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SERIALISATION.md: Add note re CBOR.

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Peter Hinch 2024-02-22 12:26:48 +00:00
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SERIALISATION.md
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@ -61,6 +61,11 @@ The `protobuf` standard requires transmitter and receiver to share a schema
which defines the message structure. Message length may change at runtime, but
structure may not.
There has been some discussion of supporting [CBOR](https://cbor.io/). There is a
MicroPython library [here](https://github.com/onetonfoot/micropython-cbor). This
is a binary format with a focus on minimising message length. I have not yet had
time to study this.
## 1.1 Transmission over unreliable links
Consider a system where a transmitter periodically sends messages to a receiver
@ -77,7 +82,7 @@ signals the transmitter to request retransmission.
## 1.2 Concurrency
In `uasyncio` systems the transmitter presents no problem. A message is created
In `asyncio` systems the transmitter presents no problem. A message is created
using synchronous code, then transmitted using asynchronous code typically with
a `StreamWriter`. In the case of ASCII protocols a delimiter - usually `b"\n"`
is appended.