MAX3100EPD MAXIM [Maxim Integrated Products], MAX3100EPD Datasheet - Page 19

• Manufacturer Part Number: MAX3100EPD
• Description: SPI/Microwire-Compatible UART in QSOP-16
• Manufacturer: MAXIM [Maxim Integrated Products]

Table 11. Bit Definitions*
* Default setting is clear
Table 12. Field Definitions
Register
Config
Config
Config
Config
Config
Config
Config
Config
Config
Read Data
Read Data
Write Data
Register
Config
SHDNi
Name
RAM
FEN
RM
Bit
TM
PM
PE
ST
IR
______________________________________________________________________________________
Field Name
D7r–D0r
D7t–D0t
Disable FIFO
buffer
Shutdown
Enable transmit-
done interrupt
Enable data-
received inter-
rupt
Enable parity
interrupt
Enable framing-
error interrupt
Enable IrDA
timing mode
Two stop bits
Parity enabled
B3–B0
Bit Set (1)
Pr
Baud-rate divisor
Transmit data
Received parity bit
Received data
Enable FIFO
buffer
Operate
Disable transmit-
done interrupt
Disable data-
received
interrupt
Disable parity
interrupt
Disable framing-
error interrupt
Standard
timing
One stop bit
Parity disabled
Meaning
Bit Clear (0)
SPI/Microwire-Compatible
Table 13. 1.8432MHz Baud Rates
0 0 0 0
0 0 0 1
0 0 1 0
0 0 1 1
0 1 0 0
0 1 0 1
0 1 1 0
0 1 1 1
Register
B3...B0
Config
Read
Read
Write
Write
Write
Data
Data
Data
Data
Data
All
All
Name
RA/FE
BRD
UART in QSOP-16
128
CTS
RTS
16
32
64
Bit
1
2
4
8
TE
Pt
R
L
T
115.2k
Baud
7200
3600
1800
56k
28k
14k
900
Word length =
7 bits
Inhibit TX output
Drive RTS output
pin low
Transmit
parity = 1
Data overrun or
framing error
CTS input pin is
low
Data has been
received
Transmit buffer
is empty
Bit Set (1)
1 0 0 0
1 0 0 1
1 0 1 0
1 0 1 1
1 1 0 0
1 1 0 1
1 1 1 0
1 1 1 1
B3...B0
Word length =
8 bits
Enable normal
operation
Drive RTS out-
put pin high
Transmit
parity = 0
Normal
CTS input pin is
high
Data buffer is
empty
UART is busy
transmitting
BRD
192
384
Bit Clear (0)
12
24
48
96
3
6
Baud
38.4k
19.2k
9600
4800
2400
1200
600
300
19