ASROCK A520M-HDVP 2.0 User Manual page 43

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Serial Port Header
(9-pin COM1) (see p.6, No. 16)
This COM1 header supports a serial port module.
SPI TPM Header
(13-pin SPI_TPM_J1) (see p.6, No. 6)
This connector supports SPI Trusted Platform Module (TPM) system, which can
securely store keys, digital certificates, passwords, and data. A TPM system also
helps enhance network security, protects digital identities, and ensures platform
integrity.
40
COM1
RRXD1
DDTR#1
DDSR#1
CCTS#1
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
SPI_TPM_J1
SPI_DQ3
SPI_PWR
Dummy
CLK
SPI_MOSI
RST#
TPM_PIRQ
1
SPI_TPM_CS#
GND
RSMRST#
SPI_MISO
SPI_CS0
SPI_DQ2

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