sc16c754bibm NXP Semiconductors, sc16c754bibm Datasheet - Page 34
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sc16c754bibm
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
Datasheet
1.SC16C754BIBM.pdf
(50 pages)
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Philips Semiconductors
9397 750 14668
Product data sheet
Table 23:
[1]
Command
set TX FIFO and RX FIFO thresholds
to VALUE
read FIFO Rdy register
set prescaler value to divide-by-1
set prescaler value to divide-by-4
sign here means bit-AND.
Register programming guide
5 V, 3.3 V and 2.5 V quad UART, 5 Mbit/s (max.) with 64-byte FIFOs
Rev. 02 — 13 June 2005
…continued
Actions
read LCR (03), save in temp1
set LCR (03) to BF
read EFR (02), save in temp2
set EFR (02) to 10 + temp2
set LCR (03) to 00
read MCR (04), save in temp3
set MCR (04) to 40 + temp3
set TLR (07) to VALUE
set MCR (04) to temp3
set LCR (03) to BF
set EFR (02) to temp2
set LCR (03) to temp1
read MCR (04), save in temp1
set temp2 = temp1
set MCR (04) = 40 + temp2
read FFR (07), save in temp2
pass temp2 back to host
set MCR (04) to temp1
read LCR (03), save in temp1
set LCR (03) to BF
read EFR (02), save in temp2
set EFR (02) to 10 + temp2
set LCR (03) to 00
read MCR (04), save in temp3
set MCR (04) to temp3
set LCR (03) to BF
set EFR (02) to temp2
set LCR (03) to temp1
read LCR (03), save in temp1
ret LCR (03) to BF
read EFR (02), save in temp2
set EFR (02) to 10 + temp2
set LCR (03) to 00
read MCR (04), save in temp3
set MCR (04) to temp3 + 80
set LCR (03) to BF
set EFR (02) to temp2
set LCR (03) to temp1
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
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SC16C754B
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