add: 图标

chenxuuu · chenxuuu · commit da5adc50b561 · 2023-08-12T17:22:01.000+08:00
diff --git a/docs/library/i2c.md b/docs/library/i2c.md
@@ -1,6 +1,6 @@
 ---
 title: I2C
-icon: tag
+icon: mail-reply-all
 ---
 
 ## 关于
diff --git a/docs/library/spi.md b/docs/library/spi.md
@@ -1,5 +1,6 @@
 ---
 title: SPI
+icon: object-group
 ---
 
 ## 关于
diff --git a/docs/library/uart.md b/docs/library/uart.md
@@ -1,5 +1,6 @@
 ---
 title: UART
+icon: exchange
 ---
 
 ## 关于
