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Author SHA1 Message Date
github-actions[bot] 974455773f chore: update vendor submodules to latest main 2026-03-30 00:42:47 +00:00
2 changed files with 6 additions and 18 deletions
@@ -565,25 +565,13 @@ fn parse_esp32_frame(buf: &[u8]) -> Option<Esp32Frame> {
return None;
}
// Frame layout (must match firmware csi_collector.c):
// [0..3] magic (u32 LE)
// [4] node_id (u8)
// [5] n_antennas (u8)
// [6..7] n_subcarriers (u16 LE)
// [8..11] freq_mhz (u32 LE)
// [12..15] sequence (u32 LE)
// [16] rssi (i8)
// [17] noise_floor (i8)
// [18..19] reserved
// [20..] I/Q data
let node_id = buf[4];
let n_antennas = buf[5];
let n_subcarriers_u16 = u16::from_le_bytes([buf[6], buf[7]]);
let n_subcarriers = n_subcarriers_u16 as u8; // truncate to u8 for Esp32Frame compat
let freq_mhz = u16::from_le_bytes([buf[8], buf[9]]); // low 16 bits of u32
let sequence = u32::from_le_bytes([buf[12], buf[13], buf[14], buf[15]]);
let rssi = buf[16] as i8; // #332: was buf[14], 2 bytes off
let noise_floor = buf[17] as i8; // #332: was buf[15], 2 bytes off
let n_subcarriers = buf[6];
let freq_mhz = u16::from_le_bytes([buf[8], buf[9]]);
let sequence = u32::from_le_bytes([buf[10], buf[11], buf[12], buf[13]]);
let rssi = buf[14] as i8;
let noise_floor = buf[15] as i8;
let iq_start = 20;
let n_pairs = n_antennas as usize * n_subcarriers as usize;