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by WiFive
Tue Dec 12, 2017 10:29 am
Forum: ESP32 SDK
Topic: is it possible to access UART peripherals using ULP
Replies: 2
Views: 20

Re: is it possible to access UART peripherals using ULP

No but you can bit bang one
by WiFive
Tue Dec 12, 2017 4:37 am
Forum: ESP32 Arduino
Topic: ESP32 UART intercharacter delay
Replies: 1
Views: 21

Re: ESP32 UART intercharacter delay

Could you use frame idle period and reduce tx fifo size to 1 byte?
by WiFive
Tue Dec 12, 2017 12:46 am
Forum: ESP32 HDK
Topic: ESP-WROOM-32 vs. ESP-WROOM-32D
Replies: 1
Views: 34

Re: ESP-WROOM-32 vs. ESP-WROOM-32D

Rf performance may be improved, 32d should definitely be rev1. 32D is newer so it would be disappointing if it wasn't at least slightly improved.
by WiFive
Mon Dec 11, 2017 10:40 am
Forum: ESP32 SDK
Topic: Is it possible to wake up ULP from RTC timer?
Replies: 5
Views: 79

Re: Is it possible to wake up ULP from RTC timer?

The ULP co-processor puts itself into sleep mode by executing the HALT instruction. This also triggers the ULP timer to start counting RTC_SLOW_CLK ticks which, by default, originate from an internal 150 kHz RC oscillator. Once the timer expires, the ULP co-processor is powered up and runs a progra...
by WiFive
Fri Dec 08, 2017 9:42 pm
Forum: ESP32 SDK
Topic: mbedTLS: automatically load appropriate cert from file-system
Replies: 3
Views: 72

Re: mbedTLS: automatically load appropriate cert from file-system

https://support.dnsimple.com/articles/w ... ate-chain/

The more certs in the chain between root and server the more resources it will take to verify.
by WiFive
Wed Dec 06, 2017 1:04 am
Forum: Report Bugs
Topic: Wrong "make monitor" baudrate
Replies: 5
Views: 160

Re: Wrong "make monitor" baudrate

26mhz/40mhz ~= 1/1.5

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