srand(imginfo->h*imginfo->w);其中 extern _ARMABI void srand(unsigned int /*seed*/); 其中 #define _ARMABI __declspec(__nothrow)这是一种什么定义?没见过么,这 ...
A. OLED_Init(); B. OLED_Clear() C. OLED_ShowChar () D. OLED_Set_Pos() 查看完整题目与答案 探伤仪、试块的考评不包含()。 A. 月测试里程 B. 季检、年检的合格率、优良率 C. 年度总评优良率 D. 年度探伤总里程 查看完整题目与答案 ASP脚本代码在()执行。 A. 客户端 ...
This is because the turbulent mixing model of MARS-KS applied the same equal mass method [14] used fmorassisnmglee-tphhodas[e1fl4o] wu.seTdhufosr, tshine gcoled-pe hcaansenofltomwo. dTehludsi,rethctemcoasdseacnadnnenoetrmgyodexeclhdainregcetbmetawsseeanndcheannenreglsy uenxcdhearntwg...
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oled.blit(fbuf,0,0) oled.show()delfbuf 调用代码 bad_apple_oled = BadAppleOled() bad_apple_oled.init_oled() bad_apple_oled.show_pic() 最终结果如下 代码解释: 首先将文件读取成二进制 with open(show_pbm, 'rb') 将文件转换成字节数组 data = bytearray(f.read()) ...
'''classSHT3X(object):# i2cDev should be an I2C object and it should be opened before __init__ is calleddef__init__(self, i2cDev): self._i2cDev =Noneifnotisinstance(i2cDev, I2C):raiseValueError("parameter is not an I2C object")# make AHB21B's internal object points to _i2cDevse...
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rang_us = utime.ticks_diff(end_us,start_us)/10000dist = rang_us*340/2print("dist is: %0.2f CM"% dist) 但是,上面代码的输出都是通过print输出的,不太灵性。之前我们有做过连接OLED,这里我们可以把OLED也用起来。 效果如下,我们还可以把之前的红绿灯也插上去。红灯停,绿灯行。哈哈。
wifi_entity = ConnectWIFI() wifi_connected = wifi_entity.connect_wifi()ifwifi_connectedisTrue: bad_apple_oled = BadAppleOled() bad_apple_oled.init_oled() bad_apple_oled.apple_scoket_client() 开始运行后,就可以完整的欣赏bad apple了。
wdt =Nonetriger_gpio =Noneecho_gpio =Nonedef__init__(self):globaltriger_gpio, echo_gpio, wdt wdt = WDT(timeout=2000)# 初始化WDT,设定喂狗时间为2Striger_gpio = GPIO() triger_gpio.open('hc_triger') triger_gpio.write(0) echo_gpio = GPIO() ...