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stm32 /stm32h5 /STM32H573 /ETH /ETH_MACL4A1R

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Interpret as ETH_MACL4A1R

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31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0L4SP10L4DP1

Description

Layer 4 address filter 1 register

Fields

L4SP1

Layer 4 Source Port Number Field When the L4PEN1 bit is reset and the L4DPM1 bit is set in the L3 and L4 control 1 register (ETH_MACL3L4C1R), this field contains the value to be matched with the TCP Source Port Number field in the IPv4 or IPv6 packets. When the L4PEN1 and L4DPM1 bits are set in L3 and L4 control 1 register (ETH_MACL3L4C1R), this field contains the value to be matched with the UDP Source Port Number field in the IPv4 or IPv6 packets.
L4DP1

Layer 4 Destination Port Number Field When the L4PEN1 bit is reset and the L4DPM1 bit is set in the L3 and L4 control 1 register (ETH_MACL3L4C1R), this field contains the value to be matched with the TCP Destination Port Number field in the IPv4 or IPv6 packets. When the L4PEN1 and L4DPM1 bits are set in L3 and L4 control 1 register (ETH_MACL3L4C1R), this field contains the value to be matched with the UDP Destination Port Number field in the IPv4 or IPv6 packets.

Links

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Register Reference

https://github.com/modm-io/cmsis-svd-stm32