Datasheet

56F8014 Technical Data, Rev. 11

Freescale Semiconductor 73

source clock to the chip. In this mode, make sure that no on-chip peripheral (including the

GPIO) is driving this pin.

6.3.8.6 Configure GPIOB5 (CFG_B5)—Bit 9

This bit selects the alternate function for GPIOB5.

• 0 = T1 — Timer channel 1 input/output (default)

• 1 = FAULT3 — PWM FAULT3 input

6.3.8.7 Configure GPIOB4 (CFG_B4)—Bit 8

This bit selects the alternate function for GPIOB4.

• 0 = T0 — Timer channel 0 input/output (default)

• 1 = CLKO — Clock output

6.3.8.8 Configure GPIOB3 (CFG_B3)—Bit 7

This bit selects the alternate function for GPIOB3.

• 0 = MOSI — SPI master out/slave in (default)

• 1 = T3 — Timer channel 3 input/output

6.3.8.9 Configure GPIOB2 (CFG_B2)—Bit 6

This bit selects the alternate function for GPIOB2.

• 0 = MISO — SPI master in/slave out (default)

• 1 = T2 — Timer channel 2 input/output

6.3.8.10 Configure GPIOB1 (CFG_B1)—Bit 5

This bit selects the alternate function for GPIOB1.

• 0 = SS — SPI Slave Select (default)

• 1 = SDA — I

C Serial Data

6.3.8.11 Configure GPIOB0 (CFG_B0)—Bit 4

This bit selects the alternate function for GPIOB0.

• 0 = SCLK — SPI Serial Clock (default)

• 1 = SCL — I2C Serial Clock

6.3.8.12 Configure GPIOA5[1:0] (CFG_A5)—Bits 3–2

These bits select the alternate function for GPIOA5.

• 00 = PWM5 — PWM5 output (default)

• 01 = PWM5 — PWM5 output

• 10 = FAULT2 — PWM FAULT2 input