pass3.dat

来自「FPGA 基于PICOBLAZE内核的LCD显示程序,完整,XILINX」· DAT 代码 · 共 3,451 行 · 第 1/5 页

    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; KCPSM3 Program - Control and calculation for Frequency Generator design using the
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;                 Spartan-3E Starter Kit.
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; Interfaces with the rotary encoder and LCD display to enable a frequency to be set.
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; Converts the BCD frequency value into a binary integer and then performs the high
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; precision calculation necessary to derive the control numbers required by the high
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; performance Direct Digital Synthesis (DDS) circuit implemented in hardware.
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; LEDs are connected and used as edit mode indicators.
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; Substantial comments are included in line with the code below and should be used
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; in conjunction with the documentation provided with the complete reference design.
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; Ken Chapman - Xilinx Ltd
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; Version v1.00 - 13th July 2006
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;**************************************************************************************
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;Port definitions
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;**************************************************************************************
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;LCD interface ports
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;The master enable signal is not used by the LCD display itself
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;but may be required to confirm that LCD communication is active.
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;This is required on the Spartan-3E Starter Kit if the StrataFLASH
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;is used because it shares the same data pins and conflicts must be avoided.
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_output_port
   OPERAND2-40
    COMMENT-;   LCD character module output data and control
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_E
   OPERAND2-01
    COMMENT-;   active High Enable        E - bit0
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_RW
   OPERAND2-02
    COMMENT-;   Read=1 Write=0           RW - bit1
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_RS
   OPERAND2-04
    COMMENT-;   Instruction=0 Data=1     RS - bit2
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;CONSTANT LCD_drive, 08              ;   Master enable (active High) - bit3
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_DB4
   OPERAND2-10
    COMMENT-;   4-bit              Data DB4 - bit4
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_DB5
   OPERAND2-20
    COMMENT-;   interface          Data DB5 - bit5
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_DB6
   OPERAND2-40
    COMMENT-;                      Data DB6 - bit6
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_DB7
   OPERAND2-80
    COMMENT-;                      Data DB7 - bit7
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_input_port
   OPERAND2-01
    COMMENT-;    LCD character module input data
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_read_DB4
   OPERAND2-10
    COMMENT-;    4-bit           Data DB4 - bit4
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_read_DB5
   OPERAND2-20
    COMMENT-;    interface       Data DB5 - bit5
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_read_DB6
   OPERAND2-40
    COMMENT-;                    Data DB6 - bit6
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-LCD_read_DB7
   OPERAND2-80
    COMMENT-;                    Data DB7 - bit7
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;Control of frequency selection values
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-cursor_position
   OPERAND2-10
    COMMENT-; Pointer to edit position on LCD
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; ************************
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;Constant to define a software delay of 1us. This must be adjusted to reflect the
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;clock applied to KCPSM3. Every instruction executes in 2 clock cycles making the
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;calculation highly predictable. The '6' in the following equation even allows for
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;'CALL delay_1us' instruction in the initiating code.
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-; delay_1us_constant =  (clock_rate - 6)/4       Where 'clock_rate' is in MHz
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;Example: For a 50MHz clock the constant value is (50-6)/4 = 11  (0B Hex).
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;For clock rates below 10MHz the value of 1 must be used and the operation will
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;become lower than intended.
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-delay_1us_constant
   OPERAND2-0B
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;ASCII table
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      LABEL-
INSTRUCTION-
   OPERAND1-
   OPERAND2-
    COMMENT-;
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_a
   OPERAND2-61
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_b
   OPERAND2-62
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_c
   OPERAND2-63
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_d
   OPERAND2-64
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_e
   OPERAND2-65
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_f
   OPERAND2-66
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_g
   OPERAND2-67
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_h
   OPERAND2-68
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_i
   OPERAND2-69
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_j
   OPERAND2-6A
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_k
   OPERAND2-6B
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_l
   OPERAND2-6C
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_m
   OPERAND2-6D
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_n
   OPERAND2-6E
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_o
   OPERAND2-6F
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_p
   OPERAND2-70
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_q
   OPERAND2-71
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_r
   OPERAND2-72
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_s
   OPERAND2-73
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_t
   OPERAND2-74
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_u
   OPERAND2-75
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_v
   OPERAND2-76
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_w
   OPERAND2-77
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_x
   OPERAND2-78
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_y
   OPERAND2-79
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_z
   OPERAND2-7A
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_A
   OPERAND2-41
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_B
   OPERAND2-42
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_C
   OPERAND2-43
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_D
   OPERAND2-44
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_E
   OPERAND2-45
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_F
   OPERAND2-46
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_G
   OPERAND2-47
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_H
   OPERAND2-48
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_I
   OPERAND2-49
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_J
   OPERAND2-4A
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_K
   OPERAND2-4B
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_L
   OPERAND2-4C
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_M
   OPERAND2-4D
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_N
   OPERAND2-4E
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_O
   OPERAND2-4F
    COMMENT-
    ADDRESS-000
      LABEL-
INSTRUCTION-CONSTANT
   OPERAND1-character_P
   OPERAND2-50
    COMMENT-
    ADDRESS-000