SX1441EVK Semtech, SX1441EVK Datasheet - Page 46
SX1441EVK
Manufacturer Part Number
SX1441EVK
Description
KIT DEV FOR SX1441
Manufacturer
Semtech
Series
EasyBlue™r
Type
Bluetoothr
Datasheet
1.SX1441EVK.pdf
(85 pages)
Specifications of SX1441EVK
For Use With/related Products
SX1441
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Contents
-
Other names
SX1441DVK
SX1441DVK
SX1441DVK
- Current page: 46 of 85
- Download datasheet (2Mb)
Personal Area Network
© Semtech 2006
Pos
7:3
2
1
0
Pos
7:0
Pos
7:0
Pos
7:0
Pos
7:4
3:0
Pos
7:3
2
1:0
RegSpiStatus
-
SpiOverflow
SpiRxFull
SpiTxEmpty
RegSpiDataOut
SPIDataOut
RegSpiDataIn
SPIDataIn
RegSpiPullup
SPIPullup
RegSpiDir
SPIDir[7:4]
SPIDir[3:0]
RegSpiSlvSel
-
MultSlvSel
SlvSelect[1:0]
r/w
r
rc1
r
rw1
r/w
rw
r/w
r
r/w
rw
r/w
rw
rw
r/w
r
rw
rw
Table 77 - RegSpiDataOut register
Table 78 - RegSpiDataIn register
Table 76 - RegSpiStatus register
Table 79 - RegSpiPullup register
Reset
00000
0
0
1
Reset
00000000
Reset
00000000
Reset
11111111
Reset
0000
0000
Reset
0000
0
00
Table 81 - RegSlvSel register
Table 80 - RegSpiDir register
46
Function
reserved
Overflow flag. Cleared when written to 1
1 = a byte has been received and is available in the
receive register. This flag is cleared when reading
RegSpiDataIn.
1 = the transmit register is empty and a new transfer
can be initiated. The flag is cleared when writing
RegSpiDataOut.
Function
In SPI mode: byte to transmit
in GPIO mode: value forced on pads if configured as
digital outputs
Function
In SPI mode: received byte
in GPIO mode: value read on pads
Function
1 = pull-up enabled (for each corresponding pad)
0 = pull-up disabled (for each corresponding pad)
Function
for each corresponding pad:
1 = pad configured as digital output
0 = pad configured as digital input
In GPIO mode, for each corresponding pad:
1 = pad configured as digital output
0 = pad configured as digital input
Function
Reserved
1 = multiple slave mode selected
0 = SX1441 compatible mode
0 = nss(1) activated
01 = nss(2) activated
10 = nss(3) activated
11 = nss(4) activated
SX1441 – Bluetooth® 1.2 SoC
www.semtech.com
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