Gigabyte MS33-AR1 - Page 25

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Hardware Installation
PinNo. Denition
1 Clock
2 Data
3 GND
4 VCC
14) IPMB1 (Intelligent Platform Management Bus) Connector
The Intelligent Platform Management Bus Communications Protocol defines a byte-level transport for
transferringIntelligentPlatformManagementInterfaceSpecication(IPMI)messagesbetweenintelligentI2C
devices.
13) SPI_TPM (Trusted Platform Module Connector)
Trusted Platform Module (TPM) is an international standard for a secure cryptoprocessor, a dedicated
microcontroller designed to secure hardware through integrated cryptographic keys.
Pin No. Denition Pin No. Denition
1 Clock 8 NC
2 P_3V3_AUX 9 NC
3 LPC_RST 10 No Pin
4 NC 11 NC
5 SPI_MISO 12 GND
6 IRQ_SPI 13 SPI_CS_N
7 SPI_MOSI 14 GND
2
1
14
13
4
1