寸。

WH2004AR系列模块尺寸为 98x60 mm,有效区域为 70.4x20.8 mm,模块内建ST7066U控制器IC,默认支持UART接口,可透过跳线配置选择SPI/I2C接口。WH2004AR系列提供全新指令表不需要理解 ST7066U LCD Controller指令只需透过内建MCU及指令表轻松完成设定,客户只需要专注在应用层面的程序设计。客户亦可透过指令表上指令轻松设定背光亮度及LCD对比度。

此系列模块的设计PCB板和配备铁框,PCB上有四个螺丝孔,易于安装到各种应用产品上。逻辑供电电压范围为4.5V至5.5V,典型值为5V,性能稳定可靠。 此外,其工作温度范围为-20℃至+70℃,储存温度范围为-30℃至+80℃,适合在多种环境条件下运行。

无论是工业用控制面板、消费性电子产品或其他显示解决方案应用,WH2004AR系列成为您下一个项目的理想选择。

20x4UART LCD 显示屏, 20x4 UART LCD 模块 - WH2004AR

规格图

20x4 Character UART LCD Display Module - WH2004AR

Data source: WH2004AR-TFH-JT#

产品规格

Pin功能定义

Pin No. 符号 说明
1 RX UART: serial data input (full duplex communication)
2 VSS Ground
3 VDD Supply Voltage
4 TX UART: serial data output
5 CS SPI: chip select
6 SDO SPI: serial data output
7 SCK/SCL SPI: serial clock
I2C: serial clock
8 SDI/SDA SPI: serial data input
I2C: serial data input/output
9 VSS Ground
10 VDD Supply Voltage

规格说明

项目 标准尺寸 单位
字符数 20 字符 x 4 行
模块尺寸 98.0 x 60.0 x 13.6(MAX) mm
检视区域 77.0 x 25.2 mm
有效区域 70.4 x 20.8 mm
点大小 0.55 x 0.55 mm
点间距 0.60 x 0.60 mm
字符大小 2.95 x 4.75 mm
字符间距 3.55 x 5.35 mm
驱动方式 1/16
背光类型 LED
IC ST7066
接口 UART

最大绝对额定值

项目 符号 最小值 典型值 最大值 单位
工作温度 TOP -20 +70
储存温度 TST -30 +80
供电电压 VSS-0.3 6.0 V
EEPROM Cell Endurance 100K E/W
输入电压 VSS-0.3 VDD+0.3 V

电气特性

项目 符号 条件 最小值 典型值 最大值 单位
逻辑电源电压 VDD-VSS 4.5 5.0 5.5 V
LCD电源电压 VDD-VO Ta=25℃ 3.75 4.05 4.35 V
输入高电压 VIH 3.5 5.0 V
输入低电压 VIL 0 1.5 V
供电电流 (模块 + 背光) IDD VDD=5.0V 65 mA

Search Keyword: 20x4 lcd, 20 x 4 lcd, lcd 20x4, lcd 20 x 4
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