XR16C850 Datasheet, PDF (47/55 Pages) Exar Corporation – UART with 128-byte FIFO’s FIFO Counters and Half-duplex Control

TX
INT
-IOW
IOW
XR16C850
START
BIT
DATA BITS (5-8)
STOP
BIT
Active
D0 D1 D2 D3 D4 D5 D6 D7
5 DATA BITS
PARITY
BIT
6 DATA BITS
7 DATA BITS
NEXT
DATA
START
BIT
T22d
T23d
Active
Tx Ready
T24d
Active
16 BAUD RATE CLOCK
Transmit timing
X450-TX-1
Rev. 1.20
47