Search found 4 matches

by markin
Thu Jan 04, 2018 6:48 am
Forum: ESP-IDF
Topic: phy_init: failed to load RF calibration data
Replies: 7
Views: 21912

Re: phy_init: failed to load RF calibration data

THANKS.

The original LDO current is too small, only 150MA.

After changing LDO, the problem is solved.

:)
by markin
Tue Jan 02, 2018 8:49 am
Forum: ESP-IDF
Topic: phy_init: failed to load RF calibration data
Replies: 7
Views: 21912

Re: phy_init: failed to load RF calibration data

PIN VDD is 3.28V,10uf+0.1uf cap on the power input.

The module burned fileexamples/get-started/hello_world, it worked normally.
by markin
Tue Jan 02, 2018 6:33 am
Forum: ESP-IDF
Topic: phy_init: failed to load RF calibration data
Replies: 7
Views: 21912

Re: phy_init: failed to load RF calibration data

this module is on a PCB design .And the PIN VDD is 3.28v,10uf+0.1uf capacitors on the power input.

When I use this module on a PCB design burned esp-idf/examples/get-started/hello_world,it can be uesd normally NOT restart.
by markin
Tue Jan 02, 2018 3:31 am
Forum: ESP-IDF
Topic: phy_init: failed to load RF calibration data
Replies: 7
Views: 21912

phy_init: failed to load RF calibration data

hello I'm having a problem with using the WIFI from the ESP-WROOM32. file: smart_config burning with make flash ESP32-DevKitC can be used normally. But when the ESP32 module is used, it is constantly restarted. phy_init: failed to load RF calibration data rst:0xc (SW_CPU_RESET),boot:0x13 (SPI_FAST_F...