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I need to know how can we be able to communicate 0-10v ADC Digital output signals with Papilio DUO which is only operated on 3.3V, whether we should use voltage divider or Level shifter please suggest the best way
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Hello, I'm using a papilio one 500k and a logic-start mega wing. I'm looking at the generic UCF file: # UCF file for the Papilio One 500K board# Generated by pin_converter, written by Kevin Lindsey# https://github.com/thelonious/papilio_pins/tree/development/pin_converter# Main board wing pin [] to FPGA pin Pxx map# -------C------- -------B------- -------A-------# [GND] [C00] P91 [GND] [B00] P85 P86 [A15]# [2V5] [C01] P92 [2V5] [B01] P83 P84 [A14]# [3V3] [C02] P94 [3V3] [B02] P78 P79 [A13]# [5V0] [C03] P95 [5V0] [B03] P71 P70 [A12]# [C04] P98 [B04] P68 P67 [A11] [5V0]# [C05] P2 [B05] P66 P65 [A10] [3V3]# [C06] P3 [B06] P63 P62 [A09] [2V5]# [C07] P4 [B07] P61 P60 [A08] [GND]# [GND] [C08] P5 [GND] [B08] P58 P57 [A07]# [2V5] [C09] P9 [2V5] [B09] P54 P53 [A06]# [3V3] [C10] P10 [3V3] [B10] P41 P40 [A05]# [5V0] [C11] P11 [5V0] [B11] P36 P35 [A04]# [C12] P12 [B12] P34 P33 [A03] [5V0]# [C13] P15 [B13] P32 P26 [A02] [3V3]# [C14] P16 [B14] P25 P23 [A01] [2V5]# [C15] P17 [B15] P22 P18 [A00] [GND]## Prohibit the automatic placement of pins that are connected to VCC or GND for configuration.CONFIG PROHIBIT=P99;CONFIG PROHIBIT=P43;CONFIG PROHIBIT=P42;CONFIG PROHIBIT=P39;CONFIG PROHIBIT=P49;CONFIG PROHIBIT=P48;CONFIG PROHIBIT=P47;CONFIG PART=XC3S500E-VQ100-4;NET CLK LOC="P89" | IOSTANDARD=LVTTL | PERIOD=31.25ns; # CLKNET RX LOC="P90" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST; # RXNET TX LOC="P88" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST | PULLUP; # TXNET Seg7_AN(3) LOC="P18" | IOSTANDARD=LVTTL; # A0NET Seg7_DP LOC="P23" | IOSTANDARD=LVTTL; # A1NET Seg7_AN(2) LOC="P26" | IOSTANDARD=LVTTL; # A2NET Seg7_E LOC="P33" | IOSTANDARD=LVTTL; # A3NET Seg7_F LOC="P35" | IOSTANDARD=LVTTL; # A4NET Seg7_C LOC="P40" | IOSTANDARD=LVTTL; # A5NET Seg7_D LOC="P53" | IOSTANDARD=LVTTL; # A6NET Seg7_A LOC="P57" | IOSTANDARD=LVTTL; # A7NET Seg7_AN(1) LOC="P60" | IOSTANDARD=LVTTL; # A8NET Seg7_G LOC="P62" | IOSTANDARD=LVTTL; # A9NET Seg7_B LOC="P65" | IOSTANDARD=LVTTL; # A10NET Seg7_AN(0) LOC="P67" | IOSTANDARD=LVTTL; # A11NET SPI_CS LOC="P70" | IOSTANDARD=LVTTL; # A12NET SPI_MISO LOC="P79" | IOSTANDARD=LVTTL; # A13NET SPI_MOSI LOC="P84" | IOSTANDARD=LVTTL; # A14NET SPI_SCLK LOC="P86" | IOSTANDARD=LVTTL; # A15NET VGA_VSYNC LOC="P85" | IOSTANDARD=LVTTL; # B0NET VGA_HSYNC LOC="P83" | IOSTANDARD=LVTTL; # B1NET VGA_BLUE(0) LOC="P78" | IOSTANDARD=LVTTL; # B2NET VGA_BLUE(1) LOC="P71" | IOSTANDARD=LVTTL; # B3NET VGA_GREEN(0) LOC="P68" | IOSTANDARD=LVTTL; # B4NET VGA_GREEN(1) LOC="P66" | IOSTANDARD=LVTTL; # B5NET VGA_GREEN(2) LOC="P63" | IOSTANDARD=LVTTL; # B6NET VGA_RED(0) LOC="P61" | IOSTANDARD=LVTTL; # B7NET VGA_RED(1) LOC="P58" | IOSTANDARD=LVTTL; # B8NET VGA_RED(2) LOC="P54" | IOSTANDARD=LVTTL; # B9NET AUDIO LOC="P41" | IOSTANDARD=LVTTL; # B10NET JOY_RIGHT LOC="P36" | IOSTANDARD=LVTTL; # B11NET JOY_LEFT LOC="P34" | IOSTANDARD=LVTTL; # B12NET JOY_DOWN LOC="P32" | IOSTANDARD=LVTTL; # B13NET JOY_UP LOC="P25" | IOSTANDARD=LVTTL; # B14NET JOY_SELECT LOC="P22" | IOSTANDARD=LVTTL; # B15NET SWITCH(0) LOC="P91" | IOSTANDARD=LVTTL; # C0NET SWITCH(1) LOC="P92" | IOSTANDARD=LVTTL; # C1NET SWITCH(2) LOC="P94" | IOSTANDARD=LVTTL; # C2NET SWITCH(3) LOC="P95" | IOSTANDARD=LVTTL; # C3NET SWITCH(4) LOC="P98" | IOSTANDARD=LVTTL; # C4NET SWITCH(5) LOC="P2" | IOSTANDARD=LVTTL; # C5NET SWITCH(6) LOC="P3" | IOSTANDARD=LVTTL; # C6NET SWITCH(7) LOC="P4" | IOSTANDARD=LVTTL; # C7NET LED(0) LOC="P5" | IOSTANDARD=LVTTL; # C8NET LED(1) LOC="P9" | IOSTANDARD=LVTTL; # C9NET LED(2) LOC="P10" | IOSTANDARD=LVTTL; # C10NET LED(3) LOC="P11" | IOSTANDARD=LVTTL; # C11NET LED(4) LOC="P12" | IOSTANDARD=LVTTL; # C12NET LED(5) LOC="P15" | IOSTANDARD=LVTTL; # C13NET LED(6) LOC="P16" | IOSTANDARD=LVTTL; # C14NET LED(7) LOC="P17" | IOSTANDARD=LVTTL; # C15NET JTAG_TMS LOC="P75" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST; # JTAG_TMSNET JTAG_TCK LOC="P77" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST; # JTAG_TCKNET JTAG_TDI LOC="P100" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST; # JTAG_TDINET JTAG_TDO LOC="P76" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST; # JTAG_TDONET FLASH_CS LOC="P24" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST; # FLASH_CSNET FLASH_CK LOC="P50" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST; # FLASH_CKNET FLASH_SI LOC="P27" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST; # FLASH_SINET FLASH_SO LOC="P44" | IOSTANDARD=LVTTL | DRIVE=8 | SLEW=FAST | PULLUP; # FLASH_SOWhich one of these nets is the MISO, MOSI, CS, and CLK for the ADC?