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TPMS: Comments, more descriptive declarations.

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This commit is contained in:
Jared Boone
2016-05-30 11:28:22 -07:00
parent a52d0fbd81
commit 57767004a2
1 changed files with 11 additions and 3 deletions
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14
firmware/baseband/proc_tpms.hpp
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@@ -93,7 +93,7 @@ private:
static constexpr float channel_rate_in = 307200.0f; static constexpr float channel_rate_in = 307200.0f;
static constexpr size_t channel_decimation = 8; static constexpr size_t channel_decimation = 8;
static constexpr float channel_sample_rate = channel_rate_in / channel_decimation; static constexpr float channel_sample_rate = channel_rate_in / channel_decimation;
OOKSlicerMagSquaredInt ook_slicer_5sps { 5 }; OOKSlicerMagSquaredInt ook_slicer_5sps { channel_sample_rate / 8400 + 1};
uint32_t slicer_history { 0 }; uint32_t slicer_history { 0 };
OOKClockRecovery clock_recovery_ook_8k192 { OOKClockRecovery clock_recovery_ook_8k192 {
@@ -101,9 +101,13 @@ private:
}; };
PacketBuilder<BitPattern, NeverMatch, FixedLength> packet_builder_ook_8k192_schrader { PacketBuilder<BitPattern, NeverMatch, FixedLength> packet_builder_ook_8k192_schrader {
/* Preamble: 11*2, 01*14, 11, 10
* Payload: 37 Manchester-encoded bits
* Bit rate: 4096 Hz
*/
{ 0b010101010101010101011110, 24, 0 }, { 0b010101010101010101011110, 24, 0 },
{ }, { },
{ 74 }, { 37 * 2 },
[](const baseband::Packet& packet) { [](const baseband::Packet& packet) {
const TPMSPacketMessage message { tpms::SignalType::OOK_8k192_Schrader, packet }; const TPMSPacketMessage message { tpms::SignalType::OOK_8k192_Schrader, packet };
shared_memory.application_queue.push(message); shared_memory.application_queue.push(message);
@@ -115,9 +119,13 @@ private:
}; };
PacketBuilder<BitPattern, NeverMatch, FixedLength> packet_builder_ook_8k4_schrader { PacketBuilder<BitPattern, NeverMatch, FixedLength> packet_builder_ook_8k4_schrader {
/* Preamble: 01*40, 01, 10, 01, 01
* Payload: 76 Manchester-encoded bits
* Bit rate: 4200 Hz
*/
{ 0b01010101010101010101010101100101, 32, 0 }, { 0b01010101010101010101010101100101, 32, 0 },
{ }, { },
{ 192 }, { 76 * 2 },
[](const baseband::Packet& packet) { [](const baseband::Packet& packet) {
const TPMSPacketMessage message { tpms::SignalType::OOK_8k4_Schrader, packet }; const TPMSPacketMessage message { tpms::SignalType::OOK_8k4_Schrader, packet };
shared_memory.application_queue.push(message); shared_memory.application_queue.push(message);