// 打开串口
function open_serialport(){
 let data = {
 "port": "0",
 "baud": "115200",
 "parity": "0",
 "databits": "8",
 "stopbits": "0"
 }
 $.post("http://127.0.0.1:38088/serialport=initserialport", JSON.stringify(data), function(res){
 if(res.code == '0'){
 my_log("打开串口成功")
 }else{
 my_log("打开串口失败")
 }
 })
}

// 关闭串口
function close_serialport(){
 let data = {"port": "0"}
 $.post("http://127.0.0.1:38088/serialport=deinitserialport", JSON.stringify(data), function(res){
 if(res.code == '0'){
 my_log("关闭串口成功")
 }else{
 my_log("关闭串口失败")
 }
 })
}

// 打开签字窗口:GW500R & GW1000R
function sign_r(){
 $.post("http://127.0.0.1:38088/serialport=sign", function(res){
 if(res.code == '0'){
 my_log("弹出签字窗口成功")
 }else{
 my_log("弹出签字窗口失败")
 }
 })
}

// 获取签名图片:GW500R & GW1000R
function sign_r_get(){
 $.post("http://127.0.0.1:38088/serialport=getdata", function(res){
 add_img(res.data)
 if(res.code == '0'){
 my_log("获取签名图片成功")
 }else{
 my_log("获取签名图片失败")
 }
 })
}