mcf51jf128 Freescale Semiconductor, Inc, mcf51jf128 Datasheet - Page 366

• Manufacturer Part Number: mcf51jf128
• Description: Mcf51jf128 Reference Manual
• Manufacturer: Freescale Semiconductor, Inc

Memory map/register definition
16.3.3 LLWU Pin Enable 3 Register (LLWU_PE3)
LLWU_PE3 contains the bit field to enable and select the edge detect type for the
external wakeup input pins LLWU_P11-LLWU_P8.
Address: LLWU_PE3 is FFFF_80B0h base + 2h offset = FFFF_80B2h
366
WUPE11
WUPE5
WUPE4
Field
Reset
Field
3–2
1–0
Read
7–6
Write
Bit
This register is reset on Chip Reset not VLLS and by reset
types that trigger Chip Reset not VLLS. It is unaffected by reset
types that do not trigger Chip Reset not VLLS. See the
details for more information.
Wakeup Pin Enable for LLWU_P5
Enables and configures the edge detection for the wakeup pin.
00
01
10
11
Wakeup Pin Enable for LLWU_P4
Enables and configures the edge detection for the wakeup pin.
00
01
10
11
Wakeup Pin Enable for LLWU_P11
Enables and configures the edge detection for the wakeup pin.
00
01
7
0
WUPE11
External input pin disabled as wakeup input
External input pin enabled with rising edge detection
External input pin enabled with falling edge detection
External input pin enabled with any change detection
External input pin disabled as wakeup input
External input pin enabled with rising edge detection
External input pin enabled with falling edge detection
External input pin enabled with any change detection
External input pin disabled as wakeup input
External input pin enabled with rising edge detection
LLWU_PE2 field descriptions (continued)
0
6
MCF51JF128 Reference Manual, Rev. 2, 03/2011
LLWU_PE3 field descriptions
Table continues on the next page...
0
5
WUPE10
Preliminary
NOTE
0
4
Description
Description
0
3
WUPE9
0
2
Reset
Freescale Semiconductor, Inc.
0
1
WUPE8
0
0