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STM32F101xx, STM32F102xx, STM32F103xx, STM32F105xx and ...

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RM0008<br />

Ethernet (ETH): media access control (MAC) with DMA controller<br />

Bits 16:7 Reserved<br />

Bit 6 RFAES: Received frames alignment error status<br />

This bit is set when the received frames, with alignment error, counter reaches half the<br />

maximum value.<br />

Bit 5 RFCES: Received frames CRC error status<br />

This bit is set when the received frames, with CRC error, counter reaches half the maximum<br />

value.<br />

Bits 4:0 Reserved<br />

Ethernet MMC transmit interrupt register (ETH_MMCTIR)<br />

Address offset: 0x0108<br />

Reset value: 0x0000 0000<br />

The Ethernet MMC transmit Interrupt register maintains the interrupts generated when<br />

transmit statistic counters reach half their maximum values. (MSB of the counter is set.) It is<br />

a 32-bit wide register. An interrupt bit is cleared when the respective MMC counter that<br />

caused the interrupt is read. The least significant byte lane (bits [7:0]) of the respective<br />

counter must be read in order to clear the interrupt bit.<br />

31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0<br />

Reserved<br />

TGFS<br />

Reserved<br />

TGFMSCS<br />

TGFSCS<br />

Reserved<br />

rc_r<br />

rc_r rc_r<br />

Bits 31:22 Reserved<br />

Bit 21 TGFS: Transmitted good frames status<br />

This bit is set when the transmitted, good frames, counter reaches half the maximum value.<br />

Bits 20:16 Reserved<br />

Bit 15 TGFMSCS: Transmitted good frames more single collision status<br />

This bit is set when the transmitted, good frames after more than a single collision, counter<br />

reaches half the maximum value.<br />

Bit 14 TGFSCS: Transmitted good frames single collision status<br />

This bit is set when the transmitted, good frames after a single collision, counter reaches half<br />

the maximum value.<br />

Bits 13:0 Reserved<br />

Doc ID 13902 Rev 9 923/995

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