Information

SIM_SCGC5 field descriptions (continued)
Field Description
0 Clock disabled
1 Clock enabled
10
PORTB
Port B Clock Gate Control
This bit controls the clock gate to the Port B module.
0 Clock disabled
1 Clock enabled
9
PORTA
Port A Clock Gate Control
This bit controls the clock gate to the Port A module.
0 Clock disabled
1 Clock enabled
8–7
Reserved
This read-only field is reserved and always has the value one.
6
Reserved
This read-only field is reserved and always has the value zero.
5
TSI
TSI Clock Gate Control
This bit controls the clock gate to the TSI module.
0 Clock disabled
1 Clock enabled
4
Reserved
This read-only field is reserved and always has the value zero.
3–2
Reserved
This read-only field is reserved and always has the value zero.
1
Reserved
This read-only field is reserved and always has the value one.
0
LPTIMER
Low Power Timer Access Control
This bit controls software access to the Low Power Timer module.
0 Access disabled
1 Access enabled
Memory map and register definition
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
240 Freescale Semiconductor, Inc.