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#!/bin/sh
# DS2482-100 Single Channel 1-Wire Master
vusb-i2cset 0x18 0xf0 || echo "Failed to reset chip"
vusb-i2cset 0x18 0xd2 0xf0 || echo "Failed to set config"
vusb-i2cset 0x18 0xb4 || echo "Failed to initiate presence detection (OWR)"
ret=$(( $(vusb-i2cget 0x18 0xe1 0xf0) & 0x02 ))
if [ "${ret}" = 0 ]; then
echo "No presence detected"
exit 1
fi
vusb-i2cset 0x18 0xa5 0x33 || echo "failed to issue READ ROM"
vusb-i2cset 0x18 0x96 || echo "failed to initiate read"
b8=$(vusb-i2cget 0x18 0xe1 0xe1)
vusb-i2cset 0x18 0x96 || echo "failed to initiate read"
b7=$(vusb-i2cget 0x18 0xe1 0xe1)
vusb-i2cset 0x18 0x96 || echo "failed to initiate read"
b6=$(vusb-i2cget 0x18 0xe1 0xe1)
vusb-i2cset 0x18 0x96 || echo "failed to initiate read"
b5=$(vusb-i2cget 0x18 0xe1 0xe1)
vusb-i2cset 0x18 0x96 || echo "failed to initiate read"
b4=$(vusb-i2cget 0x18 0xe1 0xe1)
vusb-i2cset 0x18 0x96 || echo "failed to initiate read"
b3=$(vusb-i2cget 0x18 0xe1 0xe1)
vusb-i2cset 0x18 0x96 || echo "failed to initiate read"
b2=$(vusb-i2cget 0x18 0xe1 0xe1)
vusb-i2cset 0x18 0x96 || echo "failed to initiate read"
b1=$(vusb-i2cget 0x18 0xe1 0xe1)
printf "%02x%02x%02x%02x%02x%02x%02x%02x" $b1 $b2 $b3 $b4 $b5 $b6 $b7 $b8
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