sx1441 Semtech Corporation, sx1441 Datasheet - Page 50

• Manufacturer Part Number: sx1441
• Description: Bluetooth V1.2 Soc For Voice And Data Applications With Dsp Capabilities
• Manufacturer: Semtech Corporation

Personal Area Network
© Semtech 2006
Pos
7
6
5
4
3
2
1
0
Pos
7:5
4:0
Pos
7:0
Pos
7:5
4
3
2
1
0
7:0
Pos
7:0
RegUartFifoCtrl
UartEcho
UartEnRx
UartEnTx
UartXRx
UartXTx
UartPM
UartPE
UartWL
RegUartFifoBaud
UartRcSel
UArtRcDiv
RegUartFifoTx
UartTx
RegUartFifoTxSta
-
CTS
UartTxFifoOerr
UartTxFifoFull
UartTxBusy
UartTxFifoEmpty
UartTxClear
RegUartFifoRx
UartRx
r
r/w
rw
rw
rw
rw
rw
rw
rw
rw
r/w
rw
rw
r/w
rw
r/w
r
r
r
r
r
w
r/w
r
Table 87 - RegUartFifoTxSta register
Table 85 - RegUartFifoBaud register
Table 84 - RegUartFifoCtrl register
Table 88 - RegUartFifoRx register
Reset
0
0
0
0
0
0
0
0
Reset
000
00000
Reset
00000000
Reset
000
0
0
0
0
1
-
Reset
00000000
Table 86 - RegUartFifoTx
50
Function
1 = echo mode selected (UA_RX and UA_TX internally
connected)
0 = echo mode not selected
1 = receiver enabled
0 = receiver disabled
1 = transmitter enabled
0 = transmitter disabled
1 = UA_RX inverted
0 = UA_RX not inverted
1 = UA_TX inverted
0 = UA_TX not inverted
1 = odd parity check selected
0 = even parity check selected
1 = parity check enabled
0 = parity check disabled
1 = 8-bit word selected
0 = 7-bit work selected
Function
prescaler tap selection
baud rate selection
Function
data to be sent
Function
reserved
value of CTS pin
transmitters overrun error flag. Cleared by reading
RegUartFifoTxSta
transmit FIFO full flag
transmitter is busy transmitting data
transmit FIFO empty flag. Cleared by writing to
RegUartFifoTx. Set when transferring the last data
word from the FIFO to the internal shift register.
clear the transmitter block when written
Function
received data
SX1441 – Bluetooth® 1.2 SoC
www.semtech.com
Data Sheet