script/turnkey/thermal_imaging/main.lua

   1 -- LuaTools需要PROJECT和VERSION这两个信息
   2 PROJECT = "thermal_imaging"
   3 VERSION = "1.0.0"
   4
   5 log.info("main", PROJECT, VERSION)
   6
   7 -- 引入必要的库文件(lua编写), 内部库不需要require
   8 local sys = require "sys"
   9
  10 --[[
  11 -- LCD接法示例, 以Air105开发板的HSPI为例
  12 LCD管脚       Air105管脚
  13 GND          GND
  14 VCC          3.3V
  15 SCL          (PC15/HSPI_SCK)
  16 SDA          (PC13/HSPI_MOSI)
  17 RES          (PC12/HSPI_MISO)
  18 DC           (PE08) --开发板上的U3_RX
  19 CS           (PC14/HSPI_CS)
  20 BL           (PE09) --开发板上的U3_TX
  21
  22
  23 提示:
  24 1. 只使用SPI的时钟线(SCK)和数据输出线(MOSI), 其他均为GPIO脚
  25 2. 数据输入(MISO)和片选(CS), 虽然是SPI, 但已复用为GPIO, 并非固定,是可以自由修改成其他脚
  26 ]]
  27
  28 local rtos_bsp = rtos.bsp():lower()
  29 if rtos_bsp=="air101" or rtos_bsp=="air103" then
  30     mcu.setClk(240)
  31     spi_lcd = spi.deviceSetup(0,pin.PB04,0,0,8,20*1000*1000,spi.MSB,1,0)
  32     lcd.init("st7735",{port = "device",pin_dc = pin.PB01, pin_pwr = pin.PB00, pin_rst = pin.PB03,direction = 3,w = 160,h = 128,xoffset = 1,yoffset = 2},spi_lcd)
  33 elseif rtos_bsp=="air105" then
  34     spi_lcd = spi.deviceSetup(5,pin.PC14,0,0,8,48*1000*1000,spi.MSB,1,0)
  35     lcd.init("st7735",{port = "device",pin_dc = pin.PE08 ,pin_rst = pin.PC12,pin_pwr = pin.PE09,direction = 3,w = 160,h = 128,xoffset = 1,yoffset = 2},spi_lcd)
  36     lcd.setupBuff()
  37     lcd.autoFlush(false)
  38 elseif rtos_bsp=="esp32c3" then
  39     spi_lcd = spi.deviceSetup(2, 7, 0, 0, 8, 40000000, spi.MSB, 1, 0)
  40     lcd.init("st7735",{port = "device",pin_dc = 6, pin_pwr = 11,pin_rst = 10,direction = 3,w = 160,h = 128,xoffset = 1,yoffset = 2},spi_lcd)
  41 end
  42
  43 lcd.clear(0x0000)
  44
  45 sys.taskInit(function()
  46     local skew_x = 16
  47     local skew_y = 16
  48     local fold = 4
  49     if mlx90640.init(0,i2c.FAST,mlx90640.FPS4HZ) then
  50         log.info("mlx90640", "init ok")
  51         sys.wait(500) -- 稍等片刻
  52         while 1 do
  53             local temp_max = {temp = 0,x = 0,y = 0}
  54             mlx90640.feed() -- 取一帧数据
  55             local temp,index = mlx90640.max_temp()
  56             mlx90640.draw2lcd(skew_x, skew_y, fold)
  57             temp_max.temp = math.floor(temp)
  58             temp_max.x = (index%32)*fold+skew_x
  59             temp_max.y = (math.floor (index/32))*fold+skew_y
  60             if temp_max.x-fold<skew_x then
  61                 temp_max.x = skew_x+fold
  62             elseif temp_max.x+fold>32*fold+skew_x then
  63                 temp_max.x = 32*fold+skew_x-fold
  64             end
  65             if temp_max.y-fold<skew_y then
  66                 temp_max.y = skew_y+fold
  67             elseif temp_max.y+fold>24*fold+skew_y then
  68                 temp_max.y = 24*fold+skew_y-fold
  69             end
  70             lcd.drawCircle(temp_max.x,temp_max.y,fold/2,0x001F)
  71
  72             lcd.drawStr(temp_max.x,temp_max.y,temp_max.temp)
  73             if rtos_bsp=="air105" then lcd.flush() end
  74             sys.wait(100)
  75         end
  76     else
  77         log.info("mlx90640", "init fail")
  78     end
  79 end)
  80
  81
  82
  83 -- 用户代码已结束---------------------------------------------
  84 -- 结尾总是这一句
  85 sys.run()
  86 -- sys.run()之后后面不要加任何语句!!!!!