CC3220 Datasheet, PDF (16/84 Pages) Texas Instruments – SimpleLink Wi-Fi Wireless and Internet-of-Things Solution, a Single-Chip Wireless MCU

CC3220
SWAS035A – SEPTEMBER 2016 – REVISED FEBRUARY 2017
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Pkg.
Pin
44
45⁽⁹⁾
46
47
48
49
Table 3-1. Pin Attributes and Pin Multiplexing (continued)
GENERAL PIN ATTRIBUTES
Pin Alias
Use
Select as
Wakeup
Source
Config.
Addl.
Analog
Mux
Muxed
With
JTAG
Dig. Pin Mux
Config. Reg.
Dig.
Pin
Mux
Config.
Mode
Value
VIN_DCDC Supply
_DIG
input
N/A
N/A
N/A
N/A
N/A
DCDC_AN
A2_SW_P
I/O
0
9
12
No
User
config not
required
(8)
No
GPIO_PAD_
CONFIG_31
(0x4402 E11C)
2
6
7
See ⁽⁵⁾
DCDC_
ANA2_
SW_N
Internal
power
N/A
VDD_
ANA2
Internal
power
N/A
VDD_
ANA1
Internal
power
N/A
VDD_RAM
Internal
power
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
FUNCTION
PAD STATES
Signal Name
Signal
Description
Signal
Direction
LPDS⁽¹⁾
Hib⁽²⁾
nRESET = 0
Digital DC-DC
VIN_DCDC_
DIG
input (connected to
chip input supply
N/A
N/A
N/A
N/A
[VBAT])
GPIO31
GPIO
I/O
UART0_RX UART0 RX data
I
McAFSX
I2S audio port
frame sync
O
Hi-Z
Hi-Z
Hi-Z
UART1_RX UART1 RX data
I
McAXR0
I2S audio port data
0 (RX/TX)
I/O
GSPI_CLK
General SPI clock
I/O
DCDC_ANA2_
SW_P
ANA2 DCDC
converter +ve
switching node
N/A
N/A
N/A
N/A
DCDC_ANA2_
SW_N
ANA2 DC-DC
converter -ve
switching node
N/A
N/A
N/A
N/A
VDD_ANA2
ANA2 DC-DC
output
N/A
N/A
N/A
N/A
Analog supply fed
VDD_ANA1 by ANA2 DC-DC
N/A
N/A
N/A
N/A
output
VDD_RAM
SRAM LDO output N/A
N/A
N/A
N/A
16
Terminal Configuration and Functions
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