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donglora/Cargo.toml
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swaits 1646564bc1 refactor: replace postcard/serde with fixed-size LE wire format
Drop postcard and serde dependencies entirely. All integers are now
fixed-width little-endian on the wire — no varints, no zigzag encoding.
A developer sending tx_power_dbm=14 sees 0x0E on the wire. No surprises.

- RadioConfig: 10 bytes fixed (freq:4 LE, bw:1, sf:1, cr:1, sync:2 LE, pwr:1)
- Commands/Responses: tag byte + fixed-size fields
- Vec<u8>: 2-byte LE length prefix + raw bytes
- Option<T>: 1-byte (0=None, 1=Some) + T
- COBS framing preserved (just byte-stuffing, no encoding tricks)
- Manual COBS decode replaces postcard's CobsAccumulator
- Removes ~15KB from firmware binary (no serde monomorphization)
2026-03-29 20:42:58 -06:00

80 lines
2.3 KiB
TOML

[package]
name = "donglora"
version = "0.1.0"
edition = "2021"
build = "build.rs"
authors = ["Stephen Waits <steve@waits.net>"]
license = "MIT"
description = "Transparent LoRa radio over USB — plug in a board, talk LoRa from your host"
repository = "https://github.com/swaits/donglora"
readme = "README.md"
keywords = ["lora", "radio", "embedded", "usb", "firmware"]
categories = ["embedded", "hardware-support", "no-std"]
[dependencies]
cfg-if = "1.0"
critical-section = "1.2"
defmt = "0.3"
embassy-embedded-hal = "0.2"
embassy-executor = { version = "0.6", features = ["task-arena-size-32768"] }
embassy-sync = "0.6"
embassy-time = "0.3"
embassy-usb = { version = "0.3", features = ["defmt"] }
embassy-usb-driver = "0.1"
cobs = { version = "0.3", default-features = false }
heapless = "0.8"
lora-phy = "3.0"
static_cell = "2.1"
# Display rendering
display-interface = "0.5"
embedded-graphics = "0.8"
ssd1306 = { version = "0.10", features = ["async"] }
# Async IO traits and combinators
embedded-io-async = "0.6"
embassy-futures = "0.1"
# ESP32-S3 (Heltec V3) — requires esp toolchain (espup)
esp-backtrace = { version = "0.14", optional = true, features = ["esp32s3", "panic-handler", "exception-handler", "defmt"] }
esp-hal = { version = "0.22", optional = true, features = ["esp32s3"] }
esp-hal-embassy = { version = "0.5", optional = true, features = ["esp32s3"] }
esp-println = { version = "0.12", optional = true, features = ["esp32s3", "defmt-espflash"] }
# nRF52840 (RAK 4631)
cortex-m-rt = { version = "0.7", optional = true }
embassy-nrf = { version = "0.2", optional = true, features = ["nrf52840", "gpiote", "time-driver-rtc1", "defmt"] }
panic-probe = { version = "0.3", optional = true, features = ["print-defmt"] }
[build-dependencies]
minijinja = "2.0"
owo-colors = "4.0"
[features]
heltec_v3 = [
"dep:esp-backtrace",
"dep:esp-hal",
"dep:esp-hal-embassy",
"dep:esp-println",
"embassy-time/generic-queue-8",
]
heltec_v4 = [
"dep:esp-backtrace",
"dep:esp-hal",
"dep:esp-hal-embassy",
"dep:esp-println",
"embassy-time/generic-queue-8",
]
rak_wisblock_4631 = [
"dep:cortex-m-rt",
"dep:embassy-nrf",
"dep:panic-probe",
"embassy-executor/arch-cortex-m",
"embassy-executor/executor-thread",
]
[profile.release]
codegen-units = 1
lto = "fat"
opt-level = 3