Signal Description
PXN20 Microcontroller Reference Manual, Rev. 1
Freescale Semiconductor 3-5
PB15 PB[15]
AN[31]
PCS_D[4]
31 00
01
10
11
Port B GPIO
ADC Analog Input
DSPI_D Peripheral Chip Select
—
I/O
I
O
—
V
DDE1
SHA — — C9
Port C (16)
PC0 PC[0]
AN[32]
32 00
01
10
11
Port C GPIO
ADC Analog Input
—
—
I/O
I
—
—
V
DDE1
SHA — — D9
PC1 PC[1]
AN[33]
33 00
01
10
11
Port C GPIO
ADC Analog Input
—
—
I/O
I
—
—
V
DDE1
SHA — — C8
PC2 PC[2]
AN[34]
EVTI
34 00
01
10
11
Port C GPIO
ADC Analog Input
Nexus Event In
—
I/O
I
I
—
V
DDE1
SHA — — A7
PC3 PC[3]
AN[35]
EVTO
35 00
01
10
11
Port C GPIO
ADC Analog Input
Nexus Event Out
—
I/O
I
O
—
V
DDE1
SHA — — B7
PC4 PC[4]
AN[36]
36 00
01
10
11
Port C GPIO
ADC Analog Input
—
—
I/O
I
—
—
V
DDE1
SHA — — D8
PC5 PC[5]
AN[37]
Z6NMI
37 00
01
10
11
Port C GPIO
ADC Analog Input
Z6 Core Non-Maskable Interrupt
—
I/O
I
I
—
V
DDE1
SHA — — C6
PC6 PC[6]
AN[38]
Z0NMI
38 00
01
10
11
Port C GPIO
ADC Analog Input
Z0 Core Non-Maskable Interrupt
—
I/O
I
I
—
V
DDE1
SHA — — C7
PC7 PC[7]
AN[39]
FR_DBG3
39 00
01
10
11
Port C GPIO
ADC Analog Input
FlexRay Debug
—
I/O
I
O
—
V
DDE1
SHA — — A6
PC8 PC[8]
AN[40]
FR_DBG2
40 00
01
10
11
Port C GPIO
ADC Analog Input
FlexRay Debug
—
I/O
I
O
—
V
DDE1
SHA — — B6
Table 3-1. PXN20 Signal Properties (continued)
Pin
Name
1
Supported
Functions
2
GPIO
(PCR)
Num
3
PA
4
Description
I/O
Type
Volt-
age
Pad
Type
5
Status
Package Pin
Locations
During
Reset
6
After
Reset
7
208
BGA