ST STM32F2 User Manual

HAL ETH Generic Driver
UM1940
218/1371
DocID028236 Rev 2
ETH_DMA_IT_T
Transmit interrupt
ETH DMA overflow
ETH_DMA_OVERFLOW_RXFIFOCOUNTER
Overflow bit for FIFO overflow
counter
ETH_DMA_OVERFLOW_MISSEDFRAMECOUNTER
Overflow bit for missed frame
counter
ETH DMA receive process state
ETH_DMA_RECEIVEPROCESS_STOPPED
Stopped - Reset or Stop Rx Command
issued
ETH_DMA_RECEIVEPROCESS_FETCHING
Running - fetching the Rx descriptor
ETH_DMA_RECEIVEPROCESS_WAITING
Running - waiting for packet
ETH_DMA_RECEIVEPROCESS_SUSPENDED
Suspended - Rx Descriptor unavailable
ETH_DMA_RECEIVEPROCESS_CLOSING
Running - closing descriptor
ETH_DMA_RECEIVEPROCESS_QUEUING
Running - queuing the receive frame
into host memory
ETH DMA RX Descriptor
ETH_DMARXDESC_OWN
OWN bit: descriptor is owned by DMA
engine
ETH_DMARXDESC_AFM
DA Filter Fail for the rx frame
ETH_DMARXDESC_FL
Receive descriptor frame length
ETH_DMARXDESC_ES
Error summary: OR of the following
bits: DE || OE || IPC || LC || RWT || RE
|| CE
ETH_DMARXDESC_DE
Descriptor error: no more descriptors
for receive frame
ETH_DMARXDESC_SAF
SA Filter Fail for the received frame
ETH_DMARXDESC_LE
Frame size not matching with length
field
ETH_DMARXDESC_OE
Overflow Error: Frame was damaged
due to buffer overflow
ETH_DMARXDESC_VLAN
VLAN Tag: received frame is a VLAN
frame
ETH_DMARXDESC_FS
First descriptor of the frame
ETH_DMARXDESC_LS
Last descriptor of the frame
ETH_DMARXDESC_IPV4HCE
IPC Checksum Error: Rx Ipv4 header
checksum error
ETH_DMARXDESC_LC
Late collision occurred during
reception
ETH_DMARXDESC_FT
Frame type - Ethernet, otherwise 802.3
ETH_DMARXDESC_RWT
Receive Watchdog Timeout: watchdog
timer expired during reception

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English