Search found 4 matches

by billiam
Wed Mar 11, 2020 8:31 pm
Forum: General Discussion
Topic: OTA Security / Contract Manufacture
Replies: 0
Views: 2037

OTA Security / Contract Manufacture

We will be manufacturing our product offshore. The plan is to provide the manufacturer with a basic app binary that will enable secure boot and flash encryption then reboot and run some diagnostics, and then pull down our application binary from a secure server in the cloud using https. My issue/que...
by billiam
Fri Jun 28, 2019 7:08 pm
Forum: ESP32 IDF
Topic: HTTPS OTA with Basic Authorization
Replies: 12
Views: 3775

Re: HTTPS OTA with Basic Authorization

Basic auth works just fine in esp-idf 3.2+ as long as you encode your username/password in the url as follows :

https://user:password@myotaserver.com/m ... rmware.bin

Instructions to set up apache for basic auth :
https://cwiki.apache.org/confluence/dis ... dBasicAuth
by billiam
Mon Jul 30, 2018 4:41 pm
Forum: ESP32 IDF
Topic: esp_ble_tx_power_set has no effect
Replies: 3
Views: 2625

Re: esp_ble_tx_power_set has no effect

My code looks just like yours. I am seeing a 20dbm difference in advertising RSSI using a ble monitor app between LVL_P7 and LVL_N14. I have not tested transmit power when connected. I am disappointed that N14 is as low as it can go. It is still, at N14, a stronger signal (rssi=-70) at 4 feet than a...
by billiam
Tue Jul 24, 2018 8:54 pm
Forum: General Discussion
Topic: BLE low power status
Replies: 5
Views: 4120

Re: BLE low power status

I am in the same boat. Our application sends up to 1K/second of data via BLE indications when it is active. I am evaluating ESP32 for our next gen platform and have noticed the RSSI/Range/Current consumption indicate the TX power level is quite high. We would sure like a way to turn it down and save...

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