Cirrus-logic EP93xx Instrukcja Użytkownika Pobierz pdf (Strona 686)

100

101

21-30 DS785UM1

S Controller

EP93xx User’s Guide

Tx1_overflow: when = 1, the tx1 FIFO is full and an attempt has been

made to write data to it by the APB or DMA. This bit is

cleared by writing a 0 to it.

Tx2_overflow: when = 1, the tx2 FIFO is full and an attempt has been

made to write data to it by the APB or DMA. This bit is

cleared by writing a 0 to it.

Rx0_underflow: when = 1, the rx0 FIFO is empty and an attempt has been

made to read data from it by the APB or DMA. This bit is

cleared by writing a 0 to it.

Rx1_underflow: when = 1, the rx1 FIFO is empty and an attempt has been

made to read data from it by the APB or DMA. This bit is

cleared by writing a 0 to it.

Rx2_underflow: when = 1, the rx2 FIFO is empty and an attempt has been

made to read data from it by the APB or DMA. This bit is

cleared by writing a 0 to it.

tx0_fifo_full: when = 1, FIFO is full, otherwise not full

tx0_fifo_empty: when = 1, FIFO is empty, otherwise not empty

tx0_fifo_half_empty:when = 1, FIFO is half empty, otherwise less than half

empty

rx0_fifo_full: when = 1, FIFO is full, otherwise not full

rx0_fifo_empty: when = 1, FIFO is empty, otherwise not empty

rx0_fifo_half_full: when = 1, FIFO is half full, otherwise less than half full

tx1_fifo_full: when = 1, FIFO is full, otherwise not full

tx1_fifo_empty: when = 1, FIFO is empty, otherwise not empty

tx1_fifo_half_empty:when = 1, FIFO is half empty, otherwise less than half

empty

rx1_fifo_full: when = 1, FIFO is full, otherwise not full

rx1_fifo_empty: when = 1, FIFO is empty, otherwise not empty

rx1_fifo_half_full: when = 1, FIFO is half full, otherwise less than half full

tx2_fifo_full: when = 1, FIFO is full, otherwise not full

tx2_fifo_empty: when = 1, FIFO is empty, otherwise not empty

tx2_fifo_half_empty:when = 1, FIFO is half empty, otherwise less than half

empty

rx2_fifo_full: when = 1, FIFO is full, otherwise not full

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Cirrus-logic EP93xx Instrukcja Użytkownika Strona 686

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