ocrobot:modules:iic_spi_1602
差别
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ocrobot:modules:iic_spi_1602 [2017/10/04 08:13] – 弘毅 | ocrobot:modules:iic_spi_1602 [2023/06/07 04:23] (当前版本) – 外部编辑 127.0.0.1 | ||
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+ | ====== I2C/SPI 1602液晶显示屏 ====== | ||
+ | |||
+ | ===== 介绍 ===== | ||
+ | **OCROBOT I2C/SPI 1602液晶显示屏**具有链接简单,实用方便等优点,充分利用总线优势,节约单片机IO,减少出错概率 | ||
+ | |||
+ | ===== 参数 ===== | ||
+ | 显示内容:英文字符 标点 | ||
+ | |||
+ | 显示范围 16字*2 | ||
+ | |||
+ | 供电电压:5v | ||
+ | |||
+ | 电平信号要求 3.3-5v | ||
+ | |||
+ | =====图片===== | ||
+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
+ | =====相关介绍===== | ||
+ | 驱动库下载地址:{{: | ||
+ | |||
+ | |||
+ | 下载文件后,请解压缩到arduino根目录/ | ||
+ | |||
+ | 需要替换原有的liquidcrystal库目录 | ||
+ | ===== 示例代码 ===== | ||
+ | |||
+ | <code CPP> | ||
+ | //DATA TO A4 | ||
+ | //CLK TO A5 | ||
+ | #include " | ||
+ | #include " | ||
+ | |||
+ | // Connect via i2c, default address #0 (A0-A2 not jumpered) | ||
+ | LiquidCrystal lcd(0); | ||
+ | |||
+ | void setup() { | ||
+ | // set up the LCD's number of rows and columns: | ||
+ | lcd.begin(16, | ||
+ | // Print a message to the LCD. | ||
+ | lcd.print(" | ||
+ | } | ||
+ | |||
+ | void loop() { | ||
+ | // set the cursor to column 0, line 1 | ||
+ | // (note: line 1 is the second row, since counting begins with 0): | ||
+ | lcd.setCursor(0, | ||
+ | // print the number of seconds since reset: | ||
+ | lcd.print(millis()/ | ||
+ | |||
+ | lcd.setBacklight(HIGH); | ||
+ | delay(500); | ||
+ | lcd.setBacklight(LOW); | ||
+ | delay(500); | ||
+ | } | ||
+ | </ | ||
+ | |||
+ | 其他例程请自行参阅库中的各种例子 |