added lsusb

README.md

@@ -4,7 +4,7 @@ Use a USB-Serial Converter like the FT232RL for activating a buzzer. Simple and
 
 ## Features:
 * works on GNU/Linux only
-* no drivers or other software/libs are requidered
+* no drivers or other software/libs are required
 * triggerd via bash or service daemon
 
 ## Limitations:
@@ -26,19 +26,45 @@ To invert the TXD pin on the FTDI device, programming the EEPROM is needed. With
 
 ### Commmon Distributions
 
-Make shure the device is recocntied as ttyUSB after plug in with `dmesg`.<br/>
-Edit the alarm.sh with your device name, like `/dev/ttyUSB0`. <br/>
-Run `bash ./alarm.sh` for starting the alarm.<br/>
+Make sure the device is after plug in recognized as ttyUSB with `dmesg`.<br/>
+Edit the alert.sh with your device name, like `/dev/ttyUSB0`. <br/>
+Run `bash ./alert.sh` for starting the alarm.<br/>
 
 ### openWrt
 
 `opkg update`<br/>
+`opkg install usbutils`<br/>
 `opkg install kmod-usb-serial`<br/>
 `opkg install kmod-usb-serial-ftdi`<br/>
 
 Make shure the device is recocntied as ttyUSB after plug in with `dmesg`.<br/>
 Edit the alarm.sh with your device name, like `/dev/ttyUSB0`. <br/>
-Run `bash ./alarm.sh` for starting the alarm.<br/>
+Run `bash ./alert.sh` for starting the alarm.<br/>
 
 ### Service
-todo
+`nano /etc/init.d/alarm`
+
+```
+#!/bin/sh /etc/rc.common
+
+START=99
+
+restart() {
+bash /root/alert.sh > /dev/null 2>&1 &
+bash /root/alert.sh start > /dev/null 2>&1 &    
+}
+
+start() {
+bash /root/alert.sh > /dev/null 2>&1 &
+bash /root/alert.sh start > /dev/null 2>&1 &
+}
+
+stop() {
+bash /root/alert.sh > /dev/null 2>&1 &
+}
+```
+`chmod +x /etc/init.d/alarm`
+
+`/etc/init.d/alarm start`
+
+`/etc/init.d/alarm stop`

alert.sh

@@ -1,6 +1,22 @@
 #!/bin/bash
-while :
-do
-	echo -ne 'FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF' > /dev/ttyUSB0
-	sleep 1
-done
+ if [ "$#" -eq  "0" ]
+   then
+    pid=$(pgrep -f alert.sh)
+    kill $pid
+ else
+     while :
+        do
+            echo -ne 'FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF' > /dev/ttyUSB0
+            sleep 1
+        done
+ fi
+
+
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