mirror of https://github.com/arendst/Tasmota.git
207 lines
7.5 KiB
C++
207 lines
7.5 KiB
C++
/*
|
|
xlgt_08_bp5758d.ino - bp5758d five channel led support for Tasmota
|
|
|
|
Copyright (C) 2022 Theo Arends and oomg
|
|
|
|
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_BP5758D
|
|
/*********************************************************************************************\
|
|
* BP5758D RGBCW Led bulbs commonly used by Tuya hardware
|
|
*
|
|
* Example configuration for a Fitop RGBCCT filament light bulb:
|
|
* {"NAME":"Fitop Filament RGBCCT","GPIO":[1,1,0,1,1,0,0,0,8416,0,8384,0,0,0],"FLAG":0,"BASE":18,"CMND":"RGBWWTable 255,109,245,255,255"}
|
|
\*********************************************************************************************/
|
|
|
|
#define XLGT_08 8
|
|
|
|
// Layout: Bits B[7:8]=10 (address selection identification bits), B[5:6] sleep mode if set to 00, B[0:4] Address selection
|
|
#define BP5758D_ADDR_SLEEP 0x80 //10 00 xxxx: Set to sleep mode
|
|
#define BP5758D_ADDR_SETUP 0x90 //10 01 0000: OUT1-5 enable/disable setup - used during init
|
|
#define BP5758D_ADDR_OUT1_CR 0x91 //10 01 0001: OUT1 current range
|
|
#define BP5758D_ADDR_OUT2_CR 0x92 //10 01 0010: OUT2 current range
|
|
#define BP5758D_ADDR_OUT3_CR 0x93 //10 01 0011: OUT3 current range
|
|
#define BP5758D_ADDR_OUT4_CR 0x94 //10 01 0100: OUT4 current range
|
|
#define BP5758D_ADDR_OUT5_CR 0x95 //10 01 0101: OUT5 current range
|
|
#define BP5758D_ADDR_OUT1_GL 0x96 //10 01 0110: OUT1 gray-scale level
|
|
#define BP5758D_ADDR_OUT2_GL 0x98 //10 01 1000: OUT2 gray-scale level
|
|
#define BP5758D_ADDR_OUT3_GL 0x9A //10 01 1010: OUT3 gray-scale level
|
|
#define BP5758D_ADDR_OUT4_GL 0x9C //10 01 1100: OUT4 gray-scale level
|
|
#define BP5758D_ADDR_OUT5_GL 0x9E //10 01 1110: OUT5 gray-scale level
|
|
|
|
// Output enabled (OUT1-5, represented by lower 5 bits)
|
|
#define BP5758D_ENABLE_OUTPUTS_ALL 0x1F
|
|
#define BP5758D_DISABLE_OUTPUTS_ALL 0x00
|
|
|
|
// Current values: Bit 6 to 0 represent 30mA, 32mA, 16mA, 8mA, 4mA, 2mA, 1mA respectively
|
|
#define BP5758D_10MA 0x0A // 0 0001010
|
|
#define BP5758D_14MA 0x0E // 0 0001110
|
|
#define BP5758D_15MA 0x0F // 0 0001111
|
|
#define BP5758D_65MA 0x63 // 0 1100011
|
|
#define BP5758D_90MA 0x7C // 0 1111100
|
|
|
|
struct BP5758D {
|
|
uint8_t clk = 0;
|
|
uint8_t data = 0;
|
|
uint8_t current;
|
|
} Bp5758d;
|
|
|
|
/*********************************************************************************************\
|
|
* Bp5758d code - inspired by SM2135 and github.com/dbuezas/esphome-bp5758
|
|
\*********************************************************************************************/
|
|
const uint8_t BP5758D_DELAY = 2;
|
|
|
|
void Bp5758dInit(void) {
|
|
pinMode(Bp5758d.data, OUTPUT);
|
|
pinMode(Bp5758d.clk, OUTPUT);
|
|
Bp5758dStop();
|
|
}
|
|
|
|
void Bp5758dWrite(uint8_t value) {
|
|
for (int bit_idx = 7; bit_idx >= 0; bit_idx--) {
|
|
bool bit = bitRead(value, bit_idx);
|
|
digitalWrite(Bp5758d.data, bit);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
digitalWrite(Bp5758d.clk, HIGH);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
digitalWrite(Bp5758d.clk, LOW);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
}
|
|
// Wait for ACK
|
|
pinMode(Bp5758d.data, INPUT);
|
|
digitalWrite(Bp5758d.clk, HIGH);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
digitalWrite(Bp5758d.clk, LOW);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
pinMode(Bp5758d.data, OUTPUT);
|
|
}
|
|
|
|
void Bp5758dStart(uint8_t addr) {
|
|
digitalWrite(Bp5758d.data, LOW);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
digitalWrite(Bp5758d.clk, LOW);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
Bp5758dWrite(addr);
|
|
}
|
|
|
|
void Bp5758dStop(void) {
|
|
digitalWrite(Bp5758d.clk, HIGH);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
digitalWrite(Bp5758d.data, HIGH);
|
|
delayMicroseconds(BP5758D_DELAY);
|
|
}
|
|
|
|
/********************************************************************************************/
|
|
|
|
bool Bp5758dSetChannels(void) {
|
|
static bool bIsSleeping = false; //Save sleep state of Lamp
|
|
uint16_t *cur_col_10 = (uint16_t*)XdrvMailbox.command;
|
|
|
|
// If we receive 0 for all channels, we'll assume that the lightbulb is off, and activate BP5758d's sleep mode.
|
|
if (cur_col_10[0]==0 && cur_col_10[1]==0 && cur_col_10[2]==0 && cur_col_10[3]==0 && cur_col_10[4]==0) {
|
|
Bp5758dStart(BP5758D_ADDR_SETUP);
|
|
Bp5758dWrite(BP5758D_DISABLE_OUTPUTS_ALL);
|
|
Bp5758dStop();
|
|
Bp5758dStart(BP5758D_ADDR_SLEEP);
|
|
Bp5758dStop();
|
|
bIsSleeping = true;
|
|
return true;
|
|
}
|
|
|
|
if (bIsSleeping) {
|
|
bIsSleeping = false; //No need to run it every time a val gets changed
|
|
Bp5758dStart(BP5758D_ADDR_SETUP); //Sleep mode gets disabled too since bits 5:6 get set to 01
|
|
Bp5758dWrite(BP5758D_ENABLE_OUTPUTS_ALL); //Set all outputs to ON
|
|
Bp5758dStop();
|
|
}
|
|
|
|
// Even though we could address changing channels only, in practice we observed that the lightbulb always sets all channels.
|
|
Bp5758dStart(BP5758D_ADDR_OUT1_GL);
|
|
// Brigtness values are transmitted as two bytes. The light-bulb accepts a 10-bit integer (0-1023) as an input value.
|
|
// The first 5bits of this input are transmitted in second byte, the second 5bits in the first byte.
|
|
Bp5758dWrite((uint8_t)(cur_col_10[0] & 0x1F)); //Red
|
|
Bp5758dWrite((uint8_t)(cur_col_10[0] >> 5));
|
|
Bp5758dWrite((uint8_t)(cur_col_10[1] & 0x1F)); //Green
|
|
Bp5758dWrite((uint8_t)(cur_col_10[1] >> 5));
|
|
Bp5758dWrite((uint8_t)(cur_col_10[2] & 0x1F)); //Blue
|
|
Bp5758dWrite((uint8_t)(cur_col_10[2] >> 5));
|
|
Bp5758dWrite((uint8_t)(cur_col_10[4] & 0x1F)); //Cold
|
|
Bp5758dWrite((uint8_t)(cur_col_10[4] >> 5));
|
|
Bp5758dWrite((uint8_t)(cur_col_10[3] & 0x1F)); //Warm
|
|
Bp5758dWrite((uint8_t)(cur_col_10[3] >> 5));
|
|
|
|
Bp5758dStop();
|
|
return true;
|
|
}
|
|
|
|
void Bp5758dModuleSelected(void)
|
|
{
|
|
if (PinUsed(GPIO_BP5758D_CLK) && PinUsed(GPIO_BP5758D_DAT)) {
|
|
Bp5758d.clk = Pin(GPIO_BP5758D_CLK);
|
|
Bp5758d.data = Pin(GPIO_BP5758D_DAT);
|
|
|
|
// For it's init sequence, BP5758D just sets all fields
|
|
Bp5758dInit();
|
|
Bp5758dStart(BP5758D_ADDR_SETUP);
|
|
// Output enabled: enable all outputs since we're using a RGBCW light
|
|
Bp5758dWrite(BP5758D_ENABLE_OUTPUTS_ALL);
|
|
// Set currents for OUT1-OUT5
|
|
Bp5758dWrite(BP5758D_14MA);
|
|
Bp5758dWrite(BP5758D_14MA);
|
|
Bp5758dWrite(BP5758D_14MA);
|
|
Bp5758dWrite(BP5758D_14MA);
|
|
Bp5758dWrite(BP5758D_14MA);
|
|
// Set grayscale levels ouf all outputs to 0
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dWrite(0x00);
|
|
Bp5758dStop();
|
|
|
|
TasmotaGlobal.light_type = LT_RGBWC;
|
|
TasmotaGlobal.light_driver = XLGT_08;
|
|
AddLog(LOG_LEVEL_DEBUG, PSTR("LGT: BP5758D Found"));
|
|
}
|
|
}
|
|
|
|
/*********************************************************************************************\
|
|
* Interface
|
|
\*********************************************************************************************/
|
|
|
|
bool Xlgt08(uint32_t function)
|
|
{
|
|
bool result = false;
|
|
|
|
switch (function) {
|
|
case FUNC_SET_CHANNELS:
|
|
result = Bp5758dSetChannels();
|
|
break;
|
|
case FUNC_MODULE_INIT:
|
|
Bp5758dModuleSelected();
|
|
break;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
#endif // USE_BP5758D
|
|
#endif // USE_LIGHT
|