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MEC1322 Datasheet(PDF) 380 Page - Microchip Technology

Part # MEC1322
Description  Keyboard and Embedded Controller for Notebook PC
PDF  456 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MEC1322 Datasheet(HTML) 380 Page - Microchip Technology

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MEC1322
DS00001719D-page 380
 2014 - 2015 Microchip Technology Inc.
35.8.3
ETM TRACE ENABLE
35.8.4
JTAG ENABLE
35.8.5
WDT EVENT COUNT
Offset
1Ch
Bits
Description
Type
Default
Reset
Event
31:1 Reserved
R
-
-
0 TRACE_EN
This bit enables the ARM TRACE debug port (ETM/ITM). The Trace
Debug Interface pins are forced to the TRACE functions.
0 = ARM TRACE port disabled
1= ARM TRACE port enabled
R/W
0b
VCC1_R
ESET
Offset
20h
Bits
Description
Type
Default
Reset
Event
31:1 Reserved
R
-
-
0JTAG_EN
This bit enables the JTAG debug port.
0 = JTAG port disabled. JTAG cannot be enabled (i.e., the TRST#
pin is ignored and the JTAG signals remain in their non-JTAG
state).
1= JTAG port enabled. A high on TRST# enables JTAG
R/W
0b
VCC1_R
ESET
Offset
28h
Bits
Description
Type
Default
Reset
Event
31:4 Reserved
R
-
-
3:0 WDT_COUNT
These EC R/W bits are cleared to 0 on VCC1 POR, but not on a
WDT.
Note:
This field is written by Boot ROM firmware to indicate the
number of times a WDT fired before loading a good EC
code image.
R/W
0b
VCC1_R
ESET



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