ADSP-BF537 AD [Analog Devices], ADSP-BF537 Datasheet - Page 42

• Manufacturer Part Number: ADSP-BF537
• Description: Blackfin Embedded Processor
• Manufacturer: AD [Analog Devices]

ADSP-BF534/ADSP-BF536/ADSP-BF537
Universal Asynchronous Receiver-Transmitter
(UART) Ports—Receive and Transmit Timing
Figure 24
tions. The maximum baud rate is SCLK/16. As shown in
Figure 24
TRANSMIT
RECEIVE
describes the UART ports receive and transmit opera-
there is some latency between the generation of
(SAMPLE CLOCK)
UART RECEIVE
UART TRANSMIT
UARTX Rx
UARTX Tx
INTERRUPT
INTERNAL
INTERRUPT
INTERNAL
CLKOUT
START
Figure 24. UART Ports—Receive and Transmit Timing
Rev. B | Page 42 of 68 | July 2006
DATA(5–8)
DATA(5–8)
internal UART interrupts and the external data operations.
These latencies are negligible at the data transmission rates for
the UART.
STOP
STOP (1–2)
UART TRANSMIT BIT SET BY PROGRAM;
UART RECEIVE BIT SET BY DATA STOP;
CLEARED BY WRITE TO TRANSMIT
CLEARED BY FIFO READ