Texas Instruments SimpleLink CC2620 Technical Reference Manual page 706

Customer Configuration (CCFG)
9.1.1.16 CCFG_TAP_DAP_0 Register (Offset = FE4h) [reset = FFC5C5C5h]
CCFG_TAP_DAP_0 is shown in
Test Access Points Enable 0
31 30 29 28
RESERVED
R/W-FFh
15 14 13 12
PRCM_TAP_ENABLE
R/W-C5h
Bit Field
31-24 RESERVED
23-16 CPU_DAP_ENABLE
15-8 PRCM_TAP_ENABLE
7-0 TEST_TAP_ENABLE
706
Device Configuration
Figure 9-16 and described in
Figure 9-16. CCFG_TAP_DAP_0 Register
27 26 25 24
11 10 9 8
Table 9-17. CCFG_TAP_DAP_0 Register Field Descriptions
Type Reset
R/W FFh
R/W C5h
R/W C5h
R/W C5h
Copyright © 2015, Texas Instruments Incorporated
Table 9-17.
23 22 21 20
CPU_DAP_ENABLE
R/W-C5h
7 6 5 4
TEST_TAP_ENABLE
R/W-C5h
Description
Software must not rely on the value of a reserved. Writing any other
value than the reset value may result in undefined behavior.
Enable CPU DAP.
0xC5: Main CPU DAP access is enabled during power-up/system-
reset by ROM boot FW.
Any other value: Main CPU DAP access will remain disabled out of
power-up/system-reset.
Enable PRCM TAP.
0xC5: PRCM TAP access is enabled during power-up/system-reset
by ROM boot FW if enabled by corresponding configuration value in
FCFG1 defined by TI.
Any other value: PRCM TAP access will remain disabled out of
power-up/system-reset.
Enable Test TAP.
0xC5: TEST TAP access is enabled during power-up/system-reset
by ROM boot FW if enabled by corresponding configuration value in
FCFG1 defined by TI.
Any other value: TEST TAP access will remain disabled out of
power-up/system-reset.
SWCU117C – February 2015 – Revised September 2015
www.ti.com
19 18 17 16
3 2 1 0
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