SC28L91 Philips Semiconductors, SC28L91 Datasheet - Page 38

• Manufacturer Part Number: SC28L91
• Description: 3.3V-5.0V Universal Asynchronous Receiver/Transmitter (UART)
• Manufacturer: Philips Semiconductors

Philips Semiconductors
2000 Sep 22
3.3V–5.0V Universal Asynchronous
Receiver/Transmitter (UART)
TRANSMITTER
NOTES:
1. Timing shown for MR1(7) = 1.
2. Shown for OPCR(4) = 1 and MR(6) = 0.
RECEIVER
ENABLED
ENABLED
RDN/WRN
RxRDY
TxRDY
(SR2)
(SR0)
RECEIVER
WRN
OVERRUN
ENABLED
RxD
TxD
RxRDY/
RxRDY
FFULL
FFULL
(OP5)
(OP0)
MR1(4–3) = 11
(SR0)
(SR1)
(SR4)
RTS
RDN
RxD
MASTER STATION
PERIPHERAL STATION
MR1(4–3) = 11
MR1(2) = 1
2
1
OPR(0) = 1
ADD#1 MR1(2) = 0 D0
BIT 9
0
D1
STATUS DATA
ADD#1
ADD#1 1
D1
BIT 9
1
D2
BIT 9
Figure 15. Receiver Timing
ADD#1
Figure 16. Wake-Up Mode
D0
D0
D8
BIT 9
0
BIT 9
0
38
D11 WILL BE LOST
DUE TO OVERRUN
STATUS DATA
D9
D0
MR1(2) = 1 ADD#2
D10
STATUS DATA
D2
D11
STATUS DATA
D3
D12, D13 WILL BE LOST
DUE TO RECEIVER DISABLE.
ADD#2 1
ADD#2 1
D12
STATUS DATA
BIT 9
D10
BIT 9
RESET BY COMMAND
Product specification
STATUS DATA
SC28L91
D13
ADD#2
SD00156
BIT 9
0
SD00096