Texas Instruments Tiva TM4C123GH6PM, User Manual

Page: 119 / 352

Hibernation Module
ROM Location:
ROM_APITABLE
is an array of pointers located at
0x0100.0010
.
ROM_HIBERNATETABLE
is an array of pointers located at
ROM_APITABLE[19]
.
ROM_HibernateRTCSSGet
is a function pointer located at
ROM_HIBERNATETABLE[27]
.
Description:
This function will return the current value of the sub second count for the for the RTC in 1/32768
of a second increments.
Returns:
The current RTC sub second count in 1/32768 seconds.
11.2.1.21 ROM_HibernateRTCTrimGet
Gets the value of the RTC predivider trim register.
Prototype:
uint32_t
ROM_HibernateRTCTrimGet(void)
ROM Location:
ROM_APITABLE
is an array of pointers located at
0x0100.0010
.
ROM_HIBERNATETABLE
is an array of pointers located at
ROM_APITABLE[19]
.
ROM_HibernateRTCTrimGet
is a function pointer located at
ROM_HIBERNATETABLE[17]
.
Description:
Gets the value of the pre-divider trim register. This function can be used to get the current value
of the trim register prior to making an adjustment by using the
ROM_HibernateRTCTrimSet()
function.
Returns:
None.
11.2.1.22 ROM_HibernateRTCTrimSet
Sets the value of the RTC predivider trim register.
Prototype:
void
ROM_HibernateRTCTrimSet(uint32_t ui32Trim)
ROM Location:
ROM_APITABLE
is an array of pointers located at
0x0100.0010
.
ROM_HIBERNATETABLE
is an array of pointers located at
ROM_APITABLE[19]
.
ROM_HibernateRTCTrimSet
is a function pointer located at
ROM_HIBERNATETABLE[16]
.
Parameters:
ui32Trim
is the new value for the pre-divider trim register.
Description:
Sets the value of the pre-divider trim register. The input time source is divided by the pre-
divider to achieve a one-second clock rate. Once every 64 seconds, the value of the pre-divider
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