w mx / Mbed 2 deprecated wmx_laser

于之前基础上增加功能：py启动后输入缩放比例，十秒内未输入，则初始化后重启py，方可按默认设置执行

Dependencies:   MQTT SDFileSystem WIZnet_Library mbed

Fork of Laser_SD_W5500 by YX ZHANG

Diff: main.cpp

Revision:
1:9689429a0a29
Parent:
0:1170747a672f
Child:
2:a50b794b8ede
--- a/main.cpp	Fri Aug 25 15:08:59 2017 +0000
+++ b/main.cpp	Fri Aug 25 15:46:28 2017 +0000
@@ -36,6 +36,7 @@
 int main() {
     int ret;
     wiz.init(mac_addr);
+    printf("DHCP...\r\n");
     wiz.connect();
     printf("IP: %s\r\n", wiz.getIPAddress());