Texas Instruments SimpleLink CC3135MOD Manual page 30

CC3135MOD
SWRS225B – FEBRUARY 2019 – REVISED MARCH 2020
Table 5-10 lists the host SPI timing parameters.
PARAMETER
NUMBER
T1 F
T2 t
clk
T3 t
LP
T4 t
HT
T5 D
T6 t
IS
T7 t
IH
T8 t
OD
T9 t
OH
5.16.2 Host UART Interface
The SimpleLink device requires the UART configuration described in
PROPERTY
Baud rate 115200 bps, no auto-baud rate detection, can be changed by the host up to 3 Mbps using a special command
Data bits 8 bits
Flow control CTS/RTS
Parity None
Stop bits 1
Bit order Least significant bit (LSB) first
Host interrupt polarity Active high
Host interrupt mode Rising edge or level 1
Endianness Little-endian only
(1) The SimpleLink device does not support automatic detection of the host length while using the UART interface.
30 Specifications
Table 5-10. Host SPI Timing Parameters
DESCRIPTION
Clock frequency at V = 3.3 V
BAT
Clock frequency at V = 2.3 V
BAT
Clock period
Clock low period
Clock high period
Duty cycle
RX data setup time
RX data hold time
TX data output delay
TX data hold time
Table 5-11. SimpleLink™ UART Configuration
SUPPORTED CC3135 CONFIGURATION
(1)
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MIN
50
45%
4
4
Table 5-11.
Copyright © 2019–2020, Texas Instruments Incorporated
CC3135MOD
www.ti.com
MAX UNIT
20
MHz
12
ns
25 ns
25 ns
55%
ns
ns
20 ns
24 ns