Search found 2985 matches

by WiFive
Wed Dec 30, 2015 8:17 am
Forum: General Discussion
Topic: Ethernet used as slave RMII ?
Replies: 6
Views: 10684

Re: Ethernet used as slave RMII ?

@WiFive, OK for ESP8266 = 8089 die with SDIO. But the ESP32 has nothing in common. The ESP8266 is way to slow to replace a real WiFi interface. Just want to update this guy got 40Mb/s performance from esp8266. https://hackaday.io/project/8678/log/29619-meet-v01 If 40Mb/s is still considered way too...
by WiFive
Sat Dec 26, 2015 9:54 pm
Forum: ESP-IDF
Topic: sensor uint8 temperature_sensor_read()
Replies: 11
Views: 13885

Re: sensor uint8 temperature_sensor_read()

You have a graph of ambient temp accuracy (self-heating effect) over wider range of temperatures?
by WiFive
Fri Dec 25, 2015 6:14 am
Forum: General Discussion
Topic: Little Boy crying under Christmas tree
Replies: 7
Views: 8675

Re: Little Boy crying under Christmas tree

Don't worry. pi zero, CHIP, and ESP32 also missing from my tree.
by WiFive
Thu Dec 24, 2015 8:14 pm
Forum: General Discussion
Topic: Ethernet used as slave RMII ?
Replies: 6
Views: 10684

Re: Ethernet used as slave RMII ?

Esp8089 can't be that slow if its used in android tablets and TV sticks. But yes esp32 supports higher data rates and faster interfaces. Most low cost android/Linux devices use one of the realtek or ampak modules.
by WiFive
Thu Dec 24, 2015 5:23 am
Forum: General Discussion
Topic: Ethernet used as slave RMII ?
Replies: 6
Views: 10684

Re: Ethernet used as slave RMII ?

Basically esp8266 is esp8089 plus some extra features so using esp8266 in esp8089 mode just ignores those features. Same with firmware, it is just basic radio firmware, more basic than AT firmware. Just push raw data back and forth because Linux host is faster processing. It has nothing to do with e...
by WiFive
Fri Dec 18, 2015 12:51 am
Forum: General Discussion
Topic: Do you think we are playing games here?
Replies: 3
Views: 12180

Re: Do you think we are playing games here?

Makes sense. So DMA spi operations are possible though?
by WiFive
Thu Dec 17, 2015 10:54 am
Forum: General Discussion
Topic: Do you think we are playing games here?
Replies: 3
Views: 12180

Re: Do you think we are playing games here?

Nice! No spi DMA?
by WiFive
Wed Dec 16, 2015 7:51 pm
Forum: General Discussion
Topic: ESP32 Free Heap
Replies: 26
Views: 30766

Re: ESP32 Free Heap

How does the separate IRAM and SPI cache affect the ability of threads/tasks/ISRs to run on both cores dynamically? Thanks
by WiFive
Wed Dec 16, 2015 7:46 pm
Forum: General Discussion
Topic: ROM functions
Replies: 3
Views: 4840

Re: ROM functions

The ROM may not be finalized at this point and the SDK probably isn't linking to ROM functions for debugging purposes.

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