Freescale Semiconductor MPC5604B - Page 347

MPC5604B/C Microcontroller Reference Manual, Rev. 8
336 Freescale Semiconductor
19.5.3.4 Interrupt Request Enable Register (IRER)
This register is used to enable the interrupt messaging to the interrupt controller.
19.5.3.5 Interrupt Rising-Edge Event Enable Register (IREER)
This register is used to enable rising-edge triggered events on the corresponding interrupt pads.
Offset: 0x0018 Access: User read/write
0123456789101112131415
R0000000000000000
W
Reset0000000000000000
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
R
IRE[15:0]
1
1
IRE[15:0] in 144-pin LQFP and the 208 MAPBGA packages; IRE[11:0] in 100-pin LQFP package.
W
Reset0000000000000000
Figure 19-5. Interrupt Request Enable Register (IRER)
Table 19-6. IRER field descriptions
Field Description
IRE[x] External Interrupt Request Enable x
0 Interrupt requests from the corresponding ISR[EIF[x]] bit are disabled.
1 Interrupt requests from the corresponding ISR[EIF[x]] bit are enabled.
Offset:0x0028 Access: User read/write
0123456789101112131415
R0000000000000000
W
Reset0000000000000000
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
R
IREE[15:0]
1
1
IREE[15:0] in 144-pin LQFP and 208 MAPBGA packages; IREE[11:0] in 100-pin LQFP package.
W
Reset0000000000000000
Figure 19-6. Interrupt Rising-Edge Event Enable Register (IREER)