Table 7-3. Pin Attributes and Pin Multiplexing (continued)
GENERAL PIN ATTRIBUTES
FUNCTION
PAD STATES
Pkg.
Pin
Pin
Alias
Use
Select
as
Wakeu
p
Source
Confi
g.
Addl.
Analo
g Mux
Muxed
With
JTAG
Dig. Pin
Mux
Config.
Reg.
Dig.
Pin
Mux
Confi
g.
Mode
Value
Signal Name
Signal
Description
Signa
l
Direct
ion
LPD
S
Hib
nRESET =
0
44
GPIO0
I/O
No
User
config
not
requir
ed
No
GPIO_PA
D_
CONFIG_0
(0x4402
E0A0)
0
GPIO0
GPIO
I/O
Hi-Z,
Pull,
Drive
Hi-Z,
Pull,
Drive
Hi-Z
12
UART0_CTS
UART0 Clear-
to-Send input
(active low)
I
Hi-Z,
Pull,
Drive
Hi-Z,
Pull,
Drive
Hi-Z
6
McAXR1
I2S audio port
data 1
(RX/TX)
I/O
Hi-Z,
Pull,
Drive
7
GT_CCP00
Timer capture
port
I
Hi-Z,
Pull,
Drive
9
GSPI_CS
General SPI
chip select
I/O
Hi-Z,
Pull,
Drive
10
UART1_RTS
UART1
Request-to-
Send (active
low)
O
1
3
UART0_RTS
UART0
Request-to-
Send (active
low)
O
1
4
McAXR0
I2S audio port
data 0
(RX/TX)
I/O
Hi-Z,
Pull,
Drive
45
NC
WLAN
analog
N/A
N/A
N/A
N/A
N/A
NC
Reserved
N/A
N/A
N/A
N/A
46
GPIO1
I/O
No
No
No
GPIO_PA
D_
CONFIG_1
(0x4402
E0A4)
0
GPIO1
GPIO
I/O
Hi-Z,
Pull,
Drive
Hi-Z,
Pull,
Drive
Hi-Z
3
UART0_TX
UART0 TX
data
O
1
4
pCLK
(PIXCLK)
Pixel clock
from parallel
camera
sensor
I
Hi-Z,
Pull,
Drive
6
UART1_TX
UART1 TX
data
O
1
7
GT_CCP01
Timer capture
port
I
Hi-Z,
Pull,
Drive
SWRS206E – MARCH 2017 – REVISED MAY 2021
22
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