mirror of
https://github.com/librenms/librenms-agent.git
synced 2024-05-09 09:54:52 +00:00
88 lines
2.5 KiB
Bash
88 lines
2.5 KiB
Bash
#!/bin/bash
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# Based on https://github.com/Photonicsguy/CHIP
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# Enable ADC registers
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i2cset -y -f 0 0x34 0x82 0xff
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## REGISTER 00 ##
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REG=$(i2cget -y -f 0 0x34 0x00)
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STATUS_ACIN=$(($(($REG&0x80))/128))
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STATUS_VBUS=$(($(($REG&0x20))/32))
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STATUS_CHG_DIR=$(($(($REG&0x04))/4))
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REG=$(i2cget -y -f 0 0x34 0x01)
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STATUS_CHARGING=$(($(($REG&0x40))/64))
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STATUS_BATCON=$(($(($REG&0x20))/32))
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BAT_C=0
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BAT_D=0
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if [ $STATUS_ACIN == 1 ]; then
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# ACIN voltage
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REG=$(i2cget -y -f 0 0x34 0x56 w|awk '{print "0x"substr($0,5,2)substr($0,4,1)}')
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REG=$(printf "%d" "$REG")
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ACIN=$(echo "$REG*0.0017"|bc)
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# ACIN Current
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REG=$(i2cget -y -f 0 0x34 0x58 w|awk '{print "0x"substr($0,5,2)substr($0,4,1)}')
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REG=$(printf "%d" "$REG")
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ACIN_C=$(echo "$REG*0.000625"|bc)
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else
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ACIN=0
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ACIN_C=0
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fi
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if [ $STATUS_VBUS == 1 ]; then
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# VBUS voltage
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REG=$(i2cget -y -f 0 0x34 0x5A w|awk '{print "0x"substr($0,5,2)substr($0,4,1)}')
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REG=$(printf "%d" "$REG")
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VBUS=$(echo "$REG*0.0017"|bc)
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# VBUS Current
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REG=$(i2cget -y -f 0 0x34 0x5C w|awk '{print "0x"substr($0,5,2)substr($0,4,1)}')
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REG=$(printf "%d" "$REG")
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VBUS_C=$(echo "$REG*0.000375"|bc)
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else
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VBUS=0
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VBUS_C=0
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fi
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if [ $STATUS_BATCON == 1 ]; then
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# Battery Voltage
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REG=$(i2cget -y -f 0 0x34 0x78 w|awk '{print "0x"substr($0,5,2)substr($0,4,1)}')
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REG=$(printf "%d" "$REG")
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VBAT=$(echo "$REG*0.0011"|bc)
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if [ $STATUS_CHG_DIR == 1 ]; then
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# Battery Charging Current
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REG=$(i2cget -y -f 0 0x34 0x7A w|awk '{print "0x"substr($0,5,2)substr($0,4,1)}')
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REG_C=$(printf "%d" "$REG")
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BAT_C=$(echo "scale=2;$REG_C*0.001"|bc)
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else
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# Battery Discharge Current
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REG=$(i2cget -y -f 0 0x34 0x7C w|awk '{print "0x"substr($0,5,2)substr($0,4,1)}')
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REG_D=$(printf "%d" "$REG")
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BAT_D=$(echo "scale=2;$REG_D*0.001"|bc)
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fi
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# Battery %
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REG=$(i2cget -y -f 0 0x34 0xB9)
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BAT_PERCENT=$(printf "%d" "$REG")
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else
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VBAT=0
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#BATT_CUR=0
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BAT_PERCENT=0
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fi
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# Temperature
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REG=$(i2cget -y -f 0 0x34 0x5E w|awk '{print "0x"substr($0,5,2)substr($0,4,1)}')
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REG=$(printf "%d" "$REG")
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THERM=$(echo "($REG*0.1)-144.7"|bc)
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echo "$THERM"
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echo $ACIN
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echo $ACIN_C
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echo $VBUS
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echo $VBUS_C
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echo $VBAT
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echo "$(echo "$BAT_C-$BAT_D"|bc)"
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echo $BAT_PERCENT
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echo $STATUS_CHARGING
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