Gigabyte H470 AORUS PRO AX User Manual - Page 21

COM Serial Port Header, SPI_TPM Trusted Platform Module Header, QFLASH_PLUS Q-Flash Plus Button

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_ B S_ B B S B_ 1B5) COM (Serial Port Header) The COM COM port header can provide one serial port via cable, please contact the local dealer. an optional COM port cable. For purchasinSSg the optional 9 1 _S S_ _ B 10 2 _U _ B Pin No. 1 2 3 4 5 Definition NDCDNSIN NSOUT NDTRGND Pin No. 6 7 8 9 10 Definition NDSRNRTSNCTSNRINo Pin F F_USB3 F 16) SPI_TPM (Trusted Platform Module Header) _ 0 You may connect an SPI TPM (Trusted Platform Module) to this header. Pin No. Definition Pin No. Definition _ S_ 11 1 1 Data Output 7 Chip Select 2 Power (3.3V) 3 No Pin 8 GND _9F IRQ 12 2 4 NC 10 NC 5 Data Input 11 NC 6 CLK 12 RST _0 F S F_ B_ 17) QFLASH_PLUS (Q-Flash Plus Button) Q-Flash Plus allows you to update the BIOS when your system is off (S5 shutdown state). Save the latest BIOS on a USB thumb drive and plug it into the dedicated port, and then you can now flash the BIOS automatically by simply pressing the Q-Flash Plus button. The QFLED will flash when the BIOS matching and flashing activities start and will stop flashing when the main BIOS flashing is complete. QFLED QFLASH_PLUS _3 U For how to use Q-Flash Plus please visit the "Unique Features" webpage of GIGABYTE's website. F_USB30 3 - 21 -

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10
9
2
1
15) COM (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the optional
COM port cable, please contact the local dealer.
Pin No.
Definition
Pin No.
Definition
1
NDCD-
6
NDSR-
2
NSIN
7
NRTS-
3
NSOUT
8
NCTS-
4
NDTR-
9
NRI-
5
GND
10
No Pin
12
11
2
1
16) SPI_TPM (Trusted Platform Module Header)
You may connect an SPI TPM (Trusted Platform Module) to this header.
Pin No.
Definition
Pin No.
Definition
1
Data Output
7
Chip Select
2
Power (3.3V)
8
GND
3
No Pin
9
IRQ
4
NC
10
NC
5
Data Input
11
NC
6
CLK
12
RST
17) QFLASH_PLUS (Q-Flash Plus Button)
Q-Flash Plus allows you to update the BIOS when your system is off (S5 shutdown state). Save the latest
BIOS on a USB thumb drive and plug it into the dedicated port, and then you can now flash the BIOS
automatically by simply pressing the Q-Flash Plus button. The QFLED will flash when the BIOS matching
and flashing activities start and will stop flashing when the main BIOS flashing is complete.
For how to use Q-Flash Plus please visit the "Unique Features" webpage of GIGABYTE's website.
QFLASH_PLUS
QFLED
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