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Supported features
210
NS7520 Hardware Reference, Rev. D 03/2006
Supported features
Each serial channel supports these features:
Independent programmable bit-rate generator
UART and SPI modes
High speed data transfer
– x1 mode: 4 Mbps
– x16 mode: 230 Kbits/sec
32-byte TX FIFO
32-byte RX FIFO
Programmable data format
– 5 to 8 data bits
– Odd, even, or no parity
– 1,2 stop bits
Programmable channel modes
– Normal
– Local loopback
– Remote loopback
Control signal support
– RTS, CTS, DTR, DSR, DCD, RI
Maskable interrupt conditions
– Receive break detection
– Receive framing error
– Receive parity error
– Receive overrun error
– Receive FIFO ready
– Receive FIFO half-full
– Transmit FIFO ready
– Transmit FIFO half-empty