Link protocol

class pygarmin.protocol.L000(physicalLayer)

Bases: object

Basic Link Protocol.

The Basic Link Protocol is used for the initial communication with the A000 Product Data Protocol to determine the product data of the connected device.

send_packet(pid, data): Send a packet.

read_packet(): Read a packet.

expect_packet(pid): Expect and read a particular packet type. Return data.

class pygarmin.protocol.L001(physicalLayer)

Bases: L000

Link Protocol 1.

This Link Protocol used by most devices.

class pygarmin.protocol.L002(physicalLayer)

Bases: L000

Link Protocol 2.

This Link Protocol used by panel-mounted aviation devices.