spwm_adc_lcd.ucf

VHDL实现 SPWM 通过ADC1407转换实现变频控制和变幅控制； 通过LCD1602实现频率和调制比显示

#PACE: Start of Constraints generated by PACE

#PACE: Start of PACE I/O Pin Assignments
NET "A1_RESULT"  LOC = "D7"  ;
NET "A2_RESULT"  LOC = "C7"  ;
NET "AD_CONV"  LOC = "P11"  ; 
NET "AMP_CS"  LOC = "N7"  ; 
NET "AMP_OUT"  LOC = "E18"  ; 
NET "AMP_SHDN"  LOC = "P7"  ; 
NET "B1_RESULT"  LOC = "F8"  ;
NET "B2_RESULT"  LOC = "E8"  ;
NET "C1_RESULT"  LOC = "E12"  ; 
NET "C2_RESULT"  LOC = "F12"  ; 
NET "CLK"  LOC = "C9"  ; 
NET "DAC_CS"  LOC = "N8"  ; 
NET "data<0>"  LOC = "R15" | IOSTANDARD = LVTTL  | SLEW = SLOW  | DRIVE = 2 ; 
NET "data<1>"  LOC = "R16" | IOSTANDARD = LVTTL  | SLEW = SLOW  | DRIVE = 2 ; 
NET "data<2>"  LOC = "P17" | IOSTANDARD = LVTTL  | SLEW = SLOW  | DRIVE = 2 ; 
NET "data<3>"  LOC = "M15" | IOSTANDARD = LVTTL  | SLEW = SLOW  | DRIVE = 2 ; 
NET "FLASH_CE"  LOC = "D16" | IOSTANDARD = LVTTL  | SLEW = SLOW  | DRIVE = 2 ; 
NET "LCD_EN"  LOC = "M18" | IOSTANDARD = LVTTL  | SLEW = SLOW  | DRIVE = 2 ; 
NET "LCD_RS"  LOC = "L18" | IOSTANDARD = LVTTL  | SLEW = SLOW  | DRIVE = 2 ; 
NET "LCD_RW"  LOC = "L17" | IOSTANDARD = LVTTL  | SLEW = SLOW  | DRIVE = 2 ; 
NET "RESET"  LOC = "N17"  ; 
NET "SPI_MISO"  LOC = "N10"  ; 
NET "SPI_MOSI"  LOC = "T4"  ; 
NET "SPI_SCK"  LOC = "U16"  ; 
NET "SPI_SS_B"  LOC = "U3"  ; 

#PACE: Start of PACE Area Constraints

#PACE: Start of PACE Prohibit Constraints

#PACE: End of Constraints generated by PACE