mirror of https://github.com/arendst/Tasmota.git
204 lines
6.6 KiB
C++
204 lines
6.6 KiB
C++
/*
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xdrv_37_sonoff_d1.ino - sonoff D1 dimmer support for Tasmota
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Copyright (C) 2021 Theo Arends
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef USE_LIGHT
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#ifdef USE_SONOFF_D1
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/*********************************************************************************************\
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* Sonoff D1 dimmer 433
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*
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* 0 1 2 3 4 5 6 7 8 9 A B C D E F 10
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* AA 55 - Header
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* 01 04 - Version?
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* 00 0A - Following data length (10 bytes)
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* 01 - Power state (00 = off, 01 = on, FF = ignore)
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* 64 - Dimmer percentage (01 to 64 = 1 to 100%)
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* FF FF FF FF FF FF FF FF - Not used
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* 6C - CRC over bytes 2 to F (Addition)
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\*********************************************************************************************/
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#define XDRV_37 37
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struct SONOFFD1 {
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uint8_t receive_len = 0;
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uint8_t power = 255; // Not initialized
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uint8_t dimmer = 255; // Not initialized
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} SnfD1;
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/********************************************************************************************/
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void SonoffD1Received(void)
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{
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if (TasmotaGlobal.serial_in_byte_counter < 8) { return; } // Received ack from Rf chip (aa 55 01 04 00 00 05)
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uint8_t action = TasmotaGlobal.serial_in_buffer[6] & 1;
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if (action != SnfD1.power) {
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SnfD1.power = action;
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// AddLog(LOG_LEVEL_DEBUG, PSTR("SD1: Remote power (%d, %d)"), SnfD1.power, SnfD1.dimmer);
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ExecuteCommandPower(1, action, SRC_SWITCH);
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}
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uint8_t dimmer = TasmotaGlobal.serial_in_buffer[7];
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if (dimmer != SnfD1.dimmer) {
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SnfD1.dimmer = dimmer;
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// AddLog(LOG_LEVEL_DEBUG, PSTR("SD1: Remote dimmer (%d, %d)"), SnfD1.power, SnfD1.dimmer);
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char scmnd[20];
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snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_DIMMER " %d"), SnfD1.dimmer);
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ExecuteCommand(scmnd, SRC_SWITCH);
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}
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/*
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// Send Acknowledge - Copy first 5 bytes, reset byte 6 and store crc in byte 7
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// AA 55 01 04 00 00 05
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TasmotaGlobal.serial_in_buffer[5] = 0; // Ack
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TasmotaGlobal.serial_in_buffer[6] = 0; // Crc
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for (uint32_t i = 0; i < 7; i++) {
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if ((i > 1) && (i < 6)) { TasmotaGlobal.serial_in_buffer[6] += TasmotaGlobal.serial_in_buffer[i]; }
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Serial.write(TasmotaGlobal.serial_in_buffer[i]);
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}
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*/
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}
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bool SonoffD1SerialInput(void)
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{
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if (0xAA == TasmotaGlobal.serial_in_byte) { // 0xAA - Start of text
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TasmotaGlobal.serial_in_byte_counter = 0;
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SnfD1.receive_len = 7;
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}
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if (SnfD1.receive_len) {
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TasmotaGlobal.serial_in_buffer[TasmotaGlobal.serial_in_byte_counter++] = TasmotaGlobal.serial_in_byte;
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if (6 == TasmotaGlobal.serial_in_byte_counter) {
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SnfD1.receive_len += TasmotaGlobal.serial_in_byte; // 8 or 17
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}
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if (TasmotaGlobal.serial_in_byte_counter == SnfD1.receive_len) {
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// Sonoff D1 codes
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// aa 55 01 04 00 0a 01 01 ff ff ff ff ff ff ff ff 09 - Power On, Dimmer 1%
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// aa 55 01 04 00 0a 01 28 ff ff ff ff ff ff ff ff 30 - Power On, Dimmer 40%
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// aa 55 01 04 00 0a 01 3c ff ff ff ff ff ff ff ff 44 - Power On, Dimmer 60%
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// aa 55 01 04 00 0a 01 64 ff ff ff ff ff ff ff ff 6c - Power On, Dimmer 100%
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// aa 55 01 04 00 0a 00 64 ff ff ff ff ff ff ff ff 6b - Power Off (with last dimmer 100%)
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// aa 55 01 04 00 0a 01 64 ff ff ff ff ff ff ff ff 6c - Power On (with last dimmer 100%)
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AddLogSerial();
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uint8_t crc = 0;
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for (uint32_t i = 2; i < SnfD1.receive_len -1; i++) {
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crc += TasmotaGlobal.serial_in_buffer[i];
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}
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if (crc == TasmotaGlobal.serial_in_buffer[SnfD1.receive_len -1]) {
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SonoffD1Received();
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SnfD1.receive_len = 0;
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return true;
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}
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}
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TasmotaGlobal.serial_in_byte = 0;
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}
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return false;
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}
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/********************************************************************************************/
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void SonoffD1Send()
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{
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// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
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uint8_t buffer[17] = { 0xAA,0x55,0x01,0x04,0x00,0x0A,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00 };
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buffer[6] = SnfD1.power;
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buffer[7] = SnfD1.dimmer;
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for (uint32_t i = 0; i < sizeof(buffer); i++) {
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if ((i > 1) && (i < sizeof(buffer) -1)) { buffer[16] += buffer[i]; }
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Serial.write(buffer[i]);
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}
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}
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bool SonoffD1SendPower(void)
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{
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uint8_t action = XdrvMailbox.index &1;
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if (action != SnfD1.power) {
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SnfD1.power = action;
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// AddLog(LOG_LEVEL_DEBUG, PSTR("SD1: Tasmota power (%d, %d)"), SnfD1.power, SnfD1.dimmer);
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SonoffD1Send();
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}
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return true;
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}
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bool SonoffD1SendDimmer(void)
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{
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uint8_t dimmer = LightGetDimmer(1);
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dimmer = (dimmer < Settings->dimmer_hw_min) ? Settings->dimmer_hw_min : dimmer;
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dimmer = (dimmer > Settings->dimmer_hw_max) ? Settings->dimmer_hw_max : dimmer;
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if (dimmer != SnfD1.dimmer) {
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SnfD1.dimmer = dimmer;
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// AddLog(LOG_LEVEL_DEBUG, PSTR("SD1: Tasmota dimmer (%d, %d)"), SnfD1.power, SnfD1.dimmer);
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SonoffD1Send();
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}
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return true;
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}
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bool SonoffD1ModuleSelected(void)
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{
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SetSerial(9600, TS_SERIAL_8N1);
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UpdateDevicesPresent(1);
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TasmotaGlobal.light_type = LT_SERIAL1;
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return true;
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}
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/*********************************************************************************************\
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* Interface
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\*********************************************************************************************/
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bool Xdrv37(uint32_t function)
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{
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bool result = false;
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if (SONOFF_D1 == TasmotaGlobal.module_type) {
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switch (function) {
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case FUNC_SERIAL:
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result = SonoffD1SerialInput();
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break;
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case FUNC_SET_DEVICE_POWER:
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result = SonoffD1SendPower();
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break;
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case FUNC_SET_CHANNELS:
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result = SonoffD1SendDimmer();
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break;
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case FUNC_MODULE_INIT:
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result = SonoffD1ModuleSelected();
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break;
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case FUNC_ACTIVE:
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result = true;
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break;
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}
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}
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return result;
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}
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#endif // USE_SONOFF_D1
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#endif // USE_LIGHT
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