2018-06-10 21:46:58 +02:00
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/* switches wifi antenna, if board has switch to select internal and external antenna */
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2018-03-24 13:38:43 +01:00
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#ifdef HAS_ANTENNA_SWITCH
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2018-03-18 19:45:17 +01:00
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#include <Arduino.h>
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// Local logging tag
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2018-06-02 18:28:01 +02:00
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static const char TAG[] = "wifi";
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2018-03-18 19:45:17 +01:00
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2018-06-10 21:46:58 +02:00
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typedef enum {
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ANTENNA_INT = 0,
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ANTENNA_EXT
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} antenna_type_t;
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2018-03-18 19:45:17 +01:00
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void antenna_init(void) {
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2018-06-10 21:46:58 +02:00
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gpio_config_t gpioconf = {.pin_bit_mask = 1ull << HAS_ANTENNA_SWITCH,
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.mode = GPIO_MODE_OUTPUT,
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.pull_up_en = GPIO_PULLUP_DISABLE,
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.pull_down_en = GPIO_PULLDOWN_DISABLE,
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.intr_type = GPIO_INTR_DISABLE};
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gpio_config(&gpioconf);
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2018-03-18 19:45:17 +01:00
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}
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2018-06-10 21:46:58 +02:00
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void antenna_select (const uint8_t _ant) {
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if (HAS_ANTENNA_SWITCH < 32) {
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if (_ant == ANTENNA_EXT) {
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GPIO_REG_WRITE(GPIO_OUT_W1TS_REG, 1 << HAS_ANTENNA_SWITCH);
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} else {
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GPIO_REG_WRITE(GPIO_OUT_W1TC_REG, 1 << HAS_ANTENNA_SWITCH);
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}
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} else {
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if (_ant == ANTENNA_EXT) {
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GPIO_REG_WRITE(GPIO_OUT1_W1TS_REG, 1 << (HAS_ANTENNA_SWITCH & 31));
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} else {
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GPIO_REG_WRITE(GPIO_OUT1_W1TC_REG, 1 << (HAS_ANTENNA_SWITCH & 31));
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}
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}
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ESP_LOGI(TAG, "Wifi Antenna switched to %s", _ant ? "external" : "internal");
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2018-03-18 19:45:17 +01:00
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}
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2018-03-24 13:38:43 +01:00
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#endif
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