Advantech UNO-3074 Manuel d'utilisateur télécharger pdf (Page 7)

vii Table of Contents

Contents

Chapter 1 Overview .......................................................... 2

1.1 Introduction ....................................................................... 2

1.2 Hardware Specifications ................................................... 5

1.3 Safety Precautions ............................................................. 7

1.4 Chassis Dimensions........................................................... 8

Figure 1.1:Chassis Dimensions for CeleronM 1GHz .... 8

Figure 1.2:Chassis for Pentium 1.8GHz or Faster CPU 9

1.5 Packing List..................................................................... 10

Figure 1.3: Accessories ................................................ 10

Chapter 2 Hardware Functionality ............................... 12

2.1 Introduction ..................................................................... 12

Figure 2.1:Front Panel of UNO-3074 .......................... 12

2.2 RS-232 Interface (COM1~COM2) ................................. 13

2.3 RS-232/422/485 Interface (COM3~COM4) .................. 13

2.3.1 16C550 UARTs with 16-byte FIFO Standard ............. 13

2.3.2 RS-422/485 Detection .................................................. 13

2.3.3 Automatic Data Flow Control Function for RS-485 ... 13

2.3.4 RS-232/422/485 Selection ........................................... 14

Figure 2.2:RS-422/485 Jumper Setting ....................... 14

Figure 2.3:RS-232 Jumper Setting ............................... 14

2.3.5 RS-485 Auto Flow/RS-422 Master/Slave Selection .... 14

Table 2.1:Auto Flow & RS-422 Slave/Masters ........... 15

2.3.6 IRQ, I/O Address and Transmission Rate Setting ....... 15

Table 2.2:IRQ Setting via Switch 1 at SW3 ................ 16

Table 2.3:Transmission Rate (Switch 2 at SW3) ......... 16

2.3.7 Termination Resistor (JP6) .......................................... 17

2.4 LAN: Ethernet Connector ............................................... 17

2.5 Onboard Isolated Digital Input........................................ 17

2.5.1 Pin Assignments .......................................................... 17

Figure 2.4:Digital Input Connector Pin Assignments .. 17

Table 2.4:Digital Input Connector Signal Description 18

2.5.2 Isolated Inputs .............................................................. 18

Figure 2.5:Isolated Digital Input Connection .............. 18

2.5.3 Interrupt Function of the DI Signals ............................ 19

2.5.4 IRQ Level .................................................................... 19

2.5.5 Interrupt Control Register ............................................ 19

Table 2.5:Interrupt Control Register Bit Map ............. 19

2.5.6 Interrupt Enable Control Function ............................... 20

Table 2.6:Interrupt Disable/Enable Control ................. 20

2.5.7 Interrupt Triggering Edge Control ............................... 20

Table 2.7:Interrupt Triggering Edge Control ............... 20

2.5.8 Interrupt Flag Bit ......................................................... 20

Table 2.8:Interrupt Flag Bit Values ............................. 20

2.6 Onboard Isolated Digital Output..................................... 21

1 2 3 4 5 6 7 8 9 10 11 12 ... 79 80

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Advantech UNO-3074 Manuel d'utilisateur Page 7

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