。
附表1：
6U CPCI主板 J1～J5 I/O定义
1、 PCI总线接口(J1) NO. J1-1 J1-2 J1-3 J1-4 J1-5 J1-6 J1-7 J1-8 J1-9 A +5V JTAG_TCK INTA# NC NC REQ0# AD30 AD26 C/BE3# B -12V +5V INTB# GND NC GND AD29 GND IDSEL GND AD17 C JTAG_RST# JTAG_TMS INTC# +5V PCIRST# +3V AD28 +5V AD23 +3V AD16 KEY AREA FRAME# GND SDONE GND AD15 GND AD9 GND AD4 +5V REQ64# IRDY# +5V SBO# +3V AD14 +5V AD8 +3V AD3 +5V ENUM# GND STOP# GND PAR GND AD11 GND(M66EN) AD6 +5V AD0 +3V TRDY# LOCK# PERR# C/BE1# AD13 AD10 C/BE0# AD5 AD2 ACK64# +5V D +12V JTAG_TDO +5V INTP GND PCICLK0 GND AD25 GND AD20 GND E +5V JTAG_TDI INTD# INTS GNT0# AD31 AD27 AD24 AD22 AD19 C/BE2# F GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND J1-10 AD21 J1-11 AD18 J1-12 J1-13 J1-14 J1-15 +3V J1-16 DEVSEL# J1-17 +3V J1-18 SERR# J1-19 +3V J1-20 AD12 J1-21 +3V J1-22 AD7 J1-23 +3V J1-24 AD1 J1-25 +5V
。
1
。
2、 PCI总线接口(J2)
NO. J2-1 J2-2 J2-3 J2-4 J2-5 J2-6 J2-7 J2-8 J2-9 J2-10 J2-11 J2-12 J2-13 J2-14 J2-15 J2-16 J2-17 J2-18 J2-19 J2-20 J2-21 J2-22 A PCICLK1 PCICLK2 PCICLK4 VCC C/BE5# AD63 AD59 AD56 AD52 AD49 AD45 AD42 AD38 AD35 PCIRSV PCIRSV PCIRSV PCIRSV GND PCICLK5 PCICLK6 GA4 B GND PCICLK3 GND PCIRSV GND AD62 GND AD55 GND AD48 GND AD41 GND AD34 GND PCIRSV GND PCIRSV GND GND GND GA3 C REQ1# SYSEN# GNT3# C/BE7# VCC AD61 VCC AD54 VCC AD47 VCC AD40 VCC AD33 FAL# DEG# PRST# PCIRSV NC PCICLK7 PCICLK8 GA2 D GNT1# GNT2# REQ4# GND C/BE4# GND AD58 GND AD51 GND AD44 GND AD37 GND REQ5# GND REQ6# GND REQ7# GND REQ8# GA1 E REQ2# REQ3# GNT4# C/BE6# PAR64 AD60 AD57 AD53 AD50 AD46 AD43 AD39 AD36 AD32 GNT5# PCIRSV GNT6# PCIRSV BATT GNT7# GNT8# GA0 F GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND
说明：
PCICLK7、PCICLK8、REQ7#、REQ8#、GNT7#、GNT8# 信号参照706 BATT 信号参照706 理解为CMOS电池引脚
。
2
。
3、 J3(保留) 脚号 J3-1 J3-2 J3-3 J3-4 J3-5 J3-6 J3-7 J3-8 J3-9 A GND GND +12V +12V GND B GND GND +12V +12V GND C GND GND +12V +12V GND D GND GND +12V +12V GND E GND GND +12V +12V GND WAKE0J RST_PCIE GND +28V_FAN +28V_FAN +28V_FAN_GND +28V_FAN_GND FAN_PWM RJ3_B5 RJ3_B8 F GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND PCIE0_TXP PCIE0_RXP PCIE0_TXN GND SATA0_RXP PCIE0_RXN GND SATA0_RXN SATA0_TXN USB8+ USB8- SATA1_RXN SATA1_TXN RJ3_B2 RJ3_B6 PCIE_CLK1P SMB_CLK PCIE_CLK1N GND GND GND GND GND GND GND SMB_DAT GND +28V +28V +28V_GND +28V_GND RJ3_B4 RJ3_B7 J3-10 SATA0_TXP J3-11 J3-12 USB7+ J3-13 USB7- J3-14 SATA1_RXP J3-15 SATA1_TXP J3-16 J3-17 RJ3_B1 J3-18 RJ3_B3 J3-19 说明：
电子硬盘自毁功能说明：
主板应提供电子硬盘硬件自毁功能 主板IO预留自毁信号接口：
DESTROY—自毁信号触发端、GND、DESTROY-Sta－自毁状态指示
LCD背光调节功能说明：
具有液晶屏（PWM）背光调节功能：250KHz，3.3V电平，0-100%（64阶）脉宽可调，上电应用软件配置。
主板IO预留LCD背光调节信号接口：
LIGHT－ LCD背光调节信号
。
3