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Add support for FTC532 8-button touch controller

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Add support for FTC532 8-button touch controller by Peter Franck (#10222)
This commit is contained in:
Theo Arends 2020-12-22 16:47:24 +01:00
parent 244611f12f
commit 59992d1954
31 changed files with 212 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
CHANGELOG.md
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@ -9,6 +9,7 @@ All notable changes to this project will be documented in this file.
- Support for P9813 RGB Led MOSFET controller (#10104)
- Support for GPIO option selection
- Gpio ``Option_a1`` enabling PWM2 high impedance if powered off as used by Wyze bulbs (#10196)
- Support for FTC532 8-button touch controller by Peter Franck (#10222)
### Fixed
- Redesign syslog and mqttlog using log buffer (#10164)

1
RELEASENOTES.md
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@ -62,6 +62,7 @@ The attached binaries can also be downloaded from http://ota.tasmota.com/tasmota
- Support for P9813 RGB Led MOSFET controller [#10104](https://github.com/arendst/Tasmota/issues/10104)
- Support for GPIO option selection
- Gpio ``Option_a1`` enabling PWM2 high impedance if powered off as used by Wyze bulbs [#10196](https://github.com/arendst/Tasmota/issues/10196)
- Support for FTC532 8-button touch controller by Peter Franck [#10222](https://github.com/arendst/Tasmota/issues/10222)
### Fixed
- Redesign syslog and mqttlog using log buffer [#10164](https://github.com/arendst/Tasmota/issues/10152)

1
tasmota/language/bg_BG.h
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@ -639,6 +639,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/cs_CZ.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/de_DE.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/el_GR.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/en_GB.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532"
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/es_ES.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/fr_FR.h
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@ -636,6 +636,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RF TX"
#define D_SENSOR_RFRECV "RF RX"

1
tasmota/language/he_HE.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/hu_HU.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/it_IT.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 - STB"
#define D_SENSOR_HX711_SCK "HX711 - SCK"
#define D_SENSOR_HX711_DAT "HX711 - DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RF - TX"
#define D_SENSOR_RFRECV "RF - RX"

1
tasmota/language/ko_KO.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/nl_NL.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/pl_PL.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/pt_BR.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/pt_PT.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/ro_RO.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/ru_RU.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/sk_SK.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/sv_SE.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/tr_TR.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/uk_UA.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFRecv"

1
tasmota/language/vi_VN.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/zh_CN.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

1
tasmota/language/zh_TW.h
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@ -640,6 +640,7 @@
#define D_SENSOR_TM1638_STB "TM16 STB"
#define D_SENSOR_HX711_SCK "HX711 SCK"
#define D_SENSOR_HX711_DAT "HX711 DAT"
#define D_SENSOR_FTC532 "FTC532""
#define D_SENSOR_TX2X_TX "TX2x"
#define D_SENSOR_RFSEND "RFSend"
#define D_SENSOR_RFRECV "RFrecv"

2
tasmota/my_user_config.h
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@ -752,6 +752,8 @@
//#define USE_WINDMETER // Add support for analog anemometer (+2k2 code)
//#define USE_FTC532 // Add support for FTC532 8-button touch controller (+0k6 code)
//#define USE_RC_SWITCH // Add support for RF transceiver using library RcSwitch (+2k7 code, 460 iram)
//#define USE_RF_SENSOR // Add support for RF sensor receiver (434MHz or 868MHz) (+0k8 code)

4
tasmota/support_features.ino
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@ -668,7 +668,9 @@ void ResponseAppendFeatures(void)
#ifdef USE_RC522
feature7 |= 0x00002000; // xsns_80_mfrc522.ino
#endif
// feature7 |= 0x00004000;
#ifdef USE_FTC532
feature7 |= 0x00004000; // xdrv_47_ftc532.ino
#endif
// feature7 |= 0x00008000;
// feature7 |= 0x00010000;

5
tasmota/tasmota_template.h
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@ -131,6 +131,7 @@ enum UserSelectablePins {
GPIO_RC522_RST, // RC522 reset
GPIO_P9813_CLK, GPIO_P9813_DAT, // P9813 Clock and Data
GPIO_OPTION_A, // Specific device options to be served in code
GPIO_FTC532, // FTC532 touch ctrlr serial input
GPIO_SENSOR_END };
enum ProgramSelectablePins {
@ -282,6 +283,7 @@ const char kSensorNames[] PROGMEM =
D_SENSOR_RC522_RST "|"
D_SENSOR_P9813_CLK "|" D_SENSOR_P9813_DAT "|"
D_SENSOR_OPTION "_a|"
D_SENSOR_FTC532
;
const char kSensorNamesFixed[] PROGMEM =
@ -325,6 +327,9 @@ const uint16_t kGpioNiceList[] PROGMEM = {
AGPIO(GPIO_LEDLNK_INV), // Inverted link led
AGPIO(GPIO_OUTPUT_HI), // Fixed output high
AGPIO(GPIO_OUTPUT_LO), // Fixed output low
#ifdef USE_FTC532
AGPIO(GPIO_FTC532), // FTC532 touch input
#endif
/*-------------------------------------------------------------------------------------------*\
* Protocol specifics

174
tasmota/xdrv_47_ftc532.ino Normal file
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@ -0,0 +1,174 @@
/*
xdrv_47_ftc532.ino - FTC532 touch buttons support for Tasmota
Copyright (C) 2020 Peter Franck and 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_FTC532
/*********************************************************************************************\
THE PLAN [tm]: OUTCOME:
============== ========
appear in a dropdown (D_SENSOR_FTC532 "FTC532")
select pin (GPIO_FTC532)
attach interrupt to pin DONE
ISR updating all 8 inputs DONE
de-bouncing for 50 ms NOT REQUIRED
change report every 250 ms REPORTS EVERY 50MS
Webserver display "00001001" DONE & REMOVED
MQTT message DONE
Rules hook DONE
detach interrupt before restart POINTLESS
THE PROTOCOL [tm]:
==================
LEAD-IN = 3015 µs HIGH, 755 µs LOW
S = 377 µs HIGH, 377 µs LOW
L = 377 µs HIGH, 1130 µs LOW
GROUP1 GROUP2
---------------------------
ALL OFF: SSSSLLLL SSSSLLLL
1 ON : LSSSSLLL SSSSLLLL
2 ON : SLSSLSLL SSSSLLLL
3 ON : SSLSLLSL SSSSLLLL
8 ON : SSSSLLLL SSSLLLLS
123 ON : LLLSSSSL SSSSLLLL
Timing of an ALL OFF frame in clock cycles T=377µs, triggering on rising edge:
IDLE-2222444422224444-IDLE
\*********************************************************************************************/
#define XDRV_47 47
#define FTC532_KEYS_MAX 8
#define FTC532_STATE_WAITING 0x01
#define FTC532_STATE_READING 0x02
// Rising edge timing in microseconds
#define FTC532_BIT 377
#define FTC532_SHORT (FTC532_BIT * 2)
#define FTC532_LONG (FTC532_BIT * 4)
#define FTC532_IDLE (FTC532_BIT * 10)
#define FTC532_MAX (FTC532_BIT * 58)
struct FTC532 {
volatile uint32_t rxtime; // ISR timer memory
volatile uint16_t errors; // error counter
volatile uint16_t sample = 0xF0F0; // buffer for bit-coded time samples
volatile uint16_t rxbit; // ISR bit counter
uint16_t keys = 0; // bitmap of active keys
uint16_t old_keys = 0; // previously active keys
volatile uint8_t state; // ISR state
volatile uint8_t valid; // did we ever receive valid data?
bool present = false;
} Ftc532;
const char ftc532_json[] PROGMEM = "\"FTC532\":{\"KEYS\":\"";
void ICACHE_RAM_ATTR ftc532_ISR(void) { // Hardware interrupt routine, triggers on rising edge
uint32_t time = micros();
uint32_t time_diff = time - Ftc532.rxtime;
Ftc532.rxtime = time;
if (Ftc532.state == FTC532_STATE_WAITING) {
if (time_diff > FTC532_LONG + FTC532_SHORT) { // new frame
Ftc532.rxbit = 0;
Ftc532.state = FTC532_STATE_READING;
}
return;
} // FTC532_STATE_READING starts here
if (time_diff > FTC532_LONG + FTC532_BIT) {
++Ftc532.errors; // frame error
Ftc532.state = FTC532_STATE_WAITING;
return;
}
if (time_diff > FTC532_SHORT + FTC532_BIT) {
Ftc532.sample |= (1 << Ftc532.rxbit); // LONG
} else {
Ftc532.sample &= ~(1 << Ftc532.rxbit); // SHORT
}
++Ftc532.rxbit;
if (Ftc532.rxbit == FTC532_KEYS_MAX * 2) { // frame complete
Ftc532.rxbit = 0;
Ftc532.valid = 1;
Ftc532.state = FTC532_STATE_WAITING;
}
}
void ftc532_init(void) { // Initialize
if (!PinUsed(GPIO_FTC532)) { return; }
Ftc532.errors = 0;
Ftc532.valid = 0;
Ftc532.state = FTC532_STATE_WAITING;
Ftc532.rxtime = micros();
pinMode(Pin(GPIO_FTC532), INPUT_PULLUP);
attachInterrupt(Pin(GPIO_FTC532), ftc532_ISR, RISING);
Ftc532.present = true;
}
void ftc532_update(void) { // Usually called every 50 ms
// // WARNING: Reduce callback frequency if this code is enabled
// if ((Ftc532.sample & 0xF) != ((~Ftc532.sample >> 4) & 0xF) || ((Ftc532.sample >> 8) & 0xF) != ((~Ftc532.sample >> 12) & 0xF)) {
// AddLog_P(LOG_LEVEL_ERROR, PSTR("FTC: inverted sample does not match %x %x %x %x"),
// Ftc532.sample & 0xF, (~Ftc532.sample >> 4) & 0xF, (Ftc532.sample >> 8) & 0xF, (~Ftc532.sample >> 12) & 0xF);
// }
Ftc532.keys = (Ftc532.sample & 0xF) | ((Ftc532.sample >> 4) & 0xF0);
if (Ftc532.keys != Ftc532.old_keys) {
// AddLog_P(LOG_LEVEL_DEBUG, PSTR("FTC: SAM=%04X KEY=%02X OLD=%02X ERR=%u OK=%u TIME=%lu Pin=%u"),
// Ftc532.sample, Ftc532.keys, Ftc532.old_keys, Ftc532.errors, Ftc532.valid, Ftc532.rxtime, Pin(GPIO_FTC532));
ftc532_publish();
Ftc532.old_keys = Ftc532.keys;
}
}
void ftc532_show() {
ResponseAppend_P(PSTR(",%s%02X\"}"), ftc532_json, Ftc532.keys); // Hex keys need JSON quotes
}
void ftc532_publish(void) {
Response_P(PSTR("{%s%02X\"}}"), ftc532_json, Ftc532.keys); // Hex keys need JSON quotes
MqttPublishTeleSensor();
}
/*********************************************************************************************\
* Interface
\*********************************************************************************************/
bool Xdrv47(uint8_t function) {
bool result = false;
if (FUNC_INIT == function) {
// Initialize driver
ftc532_init();
} else if (Ftc532.present) {
switch (function) {
// timed callback functions
case FUNC_EVERY_50_MSECOND:
ftc532_update();
break;
// Generate JSON telemetry string
case FUNC_JSON_APPEND:
ftc532_show();
break;
}
}
// Return bool result
return result;
}
#endif // USE_FTC532

4
tools/decode-status.py
View File

@ -239,7 +239,7 @@ a_features = [[
"USE_EZOORP","USE_EZORTD","USE_EZOHUM","USE_EZOEC",
"USE_EZOCO2","USE_EZOO2","USE_EZOPRS","USE_EZOFLO",
"USE_EZODO","USE_EZORGB","USE_EZOPMP","USE_AS608",
"USE_SHELLY_DIMMER","USE_RC522","","",
"USE_SHELLY_DIMMER","USE_RC522","USE_FTC532","",
"","","","",
"","","","",
"","","","",
@ -271,7 +271,7 @@ else:
obj = json.load(fp)
def StartDecode():
print ("\n*** decode-status.py v20201130 by Theo Arends and Jacek Ziolkowski ***")
print ("\n*** decode-status.py v20201222 by Theo Arends and Jacek Ziolkowski ***")
# print("Decoding\n{}".format(obj))