RasPi入門

GPIO的腳位。

通過打開終端窗口並運行命令，下pinout

3V3 (1) (2) 5V

GPIO2 (3) (4) 5V

GPIO3 (5) (6) GND

GPIO4 (7) (8) GPIO14

GND (9) (10) GPIO15

GPIO17 (11) (12) GPIO18

GPIO27 (13) (14) GND

GPIO22 (15) (16) GPIO23

3V3 (17) (18) GPIO24

GPIO10 (19) (20) GND

GPIO9 (21) (22) GPIO25

GPIO11 (23) (24) GPIO8

GND (25) (26) GPIO7

GPIO0 (27) (28) GPIO1

GPIO5 (29) (30) GND

GPIO6 (31) (32) GPIO12

GPIO13 (33) (34) GND

GPIO19 (35) (36) GPIO16

GPIO26 (37) (38) GPIO20

GND (39) (40) GPIO21

參考網頁:https://learn.adafruit.com/thermocouple

javascript 參考網頁:https://github.com/maugdog/max31855

安裝Node.js

正常安裝方式：

sudo apt-get update

sudo apt-get upgrade

sudo apt-get install nodejs

安裝最新版的Nodejs

curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -

sudo apt-get install -y nodejs

<參考:https://www.w3schools.com/nodejs/nodejs_raspberrypi.asp >

移除nodejs：

sudo apt-get remove nodejs -y