package com.basic.security.utils;
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import java.io.BufferedWriter;
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import java.io.FileWriter;
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import java.io.IOException;
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/**
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* @Date：2018/10/16 19:25
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* @Author: yellow
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* @类描述：设备所有IO控制
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*/
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public class IOUtil {
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private IOUtil() {
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}
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public static IOUtil initIOUtil() {
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return IOUtilHolder.IO_UTIL;
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}
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/**
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* A1 PWM灯光控制
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*
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* @param flag 1为上电，0为下电
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*/
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private static boolean pwmPower(int flag) {
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try {
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BufferedWriter bufWriter = new BufferedWriter(new
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FileWriter("/sys/class/pwm_ledctrl/ledctrl/ledctrl/"));
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///sys/devices/virtual/pwm_ledctrl/ledctrl # echo "100" > ledctrl
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bufWriter.write("" + flag);
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bufWriter.close();
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return true;
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} catch (IOException e) {
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}
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return false;
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}
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/**
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* 打开补光灯
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*
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* @param value 0-100 值越大 亮度越大
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*/
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public void openLED(int value) {
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pwmPower(value);
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}
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/**
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* 关闭补光灯
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*/
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public void closeLED() {
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pwmPower(0);
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}
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/**
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* 距感电源上电
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*/
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public void openDIST() {
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openPower("2B1", 1);
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}
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/**
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* 距感电源下电
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*/
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public void closeDIST() {
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openPower("2B1", 0);
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}
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/**
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* 红外灯光上电
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*/
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public void openIRDA() {
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openPower("3D5", 1);
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}
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/**
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* 红外灯光下电
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*/
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public void closeIRDA() {
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openPower("3D5", 0);
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}
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/**
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* 4G上电
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*/
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public void open4G() {
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openPower("2A6", 1);
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}
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/**
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* 4G下电
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*/
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public void close4G() {
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openPower("2A6", 0);
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}
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/**
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* 打开门铃
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*/
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public void openBELL() {
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openPower("3D4", 1);
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}
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/**
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* 关闭门铃
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*/
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public void closeBELL() {
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openPower("3D4", 0);
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}
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/**
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* 开锁
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*/
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public void openUNLOCK() {
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openPower("2B2", 0);
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}
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/**
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* 关锁
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*/
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public void closeUNLOCK() {
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openPower("2B2", 1);
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}
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/**
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* 串口上电
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*/
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public void openPORT() {
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openPower("4A5", 1);
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}
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/**
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* 串口下电
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*/
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public void closePORT() {
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openPower("4A5", 0);
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}
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/**
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* U口上电
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*/
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public void openUK() {
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openPower("4D2", 1);
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}
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/**
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* U口下电
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*/
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public void closeUK() {
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openPower("4D2", 0);
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}
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/**
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* 扫描头下电
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*/
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public void CloseScanningHead() {
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openPower("4A3", 0);
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}
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/**
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* 扫描头下电
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*/
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public void openScanningHead() {
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openPower("4A3", 1);
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}
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/**
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* A1 IO控制
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*
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* @param flag 1为上电，0为下电
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*/
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private boolean openPower(String io, int flag) {
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try {
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BufferedWriter bufWriter = new BufferedWriter(new
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FileWriter("/sys/class/gpio_control/gpio/gpio_control"));
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bufWriter.write(io + flag);
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bufWriter.close();
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return true;
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} catch (IOException e) {
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}
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return false;
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}
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private static final class IOUtilHolder {
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public static final IOUtil IO_UTIL = new IOUtil();
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}
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}
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