20180121

raspberrypi_zero/gpio/info.sh

@@ -0,0 +1,95 @@
+#!/bin/bash
+#
+# reapberry zero w
+# GPIO module
+# Date: 20180118
+# Time: 17:17
+#
+# AUthor: aixiao@aixiao.me.
+#
+
+
+function DATE()
+{
+    y=$(date "+%y");
+    m=$(date "+%m");
+    d=$(date "+%d");
+    H=$(date "+%H");
+    M=$(date "+%M");
+    S=$(date "+%S");
+}
+
+function get18b20data()
+{
+    MODEL="28-04174019f0ff";
+    if test -d "/sys/devices/w1_bus_master1/${MODEL}"; then
+        temperature=$(cat /sys/devices/w1_bus_master1/28-04174019f0ff/w1_slave | grep 't=' | sed 's/^.*t=//g' | awk '{print $1/1000}');
+        echo $y年$m月$d日$H时$M分$S秒
+        echo -ne "当前室内温度: ";
+        echo -e "\e[1;31m${temperature}℃ \e[0m";
+    else
+        return 1;
+    fi
+}
+
+function getcpudata()
+{
+    MHZ=$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq | awk '{print $1/1000}');
+    temperature=$(cat /sys/class/thermal/thermal_zone0/temp | awk '{print $1/1000}');
+    percentage=$(top -b -n 2 | grep ^%Cpu | sed -n "2p" | sed -e 's/^.*://g;s/..,//g;s/st//g' | awk '{print "scale=1; 100-" $4 }' | bc);
+    echo "Cpu Frequencyi:  ${MHZ}MHZ";
+    echo -e "\e[1;31mCpu temperature: ${temperature}℃ \e[0m";
+    echo "Cpu Percentage:  ${percentage}%";
+}
+
+function lightinfo()
+{
+    bindir="/root/gpio"
+    ! test -d ${bindir} && exit 1;
+    #时间范围
+    high="1400";
+    low="1430";
+    #当前时间
+    now=$(date +%H%M);
+    bcm_lightpin="20";
+    wiringpi_lightpin="28";
+    
+    #判断手机是否在线
+    phoneip="192.168.137.175";
+    phonelogic="$(ping ${phoneip} -c 1 -S 1 &> /dev/null; echo $?)";
+
+    #读取灯pin值
+    lightpinvalue="$(${bindir}/info_pin ${wiringpi_lightpin})";
+    lightpinvalue="$(gpio -g read ${bcm_lightpin})";
+
+    #开灯&关灯
+    start_light="${bindir}/info_light ${wiringpi_lightpin} 1";
+    stop_light="${bindir}/info_light ${wiringpi_lightpin} 0";
+
+}
+
+DATE;
+#getcpudata;
+#get18b20data >> ~/temperature.txt;
+lightinfo;
+
+while true; do
+    if [ "${now}" -ge "${high}" -a "${now}" -le "${low}" ]; then    #检测时间段
+        if [ "${phonelogic}" == "0" ]; then                         #检测手机IP
+            if test "${lightpinvalue}" = "0"; then                  #检测灯pin值
+                ${start_light};
+            fi
+        else
+            if test "${lightpinvalue}" = "1"; then                  #如果开着就关闭
+                ${stop_light};
+            fi
+        fi
+    else
+        if test "${lightpinvalue}" = "1"; then                      #如果开着就关闭
+            ${stop_light};
+        fi
+    fi
+    lightinfo;                                                      #再次获取信息
+    sleep 9;                                                        #睡眠
+done
+

raspberrypi_zero/gpio/info_light.c

@@ -0,0 +1,31 @@
+#include <wiringPi.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+/*
+void pinMode (int pin, int mode) ;
+void pullUpDnControl (int pin, int pud) ;
+void digitalWrite (int pin, int value) ;
+void pwmWrite (int pin, int value) ;
+int digitalRead (int pin) ;
+analogRead (int pin) ;
+analogWrite (int pin, int value) ;
+*/
+int main(int argc, char *argv[])
+{
+    if( argc != 3) {
+        exit(0);
+    }
+
+    int pin = atol(argv[1]);
+    wiringPiSetup();
+
+    pinMode(pin, OUTPUT);
+    if(atol(argv[2]) == 1) {
+        digitalWrite(pin, HIGH);
+    }
+    if(atol(argv[2]) == 0) {
+        digitalWrite(pin, LOW);
+    }
+
+}

raspberrypi_zero/gpio/info_pin.c

@@ -0,0 +1,32 @@
+#include <wiringPi.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+/*
+void pinMode (int pin, int mode) ;
+void pullUpDnControl (int pin, int pud) ;
+void digitalWrite (int pin, int value) ;
+void pwmWrite (int pin, int value) ;
+int digitalRead (int pin) ;
+analogRead (int pin) ;
+analogWrite (int pin, int value) ;
+*/
+int main(int argc, char *argv[])
+{
+    if( argc != 2) {
+        exit(0);
+    }
+
+    int pin = atol(argv[1]);
+    wiringPiSetup();
+    pinMode(pin, OUTPUT);
+    /*
+    while(1) {
+        digitalWrite(28, HIGH);
+        digitalWrite(28, LOW);
+    }
+
+    return digitalRead(28);
+    */
+    printf("%d\n", digitalRead(pin));
+}