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UNO-3074 User Manual viii
2.6.1 Pin Assignments .......................................................... 21
Figure 2.6:Digital Output Connector Pin Assignments 21
Table 2.9:Digital Output Connector Signals ................ 21
2.6.2 Power On Configuration .............................................. 22
Table 2.10:Digital Output Power On Configuration ... 22
2.6.3 Isolated Outputs ........................................................... 22
Figure 2.7:Isolated Digital Output Connection ............ 23
2.7 Onboard Isolated Counter/Timer .................................... 24
2.7.1 Counter/Timer Control Register .................................. 24
Table 2.11:Counter/Timer Control Register Bit Map .. 24
2.7.2 Counter 0 Function Block ............................................ 25
Figure 2.8:Counter 0 Function Block .......................... 25
2.7.3 Counter 1 Function Block ............................................ 25
Figure 2.9:Counter 1 Function Block .......................... 25
2.7.4 32-bit Counter Function Block (CTR32Set=1) .......... 26
Figure 2.10:32-bit Counter Function Block ................. 26
2.7.5 Counter Clock Source .................................................. 26
Table 2.12:Counter Clock Source Control Bit ............. 26
2.7.6 Counter Internal Clock ................................................. 26
Table 2.13:Counter Internal Clock Control Bit ........... 26
2.7.7 Counter Gate Source .................................................... 26
Table 2.14:Counter Gate Source Control Bit ............... 27
2.7.8 Counter Output Destination ......................................... 27
Table 2.15:Counter Output Destination Control Bit .... 27
2.7.9 Counter Interrupt Flag ................................................. 27
Table 2.16:Counter Interrupt Flag Control Bit ............ 27
2.7.10 Cascaded 32-bit Counter .............................................. 28
Table 2.17:32-bit Counter Control Bit ......................... 28
2.8 Power Input ..................................................................... 28
Figure 2.11:Location of Power P1 and P2 ................... 28
Figure 2.12:LED Locations to Monitor Power Input .. 29
Table 2.18:Power Register Bit Map ............................ 30
2.9 LED and Buzzer for System Diagnosis........................... 30
Figure 2.13:LED Location for System Diagnosis ....... 30
Table 2.19:LED & Buzzer Control Register ............... 31
Table 2.20:Programmable LED Control Bit ................ 31
Table 2.21:Programmable Buzzer Control Bit ............ 32
2.10 USB Connector .............................................................. 32
2.11 PCMCIA: PC Card Slot .................................................. 32
2.12 VGA Display Connector ................................................. 35
2.13 Battery Backup SRAM ................................................... 37
Figure 2.14:LED Location for Battery Backup ........... 37
2.13.1 Lithium Battery Specification ...................................... 38
Figure 2.15:Lithium Battery for SRAM ...................... 38
2.14 Reset Button .................................................................... 38
Chapter 3 Initial Setup.................................................... 40
3.1 Inserting a CompactFlash Card ....................................... 40
3.2 Connecting Power ........................................................... 40