LCD Menu Sample 2
Aus ProjectWiki
This sample shows all functions of the menu. It also uses the software timer library, but that's not necessary for the menu.
Menu structure
Main file
$regfile = "m32def.dat"
$crystal = 16000000
$baud = 57600
$hwstack = 64
$swstack = 48
$framesize = 64
'###############################################################################
'## R O T A R Y E N C O D E R ##
'###############################################################################
Encoder_a Alias Pinb.1
Encoder_switch Alias Pind.6
Portb.1 = True ' pullup encoder a,
Portb.2 = True ' encoder b,
Portd.6 = True ' and encoder switch
Config Int2 = Falling ' encoder b is the interrupt source
On Int2 Encoder_isr
Enable Int2
Dim Encoder_switch_old As Bit
Dim Encoder_turn_left As Byte , Encoder_turn_right As Byte
'###############################################################################
'## T I M E R ##
'###############################################################################
Const Ticker_hwtimer = 0 ' Choose which hardware timer to use
Const Ticker_frequency = 1000 ' set the timer resolution
Const Tickers = 2 ' # of software timers to use
$include "tickers.inc"
Const Timer_readswitches = 1
Const Timer_valueupdate = 2
'###############################################################################
'## L C D ##
'###############################################################################
Config Lcd = 16 * 2
Config Lcdpin = Pin , Db4 = Portc.4 , Db5 = Portc.5 , Db6 = Portc.6 , Db7 = Portc.7 , E = Portc.2 , Rs = Portc.3
Initlcd
'###############################################################################
'## L C D M E N U ##
'###############################################################################
Macro Menu_include_data
' include the data file created with the menu designer
$include "menu_data_all.inc"
End Macro
$include "menu.inc"
'###############################################################################
'## V A R I A B L E S ##
'###############################################################################
' Declare the variables associated with the menu values
Dim Test_bit As Byte ' bit values have to be declared as byte
Dim Test_byte As Byte
Dim Test_byte_counting As Byte
Dim Test_word As Word
Dim Test_integer As Integer
Dim Test_dword As Dword
Dim Test_long As Long
Dim Test_single As Single
Dim Test_double As Double
Dim Test_string As String * Menu_value_string_width ' max string length is stored in a constant
Dim Tempbyte As Byte
'###############################################################################
'## I N I T ##
'###############################################################################
Encoder_switch_old = Encoder_switch
Ticker_time(timer_readswitches) = 20 ' 20 ms debounce
Ticker_enabled(timer_readswitches) = True
Ticker_time(timer_valueupdate) = 500 ' 500 ms read-only value update
Ticker_enabled(timer_valueupdate) = True
Menu_init
Enable Interrupts
Gosub Draw_homescreen
'###############################################################################
'## M A I N L O O P ##
'###############################################################################
Do
' one function to rule them all
Menu
Select Case Ticker_get_interrupt()
Case Timer_readswitches:
' encoder switch pressed?
If Encoder_switch = True And Encoder_switch_old = False Then
Tempbyte = Menu_enter()
Select Case Tempbyte
Case Menu_exit: ' menu closed
Gosub Draw_homescreen
Case 2:
' function 2 execute
Cls ' show something on the LCD
Locate 1 , 2
Lcd "Function call"
Locate 2 , 2
Lcd "demonstration"
Wait 2
Test_string = "Executed" ' assign the byte variable with a value
Menu_show 24 ' and display it throuth the read-only byte menu entry
End Select
End If
Encoder_switch_old = Encoder_switch
' encoder turns left
If 0 < Encoder_turn_left Then
Decr Encoder_turn_left
Menu_backward
End If
' encoder turns right
If 0 < Encoder_turn_right Then
Decr Encoder_turn_right
Menu_forward
End If
Case Timer_valueupdate
' force the read-only value currently displayed to update
Menu_check_update
Incr Test_byte_counting ' changing value to demonstrate read-only values
If Test_byte_counting = 101 Then Test_byte_counting = 0
End Select
Loop
'###############################################################################
'## S U B R O U T I N E S ##
'###############################################################################
Draw_homescreen:
Cls
Cursor Off
Locate 1 , 1
Lcd " LCD MENU 1.5"
Locate 2 , 1
Lcd " Sample 2"
Return
Encoder_isr:
' to use with a rotary encoder
If Encoder_a = False Then
Incr Encoder_turn_right
Else
Incr Encoder_turn_left
End If
Return
Menu data include file
$nocompile
Const Lcd_width = 16
Const Lcd_bar_style = 1
Const Lcd_bit_display_off = "Off"
Const Lcd_bit_display_on = "On"
Const Menu_entries_count = 25
Const Menu_default_entry = 1
Const Menu_values_use = True
Const Menu_values_edit_use = True
Const Menu_eeprom_preserve_use = True
Const Menu_values_count = 18
Const Menu_value_bit_count = 2
Const Menu_value_byte_count = 2
Const Menu_value_word_count = 2
Const Menu_value_integer_count = 2
Const Menu_value_dword_count = 2
Const Menu_value_long_count = 2
Const Menu_value_single_count = 2
Const Menu_value_double_count = 2
Const Menu_value_string_count = 2
Const Menu_eeprom_checksum = 134
Const Menu_eeprom_size = 17
Goto Menu_data_jumpover
Menu_entries:
' Type, Text ID, Before, Next, Child
Data Menu_link , 0 , 5 , 2 , 24 ' 1, Link
Data Menu_link , 1 , 1 , 3 , 6 ' 2, Editable
Data Menu_link , 2 , 2 , 4 , 16 ' 3, Read Only
Data Menu_function , 3 , 3 , 5 , 2 ' 4, Function
Data Menu_exit , 4 , 4 , 1 , 0 ' 5, {127} Exit
Data Menu_value , 5 , 15 , 7 , 1 ' 6, Bit
Data Menu_value , 6 , 6 , 8 , 2 ' 7, Byte
Data Menu_value , 7 , 7 , 9 , 3 ' 8, Word
Data Menu_value , 8 , 8 , 10 , 4 ' 9, Integer
Data Menu_value , 9 , 9 , 11 , 5 ' 10, DWord
Data Menu_value , 10 , 10 , 12 , 6 ' 11, Long
Data Menu_value , 11 , 11 , 13 , 7 ' 12, Single
Data Menu_value , 12 , 12 , 14 , 8 ' 13, Double
Data Menu_value , 13 , 13 , 15 , 9 ' 14, String
Data Menu_link , 14 , 14 , 6 , 2 ' 15, {127} Back
Data Menu_value , 5 , 25 , 17 , 10 ' 16, Bit, read only
Data Menu_value , 6 , 16 , 18 , 11 ' 17, Byte, read only
Data Menu_value , 7 , 17 , 19 , 12 ' 18, Word, read only
Data Menu_value , 8 , 18 , 20 , 13 ' 19, Integer, read only
Data Menu_value , 9 , 19 , 21 , 14 ' 20, DWord, read only
Data Menu_value , 10 , 20 , 22 , 15 ' 21, Long, read only
Data Menu_value , 11 , 21 , 23 , 16 ' 22, Single, read only
Data Menu_value , 12 , 22 , 24 , 17 ' 23, Double, read only
Data Menu_value , 13 , 23 , 25 , 18 ' 24, String, read only
Data Menu_link , 14 , 24 , 16 , 3 ' 25, {127} Back
Menu_string_constants:
Data "Link" ' 0
Data "Editable" ' 1
Data "Read Only" ' 2
Data "Function" ' 3
Data "{127} Exit" ' 4
Data "Bit" ' 5
Data "Byte" ' 6
Data "Word" ' 7
Data "Integer" ' 8
Data "DWord" ' 9
Data "Long" ' 10
Data "Single" ' 11
Data "Double" ' 12
Data "String" ' 13
Data "{127} Back" ' 14
Menu_values:
' Type, Value Child, Step/ReadOnly (if 0), Min, Max, [Init value]
Data Menu_value_bit , 1 , True , False ' 1, Bit
Data Menu_value_byte + Menu_value_flag_eeprom_preserve , 1 , 2 , 0 , 100 , 50 ' 2, Byte
Data Menu_value_word , 1 , 64% , 0% , 1024% , 0% ' 3, Word
Data Menu_value_integer + Menu_value_flag_eeprom_preserve , 1 , 1% , -5% , 5% , 0% ' 4, Integer
Data Menu_value_dword , 1 , 1 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 10 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ' 5, DWord
Data Menu_value_long , 1 , 1& , 0& , 10& , 0& ' 6, Long
Data Menu_value_single , 1 , 0.25! , -2.5! , 2.5! , 0! ' 7, Single
Data Menu_value_double , 1 , 3.14159# , -31.4159# , 31.4159# , 0# ' 8, Double
Data Menu_value_string + Menu_value_flag_eeprom_preserve , 1 , 1 , "Hello World" ' 9, String
Data Menu_value_bit , 2 , True , False ' 10, Bit, read only
Data Menu_value_byte , 2 , 0 , 0 , 100 ' 11, Byte, read only
Data Menu_value_word , 2 , 0% , 0% , 1024% ' 12, Word, read only
Data Menu_value_integer , 2 , 0% , -5% , 5% ' 13, Integer, read only
Data Menu_value_dword , 2 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 10 , 0 , 0 , 0 ' 14, DWord, read only
Data Menu_value_long , 2 , 0& , 0& , 10& ' 15, Long, read only
Data Menu_value_single , 2 , 0! , -2.5! , 2.5! ' 16, Single, read only
Data Menu_value_double , 2 , 0# , -31.4159# , 31.4159# ' 17, Double, read only
Data Menu_value_string , 2 , 0 ' 18, String, read only
Macro Menu_varpointers
Menu_value_varpointer(1) = Varptr(test_bit) ' Bit, entry: 6, value: 1
Menu_value_varpointer(2) = Varptr(test_byte) ' Byte, entry: 7, value: 1
Menu_value_varpointer(3) = Varptr(test_word) ' Word, entry: 8, value: 1
Menu_value_varpointer(4) = Varptr(test_integer) ' Integer, entry: 9, value: 1
Menu_value_varpointer(5) = Varptr(test_dword) ' DWord, entry: 10, value: 1
Menu_value_varpointer(6) = Varptr(test_long) ' Long, entry: 11, value: 1
Menu_value_varpointer(7) = Varptr(test_single) ' Single, entry: 12, value: 1
Menu_value_varpointer(8) = Varptr(test_double) ' Double, entry: 13, value: 1
Menu_value_varpointer(9) = Varptr(test_string) ' String, entry: 14, value: 1
Menu_value_varpointer(10) = Varptr(test_bit) ' Bit, entry: 16, value: 2
Menu_value_varpointer(11) = Varptr(test_byte_counting) ' Byte, entry: 17, value: 2
Menu_value_varpointer(12) = Varptr(test_word) ' Word, entry: 18, value: 2
Menu_value_varpointer(13) = Varptr(test_integer) ' Integer, entry: 19, value: 2
Menu_value_varpointer(14) = Varptr(test_dword) ' DWord, entry: 20, value: 2
Menu_value_varpointer(15) = Varptr(test_long) ' Long, entry: 21, value: 2
Menu_value_varpointer(16) = Varptr(test_single) ' Single, entry: 22, value: 2
Menu_value_varpointer(17) = Varptr(test_double) ' Double, entry: 23, value: 2
Menu_value_varpointer(18) = Varptr(test_string) ' String, entry: 24, value: 2
End Macro
Menu_string_characters:
' Table of characters used in string editing
Data 254 ' start of table, needed
Data "ABCDEFGHIJKLMNOPQRSTUVWXYZ 0123456789"
' special characters with function, these are needed
Data Menu_character_backspace ' backspace
Data Menu_character_finish ' finish string editing
Data 254 ' end of table
Menu_data_jumpover:
'(
###DESIGNER###
1f8b08000000000004009d95cd4ee33010c7ef91f20e957a268a9d8fb647ba6df92a748102bb7b41
6963aa08cb91da4480104fb6877da47d05ec193bd82988aa529b8c6792df8cc7f36ffffffd4752df
23be7738fc311a4f8e8e4f4ecfa6e717b39f9757d7f39bdbbb5fbfff744242a338497bfd81efcd84
fc3e3cc02b215ccf99a8a78578f43dbcd21822d48e8cf3a2ca169cf95e0ac1c80e5eb12cefcc047f
91380cc7189ed4625915a5ccf861517820c107c6cf45e57baf84f6de3a6863e214c3b719af65caa1
0a800dd624e31bd6dce66c53dd2f2c3f0142cf25bc54cc20c04c649ef9ba6ede07a706a8ae845807
7efa0eebae5ce79a8566e8d6f2044e9ba51a9ac6d034491b38b41351b1155b6b60b372cb2b8c5b53
0f12e82081465395c2618eac12479fd6986f1709b80471c4c14d4bb1d234345b300ece2d568a2cea
b0ae0bb1e2e628cca2c5db68b7d92c0d5459ea12063481a355e0c8dd73592f1ab059b477addd061c
912026893c8f0f232068f43147ec165fad8ba6156671cc382f3bb2cb3c77ce6ca3e33ad900817aee
87d9f2d1cc3dda14c683ec35f89895a02cc93793dfea899afcfb65598b0aaa4594514088b3a0a8fb
68c082e9df14a2b7b9ab066c662302c46a0d8438094a5a7b8ac0aa126f5aa9fb88608b95206b1711
045fc8406fd75201ce89e2eea28136d7a84073b74510e21045f84ff0ddfc7f329466f4f55cf691f5
e5e8cb60b7db1dcf26f2ea7beff13bf4bfd1060000
###DESIGNER_END###
')
