User`s manual

SBC86831 Series All-In-One Mini ITX Board User’s Manual
Jumpers and Connectors
35
2.4.21 SMBUS Connector: JP13
Connector JP13 is for SMBUS interface support.
Pin Signal
1 CLOCK
2 DATA
3 GND
JP13
2.4.22 Slim PCI Slot: PCI1
Pin Signal Pin Signal Pin Signal Pin Signal
A1 TRST- A2 +12V B1 -12V B2 TCK
A3 TMS A4 TDI B3 GND B4 TDO
A5 +5V A6 INTA- B5 +5V B6 +5V
A7 INTC- A8 +5V B7 INTB- B8 INTD-
A9 N.C A10 +5V B9 N.C B10 REQ1-
A11 N.C A12 GND B11 N.C B12 GND
A13 GND A14 GNT1- B13 GND B14 CLK_33M
A15 RESET- A16 +5V B15 GND B16 CLK_33M
A17 GNT0- A18 GND B17 GND B18 REQ0-
A19 PME- A20 AD[30] B19 +5V B20 AD[31]
A21 +3.3V A22 AD[28] B21 AD[29] B22 GND
A23 AD[26] A24 GND B23 AD[27] B24 AD[25]
A25 AD[24] A26 IDSEL B25 +3.3V B26 C/BE3-
A27 +3.3V A28 AD[22] B27 AD[23] B28 GND
A29 AD[20] A30 GND B29 AD[21] B30 AD[19]
A31 AD[18] A32 AD[16] B31 +3.3V B32 AD[17]
A33 +3.3V A34 FRAME- B33 C/BE2- B34 GND
A35 GND A36 TRDY- B35 IRDY- B36 +3.3V
A37 GND A38 STOP- B37 DEVSEL- B38 GND
A39 +3.3V A40 SMB_CLK B39 LOCK- B40 PERR-
A41 SMD_DATA A42 GND B41 +3.3V B42 SERR-
A43 PAR A44 AD[15] B43 +3.3V B44 C/BE1-