Texas Instruments Development Kit for TM4C129x,Tiva™ ARM® Cortex™ -M4 Microcontroller DK-TM4C129X DK-TM4C129X Hoja De Datos
Los códigos de productos
DK-TM4C129X
Description
Reset
Type
Name
Bit/Field
Skip Answer-to-Reset Enable
Description
Value
No effect.
0
Transaction goes from reset to first byte transfer without an
answer-to-reset (presence detect) after programmed rest period
has passed.
answer-to-reset (presence detect) after programmed rest period
has passed.
1
0
RW
SKATR
7
Late Sample Enable
This bit is used for long distance lines or when the slave cannot pull low
quickly.
quickly.
Description
Value
Late sample disabled.
0
1-Wire module samples late in the read. The sample point
moves to 50 µs for normal and 7µs for overdrive (versus 16 µs
and 2 µs in normal operation)
moves to 50 µs for normal and 7µs for overdrive (versus 16 µs
and 2 µs in normal operation)
1
0
RW
LSAM
6
Overdrive Enable
Description
Value
Overdrive mode disabled.
0
Overdrive mode is enabled.
1
0
RW
ODRV
5
Data Operation Size
This field is used to program the size in bytes of data operations
transferred to and from the ONEWIREDATn registers per request.
transferred to and from the ONEWIREDATn registers per request.
Description
Value
1 byte
0x0
2 bytes
0x1
3 bytes
0x2
4 bytes
0x3
0
RW
SZ
4:3
1519
December 13, 2013
Texas Instruments-Advance Information
Tiva
™
TM4C129XNCZAD Microcontroller