espressif/ESP8266_RTOS_SDK
1
0
Fork 0
mirror of https://github.com/espressif/ESP8266_RTOS_SDK.git synced 2025-06-02 02:10:19 +08:00
Code Issues Packages Projects Releases Wiki Activity

feat(esp8266): add set tx power via vdd33 function

Browse Source
This commit is contained in:
Zhang Jun Hao
2019-05-21 16:47:56 +08:00
parent fff950983e
commit d04ce110f9
2 changed files with 46 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
components/esp8266/include/esp_wifi.h
View File

@ -827,6 +827,32 @@ esp_err_t esp_wifi_set_vendor_ie_cb(esp_vendor_ie_cb_t cb, void *ctx);
*/
esp_err_t esp_wifi_set_max_tx_power(int8_t power);
/**
* @brief Adjust RF Tx Power according to VDD33; unit : 1/1024 V.
*
* @attention When TOUT pin is suspended, VDD33 can be got by esp_wifi_get_vdd33.
* When TOUT pin is wired to external circuitry, esp_wifi_get_vdd33 can not be used.
* @attention This api only worked when it is called, please call this api every day or hour
* according to power consumption.
*
* @param vdd33 unit is 1/1024V, range [1900, 3300].
*/
void esp_wifi_set_max_tx_power_via_vdd33(uint16_t vdd33);
/**
* @brief Measure the power voltage of VDD3P3 pin 3 and 4; unit: 1/1024 V
*
* @attention esp_wifi_get_vdd33 can only be called when TOUT pin is suspended.
* @attention The 107th byte in esp_init_data_default.bin (0 ~ 127 bytes) is named as
* vdd33_const. When TOUT pin is suspended, vdd33_const must be set as
* 0xFF, which is 255.
* @attention The return value of esp_wifi_get_vdd33 may be different in different Wi-Fi
* modes, for example, in Modem-sleep mode or in normal Wi-Fi working mode.
*
* @return the power voltage of vdd33 pin 3 and 4
*/
uint16_t esp_wifi_get_vdd33(void);
/**
* @brief Get maximum WiFi transmiting power
*

20
components/esp8266/source/phy_init.c
View File

@ -335,3 +335,23 @@ void esp_phy_load_cal_and_init(phy_rf_module_t module)
free(cal_data); // PHY maintains a copy of calibration data, so we can free this
}
uint16_t esp_wifi_get_vdd33(void)
{
if (phy_init_data.params[107] != 0xFF ) {
ESP_LOGE(TAG, "Please set VDD33 const to 0xff");
return 0xFFFF;
}
extern uint16_t phy_get_vdd33();
uint16_t ret = phy_get_vdd33();
if (ret != 0xFFFF) {
ret = ret *12 / 11;
}
return ret;
}
void esp_wifi_set_max_tx_power_via_vdd33(uint16_t vdd33)
{
extern void phy_vdd33_set_tpw(uint16_t vdd33);
phy_vdd33_set_tpw(vdd33);
}