mirror of
https://github.com/Next-Flip/Momentum-Firmware.git
synced 2026-04-29 04:09:58 -07:00
Update UniTemp and run fbt format
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@@ -7,57 +7,69 @@
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#include "../../app.h"
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static bool decode(uint8_t *bits, uint32_t numbytes, uint32_t numbits, ProtoViewMsgInfo *info) {
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static bool decode(uint8_t* bits, uint32_t numbytes, uint32_t numbits, ProtoViewMsgInfo* info) {
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/* We consider a preamble of 17 symbols. They are more, but the decoding
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* is more likely to happen if we don't pretend to receive from the
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* very start of the message. */
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uint32_t sync_len = 17;
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const char *sync_pattern = "10101010101010110";
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if (numbits-sync_len < 8*10) return false; /* Expect 10 bytes. */
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const char* sync_pattern = "10101010101010110";
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if(numbits - sync_len < 8 * 10) return false; /* Expect 10 bytes. */
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uint64_t off = bitmap_seek_bits(bits,numbytes,0,numbits,sync_pattern);
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if (off == BITMAP_SEEK_NOT_FOUND) return false;
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uint64_t off = bitmap_seek_bits(bits, numbytes, 0, numbits, sync_pattern);
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if(off == BITMAP_SEEK_NOT_FOUND) return false;
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FURI_LOG_E(TAG, "Renault TPMS preamble+sync found");
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info->start_off = off;
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off += sync_len; /* Skip preamble + sync. */
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uint8_t raw[10];
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uint32_t decoded =
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convert_from_line_code(raw,sizeof(raw),bits,numbytes,off,
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"01","10"); /* Manchester. */
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uint32_t decoded = convert_from_line_code(
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raw, sizeof(raw), bits, numbytes, off, "01", "10"); /* Manchester. */
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FURI_LOG_E(TAG, "Citroen TPMS decoded bits: %lu", decoded);
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if (decoded < 8*10) return false; /* Require the full 10 bytes. */
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if(decoded < 8 * 10) return false; /* Require the full 10 bytes. */
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/* Check the CRC. It's a simple XOR of bytes 1-9, the first byte
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* is not included. The meaning of the first byte is unknown and
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* we don't display it. */
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uint8_t crc = 0;
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for (int j = 1; j < 10; j++) crc ^= raw[j];
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if (crc != 0) return false; /* Require sane checksum. */
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for(int j = 1; j < 10; j++) crc ^= raw[j];
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if(crc != 0) return false; /* Require sane checksum. */
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info->pulses_count = (off+8*10*2) - info->start_off;
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info->pulses_count = (off + 8 * 10 * 2) - info->start_off;
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int repeat = raw[5] & 0xf;
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float kpa = (float)raw[6]*1.364;
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int temp = raw[7]-50;
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float kpa = (float)raw[6] * 1.364;
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int temp = raw[7] - 50;
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int battery = raw[8]; /* This may be the battery. It's not clear. */
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snprintf(info->name,sizeof(info->name),"%s","Citroen TPMS");
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snprintf(info->raw,sizeof(info->raw),
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snprintf(info->name, sizeof(info->name), "%s", "Citroen TPMS");
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snprintf(
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info->raw,
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sizeof(info->raw),
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"%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X",
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raw[0],raw[1],raw[2],raw[3],raw[4],raw[5],
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raw[6],raw[7],raw[8],raw[9]);
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snprintf(info->info1,sizeof(info->info1),"Tire ID %02X%02X%02X%02X",
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raw[1],raw[2],raw[3],raw[4]);
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snprintf(info->info2,sizeof(info->info2),"Pressure %.2f kpa", (double)kpa);
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snprintf(info->info3,sizeof(info->info3),"Temperature %d C", temp);
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snprintf(info->info4,sizeof(info->info4),"Repeat %d, Bat %d", repeat, battery);
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raw[0],
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raw[1],
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raw[2],
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raw[3],
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raw[4],
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raw[5],
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raw[6],
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raw[7],
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raw[8],
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raw[9]);
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snprintf(
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info->info1,
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sizeof(info->info1),
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"Tire ID %02X%02X%02X%02X",
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raw[1],
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raw[2],
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raw[3],
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raw[4]);
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snprintf(info->info2, sizeof(info->info2), "Pressure %.2f kpa", (double)kpa);
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snprintf(info->info3, sizeof(info->info3), "Temperature %d C", temp);
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snprintf(info->info4, sizeof(info->info4), "Repeat %d, Bat %d", repeat, battery);
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return true;
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}
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ProtoViewDecoder CitroenTPMSDecoder = {
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"Citroen TPMS", decode
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};
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ProtoViewDecoder CitroenTPMSDecoder = {"Citroen TPMS", decode};
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