ESP32-PaxCounter/src/antenna.cpp

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#ifdef LOPY
#include <Arduino.h>
// Local logging tag
static const char *TAG = "antenna";
typedef enum {
ANTENNA_INT = 0,
ANTENNA_EXT
} antenna_type_t;
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void antenna_init(void) {
gpio_config_t gpioconf = {.pin_bit_mask = 1ull << PIN_ANTENNA_SWITCH,
.mode = GPIO_MODE_OUTPUT,
.pull_up_en = GPIO_PULLUP_DISABLE,
.pull_down_en = GPIO_PULLDOWN_DISABLE,
.intr_type = GPIO_INTR_DISABLE};
gpio_config(&gpioconf);
}
void antenna_select (antenna_type_t _ant) {
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if (PIN_ANTENNA_SWITCH < 32) {
if (_ant == ANTENNA_EXT) {
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GPIO_REG_WRITE(GPIO_OUT_W1TS_REG, 1 << PIN_ANTENNA_SWITCH);
} else {
GPIO_REG_WRITE(GPIO_OUT_W1TC_REG, 1 << PIN_ANTENNA_SWITCH);
}
} else {
if (_ant == ANTENNA_EXT) {
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GPIO_REG_WRITE(GPIO_OUT1_W1TS_REG, 1 << (PIN_ANTENNA_SWITCH & 31));
} else {
GPIO_REG_WRITE(GPIO_OUT1_W1TC_REG, 1 << (PIN_ANTENNA_SWITCH & 31));
}
}
ESP_LOGI(TAG, "Wifi Antenna switched to %s", _ant ? "external" : "internal");
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}
#endif //