Linker Base Shield for LinkNode D1

Linker Base Shield for LinkNode D1

Introduction

This is the sensor base shield of Linker kit. It can accept the connection of various modules of Linker kit. This shield can be used with Link Node D1.

Features

• 6 Digital connectors (GPIO0-GPIO5，GPIO12-GPIO16)
• 1 Analog connector (A0)
• 4 I2C sockets （GPIO4、5）
• 1 SPI socket （GPIO12-GPIO15）
• 2 UART connectors （GPIO1、GPIO3）
• 1 Reset button
• 1 Red power indicator LED
• Compatible with all Linker modules
• Dimension：60.5×54.5×18 mm
• Weight: 22 g

Schematics

Schematics

Usage

Here is an example of blink LED： (1) Connect the linker led to the TXD/G1 ;

(2) Simple Code:

 int  led = 1 ;
 void setup() 
 {
   pinMode(led, OUTPUT);    
 }
 // the loop function runs over and over again forever
 void loop() 
 {
   digitalWrite(led, LOW);                                    
   delay(1000);                      
   digitalWrite(led, HIGH); 
   delay(1000);
 }  

(3) More modules