PXN20RM Datasheet, PDF (91/1376 Pages) Freescale Semiconductor, Inc – PXN20 Microcontroller

Signal Description
3.4.2.12 PB14 — GPIO (PB[14]) / Analog Input (AN[30]) / DSPI_D Peripheral Chip
Select (PCS_D[3])
PB[14] is a GPIO pin. AN[30] is a single-ended analog input pin. PCS_D[3] is a peripheral chip select
output pin for the DSPI D module.
3.4.2.13 PB15 — GPIO (PB[15]) / Analog Input (AN[31]) / DSPI_D Peripheral Chip
Select (PCS_D[4])
PB[15] is a GPIO pin. AN[31] is a single-ended analog input pin. PCS_D[4] is a peripheral chip select
output pin for the DSPI D module.
3.4.3 Port C Pins
3.4.3.1 PC0 to PC1 — GPIO (PC[0:1]) / Analog Input (AN[32:33])
PC[0:1] are GPIO pins. AN[32:33] are single-ended analog input pins.
3.4.3.2 PC2 — GPIO (PC[2]) / Analog Input (AN[34]) / Nexus Event In (EVTI)
PC[2] is a GPIO pin. AN[34] is a single-ended analog input pin. EVTI is the Nexus Event Input pin.
3.4.3.3 PC3 — GPIO (PC[3]) / Analog Input (AN[35]) / Nexus Event Out (EVTO)
PC[3] is a GPIO pin. AN[35] is a single-ended analog input pin. EVTO is the Nexus Event Output pin.
3.4.3.4 PC4 — GPIO (PC[4]) / Analog Input (AN[36])
PC[4] is a GPIO pin. AN[36] is a single-ended analog input pin.
3.4.3.5 PC5 — GPIO (PC[5]) / Analog Input (AN[37]) / Z6 Non-Maskable Interrupt
(Z6_NMI)
PC[5] is a GPIO pin. AN[37] is a single-ended analog input pin. Z6_NMI is the non-maskable interrupt
input pin for the Z6 core.
3.4.3.6 PC6 — GPIO (PC[6]) / Analog Input (AN[38]) / Z0 Non-Maskable Interrupt
(Z0_NMI)
PC[6] is a GPIO pin. AN[38] is a single-ended analog input pin. Z0_NMI is the non-maskable interrupt
input pin for the Z0 core.
3.4.3.7 PC7 — GPIO (PC[7]) / Analog Input (AN[39]) / FlexRay Debug 3
(FR_DBG[3])
PC[7] is a GPIO pin. AN[39] is a single-ended analog input pin. FR_DBG[3] is one of the FlexRay debug
output port pins.
Freescale Semiconductor
PXN20 Microcontroller Reference Manual, Rev. 1
3-23