mirror of https://github.com/arendst/Tasmota.git
290 lines
8.8 KiB
C++
290 lines
8.8 KiB
C++
/*
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xdrv_52_3_berry_native.ino - Berry scripting language, native fucnctions
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Copyright (C) 2021 Stephan Hadinger, Berry language by Guan Wenliang https://github.com/Skiars/berry
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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_BERRY
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#include <berry.h>
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#include "esp8266toEsp32.h"
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#if defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2)
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#if ESP_IDF_VERSION_MAJOR >= 5
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#include <driver/dac_oneshot.h>
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#else
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#include <driver/dac.h>
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#endif
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#endif
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/*********************************************************************************************\
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* Native functions mapped to Berry functions
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*
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* import gpio
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*
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*
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\*********************************************************************************************/
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extern "C" {
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#include "berry/include/be_gpio_defines.h"
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#if defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2)
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#include "soc/dac_channel.h"
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#endif // defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2)
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// virtual member
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int gp_member(bvm *vm);
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int gp_member(bvm *vm) {
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be_const_module_member_raise(vm, lv_gpio_constants, lv_gpio_constants_size);
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be_return(vm);
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}
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int gp_pin_mode(bvm *vm);
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int gp_pin_mode(bvm *vm) {
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int32_t argc = be_top(vm); // Get the number of arguments
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if (argc == 2 && be_isint(vm, 1) && be_isint(vm, 2)) {
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int32_t pin = be_toint(vm, 1);
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int32_t mode = be_toint(vm, 2);
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if (pin >= 0) {
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if (mode > 0) {
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// standard ESP mode
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pinMode(pin, mode);
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} else {
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// synthetic mode
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if (-1 == mode) {
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// DAC
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#if defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2)
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if (pin != DAC_CHAN0_GPIO_NUM && pin != DAC_CHAN1_GPIO_NUM) {
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be_raisef(vm, "value_error", "DAC only supported on GPIO%i-%i", DAC_CHAN0_GPIO_NUM, DAC_CHAN1_GPIO_NUM);
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}
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// DEPRECATED - this is not needed anymore, the GPIO is configured when first write occurs
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#else
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be_raise(vm, "value_error", "DAC unsupported in this chip");
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#endif
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}
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}
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}
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be_return_nil(vm);
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}
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be_raise(vm, kTypeError, nullptr);
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}
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int gp_digital_write(bvm *vm);
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int gp_digital_write(bvm *vm) {
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int32_t argc = be_top(vm); // Get the number of arguments
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if (argc == 2 && be_isint(vm, 1) && be_isint(vm, 2)) {
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int32_t pin = be_toint(vm, 1);
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int32_t val = be_toint(vm, 2);
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if (pin >= 0) {
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digitalWrite(pin, val);
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}
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be_return_nil(vm);
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}
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be_raise(vm, kTypeError, nullptr);
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}
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int gp_digital_read(bvm *vm);
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int gp_digital_read(bvm *vm) {
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int32_t argc = be_top(vm); // Get the number of arguments
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if (argc == 1 && be_isint(vm, 1)) {
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int32_t pin = be_toint(vm, 1);
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if (pin >= 0) {
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int32_t ret = digitalRead(pin);
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be_pushint(vm, ret);
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} else {
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be_pushnil(vm);
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}
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be_return(vm);
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}
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be_raise(vm, kTypeError, nullptr);
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}
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int gp_dac_voltage(bvm *vm);
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int gp_dac_voltage(bvm *vm) {
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#if defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2)
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int32_t argc = be_top(vm); // Get the number of arguments
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if (argc == 2 && be_isint(vm, 1) && be_isnumber(vm, 2)) {
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int32_t pin = be_toint(vm, 1);
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int32_t mV = be_toint(vm, 2);
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if (pin != DAC_CHAN0_GPIO_NUM && pin != DAC_CHAN1_GPIO_NUM) {
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be_raisef(vm, "value_error", "DAC only supported on GPIO%i-%i", DAC_CHAN0_GPIO_NUM, DAC_CHAN1_GPIO_NUM);
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}
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if (mV < 0) { mV = 0; }
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uint32_t dac_value = changeUIntScale(mV, 0, 3300, 0, 255); // convert from 0..3300 ms to 0..255
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if (!dacWrite(pin, dac_value)) {
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be_raise(vm, "value_error", "Error: dacWrite failed");
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}
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be_pushint(vm, changeUIntScale(dac_value, 0, 255, 0, 3300)); // convert back to mV to indicate the actual value
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be_return(vm);
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}
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be_raise(vm, kTypeError, nullptr);
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#else // defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2)
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be_raise(vm, "value_error", "DAC unsupported in this chip");
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#endif // defined(CONFIG_IDF_TARGET_ESP32) || defined(CONFIG_IDF_TARGET_ESP32S2)
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}
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// Tasmota specific
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int gp_pin_used(bvm *vm);
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int gp_pin_used(bvm *vm) {
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int32_t argc = be_top(vm); // Get the number of arguments
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if (argc >= 1 && argc <= 2 && be_isint(vm, 1)) {
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int32_t pin = be_toint(vm, 1);
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int32_t index = 0;
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if (argc == 2 && be_isint(vm, 2)) {
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index = be_toint(vm, 2);
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}
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bool ret;
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if (pin == GPIO_OPTION_A) {
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ret = bitRead(TasmotaGlobal.gpio_optiona.data, index);
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} else {
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ret = PinUsed(pin, index);
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}
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be_pushbool(vm, ret);
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be_return(vm);
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}
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be_raise(vm, kTypeError, nullptr);
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}
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int gp_pin(bvm *vm);
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int gp_pin(bvm *vm) {
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int32_t argc = be_top(vm); // Get the number of arguments
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if (argc >= 1 && argc <= 2 && be_isint(vm, 1)) {
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int32_t pin = be_toint(vm, 1);
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int32_t index = 0;
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if (argc == 2 && be_isint(vm, 2)) {
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index = be_toint(vm, 2);
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}
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int32_t ret = Pin(pin, index);
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be_pushint(vm, ret);
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be_return(vm);
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}
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be_raise(vm, kTypeError, nullptr);
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}
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void gp_set_duty(int32_t pin, int32_t duty, int32_t hpoint) {
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analogWritePhase(pin, duty, hpoint);
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}
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void gp_set_frequency(int32_t pin, int32_t frequency) {
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analogWriteFreq(frequency, pin);
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}
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// gpio.counter_read(counter:int) -> int or nil
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//
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// Read counter value, or return nil if counter is not used
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int gp_counter_read(bvm *vm);
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int gp_counter_read(bvm *vm) {
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#ifdef USE_COUNTER
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int32_t argc = be_top(vm); // Get the number of arguments
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if (argc >= 1 && be_isint(vm, 1)) {
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int32_t counter = be_toint(vm, 1) + 1; // counter are 0 based in Berry, 1 based in Tasmota
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// is `index` refering to a counter?
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if (CounterPinConfigured(counter)) {
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be_pushint(vm, CounterPinRead(counter));
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be_return(vm);
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} else {
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be_return_nil(vm);
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}
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}
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be_raise(vm, kTypeError, nullptr);
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#else
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be_return_nil(vm);
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#endif
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}
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int gp_counter_set_add(bvm *vm, bool add) {
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#ifdef USE_COUNTER
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int32_t argc = be_top(vm); // Get the number of arguments
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if (argc >= 2 && be_isint(vm, 1) && be_isint(vm, 2)) {
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int32_t counter = be_toint(vm, 1) + 1; // counter are 0 based in Berry, 1 based in Tasmota
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int32_t value = be_toint(vm, 2);
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// is `index` refering to a counter?
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if (CounterPinConfigured(counter)) {
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be_pushint(vm, CounterPinSet(counter, value, add));
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be_return(vm);
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} else {
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be_return_nil(vm);
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}
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}
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be_raise(vm, kTypeError, nullptr);
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#else
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be_return_nil(vm);
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#endif
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}
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// gpio.counter_set(counter:int, value:int) -> int or nil
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//
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// Set the counter value, return the actual value, or return nil if counter is not used
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int gp_counter_set(bvm *vm);
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int gp_counter_set(bvm *vm) {
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return gp_counter_set_add(vm, false);
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}
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// gpio.counter_add(counter:int, value:int) -> int or nil
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//
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// Add to the counter value, return the actual value, or return nil if counter is not used
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int gp_counter_add(bvm *vm);
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int gp_counter_add(bvm *vm) {
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return gp_counter_set_add(vm, true);
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}
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// gpio.get_duty(pin:int) -> int
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//
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// Read the value of a PWM within resolution
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// Returns -1 if pin is not a PWM pin
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int gp_get_duty(int32_t pin);
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int gp_get_duty(int32_t pin) {
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return ledcRead2(pin);
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}
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// gpio.get_duty_resolution(pin:int) -> int
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//
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// Read the resolution of a PWM
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// Returns -1 if pin is not a PWM pin
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int gp_get_duty_resolution(int32_t pin);
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int gp_get_duty_resolution(int32_t pin) {
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int32_t channel = analogGetChannel2(pin);
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if (channel >= 0) {
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return (1 << ledcReadResolution(channel));
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}
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return -1;
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}
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// gpio.get_pin_type(phy_gpio:int) -> int
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//
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// Get the type configured for physical GPIO
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// Return 0 if GPIO is not configured
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extern int gp_get_pin(int32_t pin);
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extern int gp_get_pin(int32_t pin) {
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return GetPin(pin) / 32;
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}
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// gpio.get_pin_type_index(phy_gpio:int) -> int
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//
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// Get the sub-index for the type configured for physical GPIO
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// Return 0 if GPIO is not configured
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extern int gp_get_pin_index(int32_t pin);
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extern int gp_get_pin_index(int32_t pin) {
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return GetPin(pin) % 32;
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}
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}
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#endif // USE_BERRY
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