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Code Issues Releases Wiki Activity

New Midea IR component, improvements and fixes (#2847)

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Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
This commit is contained in:
Sergey Dudanov
2022-01-10 02:47:19 +04:00
committed by GitHub
parent b406c6403c
commit 9a70bfa471
19 changed files with 664 additions and 230 deletions
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84
esphome/components/remote_base/coolix_protocol.cpp Normal file
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#include "coolix_protocol.h"
#include "esphome/core/log.h"
namespace esphome {
namespace remote_base {
static const char *const TAG = "remote.coolix";
static const int32_t TICK_US = 560;
static const int32_t HEADER_MARK_US = 8 * TICK_US;
static const int32_t HEADER_SPACE_US = 8 * TICK_US;
static const int32_t BIT_MARK_US = 1 * TICK_US;
static const int32_t BIT_ONE_SPACE_US = 3 * TICK_US;
static const int32_t BIT_ZERO_SPACE_US = 1 * TICK_US;
static const int32_t FOOTER_MARK_US = 1 * TICK_US;
static const int32_t FOOTER_SPACE_US = 10 * TICK_US;
static void encode_data(RemoteTransmitData *dst, const CoolixData &src) {
// Break data into bytes, starting at the Most Significant
// Byte. Each byte then being sent normal, then followed inverted.
for (unsigned shift = 16;; shift -= 8) {
// Grab a bytes worth of data.
const uint8_t byte = src >> shift;
// Normal
for (uint8_t mask = 1 << 7; mask; mask >>= 1)
dst->item(BIT_MARK_US, (byte & mask) ? BIT_ONE_SPACE_US : BIT_ZERO_SPACE_US);
// Inverted
for (uint8_t mask = 1 << 7; mask; mask >>= 1)
dst->item(BIT_MARK_US, (byte & mask) ? BIT_ZERO_SPACE_US : BIT_ONE_SPACE_US);
// Data end
if (shift == 0)
break;
}
}
void CoolixProtocol::encode(RemoteTransmitData *dst, const CoolixData &data) {
dst->set_carrier_frequency(38000);
dst->reserve(2 + 2 * 48 + 2 + 2 + 2 * 48 + 1);
dst->item(HEADER_MARK_US, HEADER_SPACE_US);
encode_data(dst, data);
dst->item(FOOTER_MARK_US, FOOTER_SPACE_US);
dst->item(HEADER_MARK_US, HEADER_SPACE_US);
encode_data(dst, data);
dst->mark(FOOTER_MARK_US);
}
static bool decode_data(RemoteReceiveData &src, CoolixData &dst) {
uint32_t data = 0;
for (unsigned n = 3;; data <<= 8) {
// Read byte
for (uint32_t mask = 1 << 7; mask; mask >>= 1) {
if (!src.expect_mark(BIT_MARK_US))
return false;
if (src.expect_space(BIT_ONE_SPACE_US))
data |= mask;
else if (!src.expect_space(BIT_ZERO_SPACE_US))
return false;
}
// Check for inverse byte
for (uint32_t mask = 1 << 7; mask; mask >>= 1) {
if (!src.expect_item(BIT_MARK_US, (data & mask) ? BIT_ZERO_SPACE_US : BIT_ONE_SPACE_US))
return false;
}
// Checking the end of reading
if (--n == 0) {
dst = data;
return true;
}
}
}
optional<CoolixData> CoolixProtocol::decode(RemoteReceiveData data) {
CoolixData first, second;
if (data.expect_item(HEADER_MARK_US, HEADER_SPACE_US) && decode_data(data, first) &&
data.expect_item(FOOTER_MARK_US, FOOTER_SPACE_US) && data.expect_item(HEADER_MARK_US, HEADER_SPACE_US) &&
decode_data(data, second) && data.expect_mark(FOOTER_MARK_US) && first == second)
return first;
return {};
}
void CoolixProtocol::dump(const CoolixData &data) { ESP_LOGD(TAG, "Received Coolix: 0x%06X", data); }
} // namespace remote_base
} // namespace esphome