Search found 1754 matches

by WiFive
Mon Jun 11, 2018 7:47 pm
Forum: Hardware
Topic: Holding button during flashing ESP
Replies: 5
Views: 236

Re: Holding button during flashing ESP

Yes there is a special boot circuit and not all boards have it
by WiFive
Mon Jun 11, 2018 9:53 am
Forum: General Discussion
Topic: cmsis-rtos
Replies: 5
Views: 146

Re: cmsis-rtos

by WiFive
Mon Jun 11, 2018 9:48 am
Forum: General Discussion
Topic: What's the meaning of the boot header lines, i.e. CONFIGSIP and SPIWP ?
Replies: 5
Views: 145

Re: What's the meaning of the boot header lines, i.e. CONFIGSIP and SPIWP ?

It's possible but confusing since it is called spiconfig everywhere else (eg ets_efuse_get_spiconfig)
by WiFive
Mon Jun 11, 2018 9:01 am
Forum: General Discussion
Topic: What's the meaning of the boot header lines, i.e. CONFIGSIP and SPIWP ?
Replies: 5
Views: 145

Re: What's the meaning of the boot header lines, i.e. CONFIGSIP and SPIWP ?

It is a typo it should be configspi and it is reading the efuse settings for spi flash pins
by WiFive
Sun Jun 10, 2018 12:32 pm
Forum: General Discussion
Topic: Problems in syncing MCPWM output for dimming purpose
Replies: 9
Views: 282

Re: Problems in syncing MCPWM output for dimming purpose

Zero crossing sync should reset pwm timer to zero. Triac should trigger at +4ms.
by WiFive
Sun Jun 10, 2018 11:23 am
Forum: General Discussion
Topic: Problems in syncing MCPWM output for dimming purpose
Replies: 9
Views: 282

Re: Problems in syncing MCPWM output for dimming purpose

So if my duty resolution is say 60%, then my MCPWM should fire the TRIAC on the zero crossing optocoupler interrupt for 6 ms (60% of 10 ms) and then close the triac gate for the remaining 4 ms till the next interrupt comes and this process is repeated forever. I posted that drawing because you have...
by WiFive
Sat Jun 09, 2018 4:47 pm
Forum: General Discussion
Topic: ESP32 Pocket Programmer ?
Replies: 2
Views: 125

Re: ESP32 Pocket Programmer ?

M5stack seems like it could be a nice production programmer
by WiFive
Sat Jun 09, 2018 9:47 am
Forum: ESP32 Arduino
Topic: Disable OFFER_Router
Replies: 2
Views: 135

Re: Disable OFFER_Router

Try

Code: Select all

uint8_t val = 0;
tcpip_adapter_dhcps_option(TCPIP_ADAPTER_OP_SET, ROUTER_SOLICITATION_ADDRESS, &val, sizeof(dhcps_offer_t));

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