Freescale Semiconductor MPC5200B - Manual (Page 191)

MPC5200B Users Guide, Rev. 1
7-32 Freescale Semiconductor
General Purpose I/O (GPIO)
R Reserved IRDA ETHR Reserved USB
W
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 lsb
R Reserved PSC3 PSC2 PSC1
W
RESET: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Bit Name Description
0:1 — Reserved
2:3 IRDA Individual enable bits for the 2 Simple GPIO on IRDA port.
bit 2 controls GPIO_IRDA_1 (IR_USB_CLK pin)
bit 3 controls GPIO_IRDA_0 (IRDA_TX pin)
0 = Disabled for GPIO (default)
1 = Enabled for GPIO
4:7 ETHR Individual enable bits for the 4 Simple GPIO on ETHR port.
bit 4 controls GPIO_ETHI_3 (ETH_11 pin)
bit 5 controls GPIO_ETHI_2 (ETH_10 pin)
bit 6 controls GPIO_ETHI_1 (ETH_9 pin)
bit 7 controls GPIO_ETHI_0 (ETH_8 pin)
0 = Disabled for GPIO (default)
1 = Enabled for GPIO
8:11 — Reserved
12:15 USB Individual enable bits for the 4 Simple GPIO on USB port.
bit 12 controls GPIO_USB_3 (USB1_8 pin)
bit 13 controls GPIO_USB_2 (USB1_7 pin)
bit 14 controls GPIO_USB_1 (USB1_6 pin)
bit 15 controls GPIO_USB_0 (USB1_0 pin)
0 = Disabled for GPIO (default)
1 = Enabled for GPIO
16:17 — Reserved
18:23 PSC3 Individual enable bits for the 6 Simple GPIO on PSC3 port.
bit 18 controls GPIO_ PSC3_5 (PSC3_7 pin)
bit 19 controls GPIO_ PSC3_4 (PSC3_6 pin)
bit 20 controls GPIO_ PSC3_3 (PSC3_3 pin)
bit 21 controls GPIO_ PSC3_2 (PSC3_2 pin)
bit 22 controls GPIO_ PSC3_1 (PSC3_1 pin)
bit 23 controls GPIO_ PSC3_0 (PSC3_0 pin)
0 = Disabled for GPIO (default)
1 = Enabled for GPIO
Table 7-22. GPS Simple GPIO Enables Register
RESET: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0