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10 lines
308 B
Bash
Executable file
10 lines
308 B
Bash
Executable file
#!/bin/sh
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MODEM_INTF=$1
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[ -z "$MODEM_INTF" ] && return
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SIGNAL_INFO=$(timeout 1 gcom info -d $MODEM_INTF)
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[ -z "$SIGNAL_INFO" ] && return
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RSSI=$(echo $SIGNAL_INFO | grep RSSI | awk -F: '{print $2}')
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[ -z "$RSSI" ] && return
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ASU=$(((RSSI + 113) / 2 ))
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PERCENT=$((((ASU - 0) * 100) / ( 91 - 0 )))
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echo $PERCENT
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