Tasmota/tasmota/xdrv_37_sonoff_d1.ino

201 lines
6.6 KiB
C++

/*
xdrv_37_sonoff_d1.ino - sonoff D1 dimmer support for Tasmota
Copyright (C) 2020 Theo Arends
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef USE_LIGHT
#ifdef USE_SONOFF_D1
/*********************************************************************************************\
* Sonoff D1 dimmer 433
*
* 0 1 2 3 4 5 6 7 8 9 A B C D E F 10
* AA 55 - Header
* 01 04 - Version?
* 00 0A - Following data length (10 bytes)
* 01 - Power state (00 = off, 01 = on, FF = ignore)
* 64 - Dimmer percentage (01 to 64 = 1 to 100%)
* FF FF FF FF FF FF FF FF - Not used
* 6C - CRC over bytes 2 to F (Addition)
\*********************************************************************************************/
#define XDRV_37 37
struct SONOFFD1 {
uint8_t receive_len = 0;
uint8_t power = 255; // Not initialized
uint8_t dimmer = 255; // Not initialized
} SnfD1;
/********************************************************************************************/
void SonoffD1Received(void)
{
if (TasmotaGlobal.serial_in_byte_counter < 8) { return; } // Received ack from Rf chip (aa 55 01 04 00 00 05)
uint8_t action = TasmotaGlobal.serial_in_buffer[6] & 1;
if (action != SnfD1.power) {
SnfD1.power = action;
// AddLog_P2(LOG_LEVEL_DEBUG, PSTR("SD1: Remote power (%d, %d)"), SnfD1.power, SnfD1.dimmer);
ExecuteCommandPower(1, action, SRC_SWITCH);
}
uint8_t dimmer = TasmotaGlobal.serial_in_buffer[7];
if (dimmer != SnfD1.dimmer) {
SnfD1.dimmer = dimmer;
// AddLog_P2(LOG_LEVEL_DEBUG, PSTR("SD1: Remote dimmer (%d, %d)"), SnfD1.power, SnfD1.dimmer);
char scmnd[20];
snprintf_P(scmnd, sizeof(scmnd), PSTR(D_CMND_DIMMER " %d"), SnfD1.dimmer);
ExecuteCommand(scmnd, SRC_SWITCH);
}
/*
// Send Acknowledge - Copy first 5 bytes, reset byte 6 and store crc in byte 7
// AA 55 01 04 00 00 05
TasmotaGlobal.serial_in_buffer[5] = 0; // Ack
TasmotaGlobal.serial_in_buffer[6] = 0; // Crc
for (uint32_t i = 0; i < 7; i++) {
if ((i > 1) && (i < 6)) { TasmotaGlobal.serial_in_buffer[6] += TasmotaGlobal.serial_in_buffer[i]; }
Serial.write(TasmotaGlobal.serial_in_buffer[i]);
}
*/
}
bool SonoffD1SerialInput(void)
{
if (0xAA == TasmotaGlobal.serial_in_byte) { // 0xAA - Start of text
TasmotaGlobal.serial_in_byte_counter = 0;
SnfD1.receive_len = 7;
}
if (SnfD1.receive_len) {
TasmotaGlobal.serial_in_buffer[TasmotaGlobal.serial_in_byte_counter++] = TasmotaGlobal.serial_in_byte;
if (6 == TasmotaGlobal.serial_in_byte_counter) {
SnfD1.receive_len += TasmotaGlobal.serial_in_byte; // 8 or 17
}
if (TasmotaGlobal.serial_in_byte_counter == SnfD1.receive_len) {
// Sonoff D1 codes
// aa 55 01 04 00 0a 01 01 ff ff ff ff ff ff ff ff 09 - Power On, Dimmer 1%
// aa 55 01 04 00 0a 01 28 ff ff ff ff ff ff ff ff 30 - Power On, Dimmer 40%
// aa 55 01 04 00 0a 01 3c ff ff ff ff ff ff ff ff 44 - Power On, Dimmer 60%
// aa 55 01 04 00 0a 01 64 ff ff ff ff ff ff ff ff 6c - Power On, Dimmer 100%
// aa 55 01 04 00 0a 00 64 ff ff ff ff ff ff ff ff 6b - Power Off (with last dimmer 100%)
// aa 55 01 04 00 0a 01 64 ff ff ff ff ff ff ff ff 6c - Power On (with last dimmer 100%)
AddLogSerial(LOG_LEVEL_DEBUG);
uint8_t crc = 0;
for (uint32_t i = 2; i < SnfD1.receive_len -1; i++) {
crc += TasmotaGlobal.serial_in_buffer[i];
}
if (crc == TasmotaGlobal.serial_in_buffer[SnfD1.receive_len -1]) {
SonoffD1Received();
SnfD1.receive_len = 0;
return true;
}
}
TasmotaGlobal.serial_in_byte = 0;
}
return false;
}
/********************************************************************************************/
void SonoffD1Send()
{
// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
uint8_t buffer[17] = { 0xAA,0x55,0x01,0x04,0x00,0x0A,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00 };
buffer[6] = SnfD1.power;
buffer[7] = SnfD1.dimmer;
for (uint32_t i = 0; i < sizeof(buffer); i++) {
if ((i > 1) && (i < sizeof(buffer) -1)) { buffer[16] += buffer[i]; }
Serial.write(buffer[i]);
}
}
bool SonoffD1SendPower(void)
{
uint8_t action = XdrvMailbox.index &1;
if (action != SnfD1.power) {
SnfD1.power = action;
// AddLog_P2(LOG_LEVEL_DEBUG, PSTR("SD1: Tasmota power (%d, %d)"), SnfD1.power, SnfD1.dimmer);
SonoffD1Send();
}
return true;
}
bool SonoffD1SendDimmer(void)
{
uint8_t dimmer = LightGetDimmer(1);
dimmer = (dimmer < Settings.dimmer_hw_min) ? Settings.dimmer_hw_min : dimmer;
dimmer = (dimmer > Settings.dimmer_hw_max) ? Settings.dimmer_hw_max : dimmer;
if (dimmer != SnfD1.dimmer) {
SnfD1.dimmer = dimmer;
// AddLog_P2(LOG_LEVEL_DEBUG, PSTR("SD1: Tasmota dimmer (%d, %d)"), SnfD1.power, SnfD1.dimmer);
SonoffD1Send();
}
return true;
}
bool SonoffD1ModuleSelected(void)
{
SetSerial(9600, TS_SERIAL_8N1);
TasmotaGlobal.devices_present++;
TasmotaGlobal.light_type = LT_SERIAL1;
return true;
}
/*********************************************************************************************\
* Interface
\*********************************************************************************************/
bool Xdrv37(uint8_t function)
{
bool result = false;
if (SONOFF_D1 == TasmotaGlobal.module_type) {
switch (function) {
case FUNC_SERIAL:
result = SonoffD1SerialInput();
break;
case FUNC_SET_DEVICE_POWER:
result = SonoffD1SendPower();
break;
case FUNC_SET_CHANNELS:
result = SonoffD1SendDimmer();
break;
case FUNC_MODULE_INIT:
result = SonoffD1ModuleSelected();
break;
}
}
return result;
}
#endif // USE_SONOFF_D1
#endif // USE_LIGHT