Texas Instruments SimpleLink CC2620 Technical Reference Manual page 1306

AUX – Sensor Controller Registers
17.7.7.11 REFCLKCTL Register (Offset = 38h) [reset = 0h]
REFCLKCTL is shown in
Reference Clock Control
Controls the TDC reference clock source, which is to be compared against the TDC counter clock.
The source of this clock is controlled by OSC_DIG:CTL0.ACLK_REF_SRC_SEL.
31 30 29 28
15 14 13 12
Bit Field
31-2 RESERVED
1 ACK
0 REQ
1306
AUX – Sensor Controller with Digital and Analog Peripherals
Figure 17-72 and described in
Figure 17-72. REFCLKCTL Register
27 26 25 24
RESERVED
R-0h
11 10 9 8
RESERVED
R-0h
Table 17-97. REFCLKCTL Register Field Descriptions
Type Reset
R 0h
R 0h
R/W 0h
Copyright © 2015, Texas Instruments Incorporated
Table 17-97.
23 22 21 20
7 6 5 4
Description
Software must not rely on the value of a reserved. Writing any other
value than the reset value may result in undefined behavior.
Acknowledges the last value written to REQ.
Enables (1) or disables (0) the TDC reference clock source.
This bit must not be modified unless ACK matches the current value.
SWCU117C – February 2015 – Revised September 2015
www.ti.com
19 18 17 16
3 2 1 0
ACK REQ
R-0h R/W-
0h
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