Parts List/Tune Up Info

0
SSIClk
SSIFss
SSITx
SSIRx
MSB LSB
MSB LSB
S2
S3
S1
8-bit control
4 to 16 bits output data
SSIClk
SSIFss
SSITx
SSIRx
MSB LSB
S2
S3
S1
4 to 16 bits
20
CC2642R
SWRS194G –JANUARY 2018 – REVISED APRIL 2020 www.ti.com
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Specifications
Copyright © 2018–2020, Texas Instruments Incorporated
5.12.2 Synchronous Serial Interface (SSI) Characteristics
(1) When using the TI-provided Power driver, the SSI system clock is always 48 MHz.
(2) Refer to SSI timing diagrams Figure 5-1, Figure 5-2, and Figure 5-3.
Table 5-8. Synchronous Serial Interface (SSI) Characteristics
over operating free-air temperature range (unless otherwise noted)
PARAMETER
NO.
PARAMETER MIN TYP MAX UNIT
S1 t
clk_per
SSIClk cycle time 12 65024 System Clocks
(1)
S2
(2)
t
clk_high
SSIClk high time 0.5 t
clk_per
S3
(2)
t
clk_low
SSIClk low time 0.5 t
clk_per
Figure 5-1. SSI Timing for TI Frame Format (FRF = 01), Single Transfer Timing Measurement
Figure 5-2. SSI Timing for MICROWIRE Frame Format (FRF = 10), Single Transfer