Datasheet

56F8037/56F8027 Data Sheet, Rev. 8
118 Freescale Semiconductor
6.3.19.6 Configure GPIOB9 (GPS_B9)—Bit 4
This field selects the alternate function for GPIOB9.
• 0 = SDA - I
2
C Serial Data (default)
• 1 = MSCANRX - MSCAN Receive Data
6.3.19.7 Reserved—Bit 3
This bit field is reserved. It must be set to 0.
6.3.19.8 Configure GPIOB8 (GPS_B8)—Bit 2
This field selects the alternate function for GPIOB8.
• 0 = SCL - I2C Serial Clock (default)
• 1 = MSCANTX - MSCAN Transmit Data
6.3.19.9 Reserved—Bit 1
This bit field is reserved. It must be set to 0.
6.3.19.10 Configure GPIOB7 (GPS_B7)—Bit 0
This field selects the alternate function for GPIOB7.
• 0 = TXD0 - QSCI0 Transmit Data (default)
• 1 = SCL - I2C Serial Clock
6.3.20 SIM GPIO Peripheral Select Register for GPIOC and GPIOD
(SIM_GPSCD)
See Section 6.3.16 for general information about GPIO Peripheral Select Registers.
Figure 6-23 GPIO Peripheral Select Register for GPIOC and GPIOD (SIM_GPSCD)
6.3.20.1 Reserved—Bits 15–13
This bit field is reserved. Each bit must be set to 0.
Base + $17 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Read
0 0 0
GPS_
D5
0 0 0 0 0 0 0
GPS_
C12
0
GPS_
C8
0 0
Write
RESET
0000000000000000