MPC5200B Users Guide, Rev. 1
7-48 Freescale Semiconductor
General Purpose I/O (GPIO)
7.3.2.2.2 GPW WakeUp GPIO Open Drain Emulation Register —MBAR + 0x0C04
7.3.2.2.3 GPW WakeUp GPIO Data Direction Register—MBAR + 0x0C08

Table7-38. GPW WakeUp GPIO Open Drain Emulation Register

msb 012345678 9 101112131415
RWODe Reserved
W
RESET:000000000 0 0 000 0 0
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 lsb
RReserved
W
RESET:000000000 0 0 000 0 0
Bit Name Description
0:7 WODe Bits to control open drain emulation for individual WakeUp GPIO configured as outputs.
Bit 0 controls GPIO_WKUP_7 (GPIO_WKUP_7 pin)
Bit 1 controls GPIO_WKUP_6 (GPIO_WKUP_6 pin)
Bit 2 controls GPIO_WKUP_5 (PSC6_1 pin)
Bit 3 controls GPIO_WKUP_4 (PSC6_0 pin)
Bit 4 controls GPIO_WKUP_3 (ETH_17 pin)
Bit 5 controls GPIO_WKUP_2 (PSC3_9 pin)
Bit 6 controls GPIO_WKUP_1 (PSC2_4 pin)
Bit 7 controls GPIO_WKUP_0 (PSC1_4 pin)
0 = Normal CMOS output (default).
1 = Open Drain emulation (a drive to high creates Hi-Z).
8:31 — Reserved

Table7 -39. GPW WakeUp GPIO Data Direction Register

msb 012345678 9 101112131415
R WDDR[7:0] Reserved
W
RESET:000000000 0 0 000 0 0
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 lsb
RReserved
W
RESET:000000000 0 0 000 0 0