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feat(hid): recognise Nano receiver 046d:c534 (MK270, MK295) #1456

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feat(hid): recognise Nano receiver 046d:c534 (MK270, MK295) #1456

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8cb9c66
feat(hid): recognise Nano receiver 046d:c534 (MK270, MK295)
4ni1ak Sep 17, 2026
dee43d0
test(hid): pin the new c534 receiver's exact identity mapping
4ni1ak Sep 17, 2026
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12 changes: 12 additions & 0 deletions crates/openlogi-device-registry/src/receiver.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,10 @@ impl ReceiverDescriptor {
pub const RECEIVERS: &[ReceiverDescriptor] = &[
ReceiverDescriptor::logitech(0xc52b, ReceiverBrand::Unifying, ReceiverProtocol::Unifying),
ReceiverDescriptor::logitech(0xc532, ReceiverBrand::Unifying, ReceiverProtocol::Unifying),
// Nano receiver bundled with budget wireless combos (e.g. MK270, MK295),
// limited to 2 paired devices — cross-checked against Solaar's
// NANO_RECEIVER_C534.
ReceiverDescriptor::logitech(0xc534, ReceiverBrand::Nano, ReceiverProtocol::Unifying),
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// Nano receiver bundled with the G602.
ReceiverDescriptor::logitech(0xc537, ReceiverBrand::Nano, ReceiverProtocol::Unifying),
// Lightspeed gaming receiver used by the G502, G Pro Wireless, G604, and
Expand Down Expand Up @@ -122,6 +126,14 @@ mod tests {
assert_eq!(receiver.protocol, ReceiverProtocol::Unifying);
}

#[test]
fn mk270_mk295_nano_receiver_is_nano_over_unifying_protocol() {
let receiver = find_receiver(LOGITECH_VENDOR_ID, 0xc534).expect("c534 receiver");

assert_eq!(receiver.brand, ReceiverBrand::Nano);
assert_eq!(receiver.protocol, ReceiverProtocol::Unifying);
}

#[test]
fn lookup_requires_the_matching_vendor() {
assert!(find_receiver(0xffff, 0xc54d).is_none());
Expand Down
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