MSI 790FX GD70 User Guide - Page 28
TPM Module Connector: JTPM1, Serial Port Connector: JCOM1
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Page 28 highlights
MS-7577 Mainboard TPM Module Connector: JTPM1 This connector connects to a TPM (Trusted Platform Module) module (optional). Please refer to the TPM security platform manual for more details and usages. 13 1 14 2 Pin Signal Description 1 LCLK LPC clock 3 LRST# LPC reset 5 LAD0 LPC address & data pin0 7 LAD1 LPC address & data pin1 9 LAD2 LPC address & data pin2 11 LAD3 LPC address & data pin3 13 LFRAME# LPCFrame Pin Signal 2 3V_STB 4 VCC3 6 SIRQ 8 VCC5 10 KEY 12 GND 14 GND Description 3V standby power 3.3V power Serial IRQ 5V power No pin Ground Ground Serial Port Connector: JCOM1 This connector is a 16550A high speed communication port that sends/receives 16 bytes FIFOs. You can attach a serial device. 9 1 2 2-14 Pin Definition PIN SIGNAL 1 DCD 2 SIN 3 SOUT 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 RI DESCRIPTION Data Carry Detect Serial In or Receive Data Serial Out or Transmit Data Data Terminal Ready Ground Data Set Ready Request To Send Clear To Send Ring Indicate
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