Texas Instruments TMS570LC4357

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2151
SPNU563A–March 2018
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Data Modification Module (DMM)
36.3.23 DMM Pin Control 7 (DMMPC7)
The bits in register control the pullup/down functionality of a pin. The internal pullup/down can be enabled
or disabled by this register. The reset configuration of these bits is device implementation dependent.
Please consult the device datasheet for this information.
Figure 36-29. DMM Pin Control 7 (DMMPC7) [offset = 88h]
31 24
Reserved
R-0
23 19 18 17 16
Reserved ENAPDIS DATA15PDIS DATA14PDIS
R-0 R/WP-x R/WP-x R/WP-x
15 14 13 12 11 10 9 8
DATA13PDIS DATA12PDIS DATA11PDIS DATA10PDIS DATA9PDIS DATA8PDIS DATA7PDIS DATA6PDIS
R/WP-x R/WP-x R/WP-x R/WP-x R/WP-x R/WP-x R/WP-x R/WP-x
7 6 5 4 3 2 1 0
DATA5PDIS DATA4PDIS DATA3PDIS DATA2PDIS DATA1PDIS DATA0PDIS CLKPDIS SYNCPDIS
R/WP-x R/WP-x R/WP-x R/WP-x R/WP-x R/WP-x R/WP-x R/WP-x
LEGEND: R/W = Read/Write; R = Read only; WP = Write in privileged mode only; -n = value after reset
Table 36-29. DMM Pin Control 7 (DMMPC7) Field Descriptions
Bit Field Value Description
31-19 Reserved 0 Reads returns 0. Writes have no effect.
18 ENAPDIS Pull disable. Removes internal pullup/pulldown functionality from pin when configured as input pin
(DMMPC1[18] = 0).
User and privilege mode (read):
0 Pullup/pulldown functionality is enabled.
1 Pullup/pulldown functionality is disabled.
Privilege mode (write):
0 Enables pullup/pulldown functionality.
1 Disables pullup/pulldown functionality.
17-2 DATAxPDIS Pull disable. Removes internal pullup/pulldown functionality from pin when configured as input pin
(DMMPC1[x] = 0).
User and privilege mode (read):
0 Pullup/pulldown functionality is enabled.
1 Pullup/pulldown functionality is disabled.
Privilege mode (write):
0 Enables pullup/pulldown functionality.
1 Disables pullup/pulldown functionality.
1 CLKPDIS Pull disable. Removes internal pullup/pulldown functionality from pin when configured as input pin
(DMMPC1[1] = 0).
User and privilege mode (read):
0 Pullup/pulldown functionality is enabled.
1 Pullup/pulldown functionality is disabled.
Privilege mode (write):
0 Enables pullup/pulldown functionality.
1 Disables pullup/pulldown functionality.