sc16c754bibm NXP Semiconductors, sc16c754bibm Datasheet - Page 42

• Manufacturer Part Number: sc16c754bibm
• Description: 5 V, 3.3 V And 2.5 V Quad Uart, 5 Mbit/s Max. With 64-byte Fifos
• Manufacturer: NXP Semiconductors

Philips Semiconductors
9397 750 14668
Product data sheet
Fig 23. Transmit ready timing in non-FIFO mode
Fig 24. Transmit ready timing in FIFO mode (DMA mode ‘1’)
D0 to D7
D0 to D7
TXRDY
TXRDY
IOW
IOW
TX
TX
byte #32
byte #1
active
active
t
27d
start
start
t
27d
bit
bit
transmitter
not ready
t
28d
D0
D0
t
FIFO full
28d
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 64-byte FIFOs
D1
D1
Rev. 02 — 13 June 2005
5 data bits
6 data bits
7 data bits
D2
D2
data bits (0 to 7)
data bits (0 to 7)
D3
D3
D4
D4
active transmitter
D5
D5
ready
D6
D6
D7
D7
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
parity
parity
bit
bit
SC16C754B
stop
stop
bit
bit
next
data
start
bit
002aab062
002aab065
42 of 50