Freescale Semiconductor MPC5200B User Manual

Page 194

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General Purpose I/O (GPIO)

MPC5200B Users Guide, Rev. 1

Freescale Semiconductor

7-35

Bit

Name

Description

0:1

Reserved

2:3

IRDA

Individual bits to control directionality of the pin as GPIO.

bit 2 controls GPIO_IRDA_1 (IR_USB_CLK pin)

bit 3 controls GPIO_IRDA_0 (IRDA_TX pin)

0 = Pin is Input (default)

1 = Pin is Output

4:7

ETHR

Individual bits to control directionality of the pin as GPIO.

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 = Pin is Input (default)

1 = Pin is Output

8:11

Reserved

12:15

USB

Individual bits to control directionality of the pin as GPIO.

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 = Pin is Input (default)

1 = Pin is Output

16:17

Reserved

18:23

PSC3

Individual bits to control directionality of the pin as GPIO.

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 = Pin is Input (default)

1 = Pin is Output

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