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R-CAR V3M Starter Kit
R12UT0003ED0230 Rev 2.30
Page 39 of 54
January 24, 2019
Under development
Preliminary document
Specifications in this document are tentative and subject to change.
12. Reset
12.1
Drawing of configuration
Figure 33. Reset drawing of configuration.
The system reset is controlled by the CPLD.
The CPLD receives different reset sources and generates a controlled reset output which is applied to the SoC. Note that
the reset coming from SW3, PC and CoM-Express connector is debounced. The mode pins are latched during reset. The
CPLD drive the mode pins during this state. Refer to chapter 2 for further details.
The different reset sources are shown in Figure 33.
•
PMIC
•
JTAG
•
TRACE
•
SW3
•
PC
•
CoM-Express Connector
1.8V
PMIC
&
0
1
0
&
0
2
1
0
Debounce
SW3
TRACE
JTAG
R-CAR
V3M
CoM Express
PC
REGISTER
PRESETOUT#
3.3V
RESET_FROM_PMIC#
RESET_FROM_COMEXPRESS#
PRESET#
RESET_LED#
3.3V
RESETZ_BUTTON#
PRESET#
CPLD
PRESET#
Содержание R-Car V3M
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