Re-add PET998DR quiet postamble (#249)

Co-authored-by: nullstalgia <[email protected]>

src/radio/rmt/Petrainer998DREncoder.cpp

@@ -5,6 +5,7 @@
 const rmt_data_t kRmtPreamble  = {1500, 1, 750, 0};
 const rmt_data_t kRmtOne       = {750, 1, 250, 0};
 const rmt_data_t kRmtZero      = {250, 1, 750, 0};
+const rmt_data_t kRmtPostamble = {1500, 0, 1500, 0}; // Some subvariants expect a quiet period between commands
 
 using namespace OpenShock;
 
@@ -45,14 +46,15 @@ std::vector<rmt_data_t> Rmt::Petrainer998DREncoder::GetSequence(std::uint16_t sh
   std::uint64_t data = (static_cast<std::uint64_t>(channel & 0b111) << 35 | static_cast<std::uint64_t>(typeVal & 0b1111) << 31 | static_cast<std::uint64_t>(shockerId & 0x1FFFF) << 14 | static_cast<std::uint64_t>(intensity & 0x7F) << 7 | static_cast<std::uint64_t>(typeInvert & 0b1111) << 3 | static_cast<std::uint64_t>(channelInvert & 0b111));
 
   std::vector<rmt_data_t> pulses;
-  pulses.reserve(42);
+  pulses.reserve(43);
 
   // Generate the sequence
   pulses.push_back(kRmtPreamble);
   pulses.push_back(kRmtOne);
   Internal::EncodeBits<38>(pulses, data, kRmtOne, kRmtZero);
   pulses.push_back(kRmtZero);
   pulses.push_back(kRmtZero);
+  pulses.push_back(kRmtPostamble);
 
   return pulses;
 }