PXD10RM Datasheet, PDF (1255/1332 Pages) Freescale Semiconductor, Inc – PXD10 Microcontroller

Address: 0x0030
Access: User read/write
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
R_{0 0 0 0 0 0 0 0 0 0 0}
W
1
IFE[20:0]
Reset _{0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0}
Figure 41-10. Wakeup/Interrupt Filter Enable Register (WIFER)
1 _{Not all bits are available in the 144-pin package.}
Field
IFE[x]
Table 41-10. WIFER Field Descriptions
Description
External Interrupt Filter Enable x.
Enable analog glitch filter on the external interrupt pad input.
1 Filter is enabled
0 Filter is disabled
41.4.2.9 Wakeup/Interrupt Pullup Enable Register (WIPUER)
This register is used to enable a pullup on the corresponding interrupt pads to pull an unconnected
wakeup/interrupt input to a value of ‘1’.
Address: 0x0034
Access: User read/write
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
R_{0 0 0 0 0 0 0 0 0 0 0}
W
1
IPUE[20:0]
Reset _{0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0}
Figure 41-11. Wakeup/Interrupt Pullup Enable Register (WIPUER)
1 _{Not all bits are available in the 144-pin package.}
Field
IPUE[x]
Table 41-11. WIPUER Field Descriptions
Description
External Interrupt Pullup Enable x.
1 Pullup is enabled
0 Pullup is disabled
41.5 Functional description
41.5.1 General
This section provides a complete functional description of the Wakeup Unit.
41.5.2 Non-Maskable Interrupts
The Wakeup Unit supports one non-maskable interrupt which is allocated to pin 37 of the 144-pin
packages, to pin 45 of the 176-pin packages and to pin L3 of the BGA packages.
Freescale Semiconductor
PXD10 Microcontroller Reference Manual, Rev. 1
Preliminary—Subject to Change Without Notice
41-9