125 lines
3.3 KiB
Lua
125 lines
3.3 KiB
Lua
--- 模块功能：u8g2demo
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-- @module u8g2
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-- @author Dozingfiretruck
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-- @release 2021.01.25
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--[[ 注意：如需使用u8g2的全中文字库需将 luat_base.h中26行#define USE_U8G2_WQY12_T_GB2312 打开]]
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-- LuaTools需要PROJECT和VERSION这两个信息
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PROJECT = "u8g2demo"
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VERSION = "1.0.1"
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log.info("main", PROJECT, VERSION)
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-- sys库是标配
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_G.sys = require("sys")
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--[[
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I2C0
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I2C0_SCL (PA1)
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I2C0_SDA (PA4)
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]]
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--添加硬狗防止程序卡死
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wdt.init(15000)--初始化watchdog设置为15s
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sys.timerLoopStart(wdt.feed, 10000)--10s喂一次狗
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-- 日志TAG, 非必须
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local TAG = "main"
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-- 初始化显示屏
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log.info(TAG, "init ssd1306")
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-- u8g2.begin({ic ="ssd1306",mode="i2c_sw", pin0=1, pin1=4}) -- 通过PA1 SLK/PA4 SDA模拟, 也可以用硬件i2c脚
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u8g2.begin({ic ="ssd1306", mode="i2c_hw", i2c_id=0, i2c_speed = i2c.FAST}) -- 硬件i2c
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--u8g2.begin({ic ="st7567",mode="spi_hw_4pin",spi_id=1,spi_res=19,spi_dc=17,cs=20})
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--u8g2.begin("ssd1306")
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u8g2.SetFontMode(1)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm8)
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u8g2.DrawUTF8("U8g2+LuatOS", 32, 22)
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("中文测试", 40, 38)
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u8g2.SendBuffer()
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-- 联网主流程
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sys.taskInit(function()
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sys.wait(2000)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("屏幕宽度", 20, 24)
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u8g2.DrawUTF8("屏幕高度", 20, 42)
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u8g2.SetFont(u8g2.font_opposansm8)
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u8g2.DrawUTF8(":"..u8g2.GetDisplayWidth(), 72, 24)
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u8g2.DrawUTF8(":"..u8g2.GetDisplayHeight(), 72, 42)
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u8g2.SendBuffer()
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sys.wait(2000)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("画线测试：", 30, 24)
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for i = 0, 128, 8 do
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u8g2.DrawLine(0,40,i,40)
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u8g2.DrawLine(0,60,i,60)
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u8g2.SendBuffer()
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end
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sys.wait(1000)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("画圆测试：", 30, 24)
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u8g2.DrawCircle(30,50,10,15)
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u8g2.DrawDisc(90,50,10,15)
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u8g2.SendBuffer()
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sys.wait(1000)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("椭圆测试：", 30, 24)
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u8g2.DrawEllipse(30,50,6,10,15)
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u8g2.DrawFilledEllipse(90,50,6,10,15)
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u8g2.SendBuffer()
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sys.wait(1000)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("方框测试：", 30, 24)
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u8g2.DrawBox(30,40,30,24)
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u8g2.DrawFrame(90,40,30,24)
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u8g2.SendBuffer()
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sys.wait(1000)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("圆角方框：", 30, 24)
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u8g2.DrawRBox(30,40,30,24,8)
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u8g2.DrawRFrame(90,40,30,24,8)
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u8g2.SendBuffer()
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sys.wait(1000)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("符号测试：", 30, 24)
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u8g2.DrawUTF8("显示雪人", 30, 38)
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u8g2.SetFont(u8g2.font_unifont_t_symbols)
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u8g2.DrawGlyph( 50, 60, 0x2603 )
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u8g2.SendBuffer()
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sys.wait(1000)
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u8g2.ClearBuffer()
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u8g2.SetFont(u8g2.font_opposansm12_chinese)
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u8g2.DrawUTF8("三角测试：", 30, 24)
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u8g2.DrawTriangle(30,60, 60,30, 90,60)
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u8g2.SendBuffer()
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sys.wait(3000)
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u8g2.close()
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while true do
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sys.wait(1000)
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end
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end)
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-- 主循环, 必须加
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sys.run()
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