CC3220
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SWAS035A –SEPTEMBER 2016–REVISED FEBRUARY 2017
Table 3-1. Pin Attributes and Pin Multiplexing (continued)
GENERAL PIN ATTRIBUTES
Select as
FUNCTION
PAD STATES
Dig.
Pin
Mux
Config.
Muxed
With
JTAG
Pkg.
Pin
Addl.
Analog
Mux
Dig. Pin Mux
Signal
Description
Signal
Direction
Pin Alias
Use
Wakeup
Source
Signal Name
LPDS(1)
Hib(2)
nRESET = 0
Config. Reg. Config.
Mode
Value
Hi-Z,
Pull,
Drive
Hi-Z,
Pull,
Drive
0
12
6
GPIO0
GPIO
I/O
I
Hi-Z
UART0 Clear-to-
Send input (active
low)
Hi-Z,
Pull,
Drive
UART0_CTS
McAXR1
Hi-Z,
Pull,
Drive
I2S audio port data
1 (RX/TX)
I/O
I
Hi-Z,
Pull,
Drive
7
GT_CCP00
GSPI_CS
Timer capture port
User
config not
GPIO_PAD_
CONFIG_0
(0x4402 E0A0)
50
GPIO0
I/O
No
No
required
Hi-Z,
Pull,
Drive
Hi-Z,
Pull,
Drive
(8)
General SPI chip
select
9
I/O
O
Hi-Z
UART1 Request-
to-Send (active
low)
10
3
UART1_RTS
UART0_RTS
McAXR0
1
1
UART0 Request-
to-Send (active
low)
O
Hi-Z,
Pull,
Drive
I2S audio port data
0 (RX/TX)
4
I/O
Connect 32.768-
kHz XTAL or force
external CMOS
level clock
RTC_XTAL
_P
51
RTC
N/A
N/A
N/A
N/A
N/A
RTC_XTAL_P
N/A
N/A
N/A
N/A
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Terminal Configuration and Functions
17
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