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zeheater/send_bytes_bluetoothctl_spp.md

Created May 27, 2021 07:04
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Sending raw bytes to SPP Mobile Printer with bluetoothctl bluez
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send_bytes_bluetoothctl_spp.md

Send Raw Bytes to Bluetooth SPP with bluetoothctl

bluetoothctl gatt.list-attributes
bluetoothctl gatt.select-attributes <spp - attributes>
bluetoothctl gatt.write "0xhh 0xhh ..."

Using interactive cli

bluetoothctl
[BlueTooth Printer   ]# menu gatt
[BlueTooth Printer   ]# select-attributes <spp - attributes>
[BlueTooth Printer   ]# write "0xhh 0xhh ..."
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