Information

13.2.3 Reset Pin Filter Control Register (RCM_RPFC)
NOTE
The reset values of bits 2-0 are for Chip POR only. They are
unaffected by other reset types.
NOTE
The bus clock filter is reset when disabled or when entering
stop mode. The LPO filter is reset when disabled or when
entering any low leakage stop mode .
Address: RCM_RPFC is 4007_F000h base + 4h offset = 4007_F004h
Bit 7 6 5 4 3 2 1 0
Read 0
RSTFLTSS RSTFLTSRW
Write
Reset
0 0 0 0 0 0 0 0
RCM_RPFC field descriptions
Field Description
7–3
Reserved
This read-only field is reserved and always has the value zero.
2
RSTFLTSS
Reset pin filter select in stop mode
Selects how the reset pin filter is enabled in STOP and VLPS modes .
0 All filtering disabled
1 LPO clock filter enabled
1–0
RSTFLTSRW
Reset pin filter select in run and wait modes
Selects how the reset pin filter is enabled in run and wait modes.
00 All filtering disabled
01 Bus clock filter enabled for normal operation
10 LPO clock filter enabled for normal operation
11 Reserved (all filtering disabled)
Chapter 13 Reset Control Module (RCM)
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
Freescale Semiconductor, Inc. 257