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Add comments for HAL features

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9names 2022-10-03 11:43:09 +11:00
parent 6a040a8042
commit fc110f07c3
1 changed files with 13 additions and 1 deletions
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14
rp2040-hal/Cargo.toml
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@ -44,11 +44,23 @@ pio-proc = "0.2.0"
dht-sensor = "0.2.1" dht-sensor = "0.2.1"
[features] [features]
# Minimal startup / runtime for Cortex-M microcontrollers
rt = ["rp2040-pac/rt"] rt = ["rp2040-pac/rt"]
# Memoize(cache) ROM function pointers on first use to improve performance
rom-func-cache = [] rom-func-cache = []
# Disable automatic mapping of language features (like floating point math) to ROM functions
disable-intrinsics = [] disable-intrinsics = []
# This enables ROM functions for f64 math that were not present in the earliest RP2040s
rom-v2-intrinsics = [] rom-v2-intrinsics = []
rp2040-e5 = [] # USB errata 5: USB device fails to exit RESET state on busy USB bus.
# This enables a fix for USB errata 5: USB device fails to exit RESET state on busy USB bus.
# Only required for RP2040 B0 and RP2040 B1, but it also works for RP2040 B2 and above
rp2040-e5 = []
# critical section that is safe for multicore use
critical-section-impl = ["critical-section/restore-state-u8"] critical-section-impl = ["critical-section/restore-state-u8"]
[[example]] [[example]]