Espressif ESP32-S2 User Manual

Chapter 2. API Reference
Range:
• from 1 to 100 if CONFIG_LWIP_AUTOIP
Default value:
• 9 if CONFIG_LWIP_AUTOIP
CONFIG_LWIP_AUTOIP_RATE_LIMIT_INTERVAL
Rate limited interval (seconds)
Found in: Component config > LWIP > CONFIG_LWIP_AUTOIP
If rate limiting self-assignment requests, wait this long between each request.
Range:
• from 5 to 120 if CONFIG_LWIP_AUTOIP
Default value:
• 20 if CONFIG_LWIP_AUTOIP
CONFIG_LWIP_IPV6
Enable IPv6
Found in: Component config > LWIP
Enable IPv6 function. If not use IPv6 function, set this option to n. If disabling LWIP_IPV6 then some
other components (coap and asio) will no longer be available.
Default value:
• Yes (enabled)
CONFIG_LWIP_IPV6_AUTOCONFIG
Enable IPV6 stateless address autoconfiguration (SLAAC)
Found in: Component config > LWIP > CONFIG_LWIP_IPV6
Enabling this option allows the devices to IPV6 stateless address autoconfiguration (SLAAC).
See RFC 4862.
Default value:
• No (disabled)
CONFIG_LWIP_IPV6_NUM_ADDRESSES
Number of IPv6 addresses on each network interface
Found in: Component config > LWIP > CONFIG_LWIP_IPV6
The maximum number of IPv6 addresses on each interface. Any additional addresses will be discarded.
Default value:
• 3
CONFIG_LWIP_IPV6_FORWARD
Enable IPv6 forwarding between interfaces
Found in: Component config > LWIP > CONFIG_LWIP_IPV6
Forwarding IPv6 packets between interfaces is only required when acting as a router.
Default value:
• No (disabled)
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Espressif ESP32-S2 Specifications

General

Brand	Espressif
Model	ESP32-S2
Category	Single board computers
Language	English