User Manual

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29
A520M-HDV
A520M-HVS
ATX 12V Power
Connector
(4-pin ATX12V1)
(see p.6 or 7, No. 1)
Please connect an ATX
12V power supply to this
connector.
*e power supply plug
ts into this connector in
only one orientation.
Serial Port Header
(9-pin COM1)
(see p.6 or 7, No. 13)
is COM1 header
supports a serial port
module.
SPI TPM Header
(13-pin SPI_TPM_J1)
(see p.6 or 7, No. 16)
is connector supports SPI
Trusted Platform Module (TPM)
system, which can securely store
keys, digital certicates, pass-
words, and data. A TPM system
also helps enhance network
security, protects digital
identities, and ensures platform
integrity.
CCTS#1
RRTS#1
DDSR#1
DDTR#1
RRXD1
GND
TTXD1
DDCD#1
1
RRI#1
1
SPI_DQ3
+3.3V
SPI_DQ2
SPI_CS0
Dummy
CLK
SPI_MISO
SPI_MOSI
GND
SPI_TPM_CS
#
RST#
RSMRST#
TPM_PIRQ