📄 keypad.lst
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C51 COMPILER V8.18 KEYPAD 09/29/2009 23:58:03 PAGE 1
C51 COMPILER V8.18, COMPILATION OF MODULE KEYPAD
OBJECT MODULE PLACED IN ..\..\1out\Keypad.obj
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE ..\..\msFunc\Keypad.c BROWSE INCDIR(..\..\inc) DEBUG OBJECTEXTEND PRINT(..\
-..\1out\Keypad.lst) OBJECT(..\..\1out\Keypad.obj)
line level source
1 #define _KEYPAD_C_
2
3 #include <math.h>
4 #include "types.h"
5 #include "board.h"
6 #include "ms_reg.h"
7 #include "global.h"
8 #include "keypaddef.h"
9 #include "DEBUG.h"
10 #include "misc.h"
11 #include "ms_rwreg.h"
12 #include "Reg52.h"
13 #include "ir.h"
14 #include "menu.h"
15 #include "keypad.h"
16
17 //===============================================================
18 #define MAX_KEYVALUE 0x3F
19 #define HIGHLEVEL 0x3A
20 #define KeyJitterCounter 15
21 #define KeyStableCounter 1
22 #define KEY_Idle 0xFF
23
24 BYTE Key_ScanValue(BYTE KeyAdcPort)
25 {
26 1 if(KeyAdcPort==ADCKEY1)
27 1 g_ucCurrentKeyADC[KeyAdcPort]=PKEYADC1;
28 1 else
29 1 g_ucCurrentKeyADC[KeyAdcPort]=PKEYADC2;
30 1
31 1 return g_ucCurrentKeyADC[KeyAdcPort];
32 1 }
33
34
35 BYTE Key_GetKeypadStatus(void)
36 {
37 1 //BYTE KeyData = KEY_NOTHING;
38 1 BYTE ADCValue;
39 1
40 1 #if(KEY_TYPE==Single_ADCKey)
//------------------------------------------------
ADCValue=Key_ScanValue(ADCKEY1);
if (ADCValue < (KEY_AD_L0 + KEY_AD_DELTA)&&ADCValue > (KEY_AD_L0 - KEY_AD_DELTA))
{
if(g_ucKeyStableCountBuff[KEY_POWER]++>KeyStableCounter)
{
return KEY_POWER;
}
}
else if (ADCValue < (KEY_AD_L1+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L1 - KEY_AD_DELTA))
{
if(g_ucKeyStableCountBuff[KEY_MENU]++>KeyStableCounter)
{
C51 COMPILER V8.18 KEYPAD 09/29/2009 23:58:03 PAGE 2
return KEY_MENU;
}
}
else if (ADCValue < (KEY_AD_L2+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L2 - KEY_AD_DELTA))
{
if(g_ucKeyStableCountBuff[KEY_LEFT]++>KeyStableCounter)
{
return KEY_LEFT;
}
}
else if (ADCValue < (KEY_AD_L3+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L3 - KEY_AD_DELTA))
{
if(g_ucKeyStableCountBuff[KEY_RIGHT]++>KeyStableCounter)
{
return KEY_RIGHT;
}
}
else if (ADCValue < (KEY_AD_L4+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L4 - KEY_AD_DELTA))
{
if(g_ucKeyStableCountBuff[KEY_DOWN]++>KeyStableCounter)
{
return KEY_DOWN;
}
}
else if (ADCValue < (KEY_AD_L5+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L5 - KEY_AD_DELTA))
{
if(g_ucKeyStableCountBuff[KEY_UP]++>KeyStableCounter)
{
return KEY_UP;
}
}
#elif(KEY_TYPE==Dual_ADCKey)
88 1 //------------------------------------------------
89 1 ADCValue=Key_ScanValue(ADCKEY1);
90 1 if (ADCValue < (KEY_AD_L0 + KEY_AD_DELTA)&&ADCValue > (KEY_AD_L0 - KEY_AD_DELTA))
91 1 {
92 2 if(g_ucKeyStableCountBuff[KEY_RIGHT]++>KeyStableCounter)
93 2 {
94 3 return KEY_RIGHT;
95 3 }
96 2 }
97 1 else if (ADCValue < (KEY_AD_L1+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L1 - KEY_AD_DELTA))
98 1 {
99 2 if(g_ucKeyStableCountBuff[KEY_LEFT]++>KeyStableCounter)
100 2 {
101 3 return KEY_LEFT;
102 3 }
103 2 }
104 1 else if (ADCValue < (KEY_AD_L2+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L2 - KEY_AD_DELTA))
105 1 {
106 2 if(g_ucKeyStableCountBuff[KEY_UP]++>KeyStableCounter)
107 2 {
108 3 return KEY_UP;
109 3 }
110 2 }
111 1 else if (ADCValue < (KEY_AD_L3+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L3 - KEY_AD_DELTA))
112 1 {
113 2 if(g_ucKeyStableCountBuff[KEY_DOWN]++>KeyStableCounter)
114 2 {
115 3 return KEY_DOWN;
116 3 }
C51 COMPILER V8.18 KEYPAD 09/29/2009 23:58:03 PAGE 3
117 2 }
118 1
119 1 ADCValue=Key_ScanValue(ADCKEY2);
120 1 if (ADCValue < (KEY_AD_L0 + KEY_AD_DELTA)&&ADCValue > (KEY_AD_L0 - KEY_AD_DELTA))
121 1 {
122 2 if(g_ucKeyStableCountBuff[KEY_POWER]++>KeyStableCounter)
123 2 {
124 3 return KEY_POWER;
125 3 }
126 2 }
127 1 else if (ADCValue < (KEY_AD_L1+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L1 - KEY_AD_DELTA))
128 1 {
129 2 if(g_ucKeyStableCountBuff[KEY_MENU]++>KeyStableCounter)
130 2 {
131 3 return KEY_MENU;
132 3 }
133 2 }
134 1 else if (ADCValue < (KEY_AD_L2+KEY_AD_DELTA)&&ADCValue > (KEY_AD_L2 - KEY_AD_DELTA))
135 1 { //printf("\r\nADCValue===<%x>", ADCValue);
136 2 if(g_ucKeyStableCountBuff[KEY_SOURCE]++>KeyStableCounter)
137 2 {
138 3 return KEY_SOURCE;
139 3 }
140 2 }
141 1 #endif
142 1
143 1 if(!g_ucKeyCounter)
144 1 return KEY_NOTHING;
145 1
146 1 g_ucKeyCounter--;
147 1
148 1 return KEY_Idle;
149 1 }
150
151 void Key_ScanKeypad(void)
152 {
153 1 BYTE keypadStatus;
154 1
155 1 keypadStatus=Key_GetKeypadStatus();
156 1
157 1 if (keypadStatus!=KEY_Idle)
158 1 {
159 2 if(keypadStatus!=KEY_NOTHING)
160 2 {
161 3 printf("\r\nKEY<%x>", keypadStatus);
162 3
163 3 if (keypadStatus == g_ucLastKeypad)
164 3 {
165 4 //printMsg("repeat key pad");
166 4 EventRepeatProcess(keypadStatus, 2);
167 4 }
168 3 else
169 3 {
170 4 //printMsg("Single key pad");
171 4 EventProcess(keypadStatus);
172 4 }
173 3 }
174 2 g_ucLastKeypad = keypadStatus;
175 2 Key_KeyInit();
176 2 }
177 1 }
178
C51 COMPILER V8.18 KEYPAD 09/29/2009 23:58:03 PAGE 4
179 void Key_KeyInit(void)
180 {
181 1 g_ucKeyCounter=KeyJitterCounter;
182 1
183 1 g_ucKeyStableCountBuff[0]=0;
184 1 g_ucKeyStableCountBuff[1]=0;
185 1 g_ucKeyStableCountBuff[2]=0;
186 1 g_ucKeyStableCountBuff[3]=0;
187 1 g_ucKeyStableCountBuff[4]=0;
188 1 g_ucKeyStableCountBuff[5]=0;
189 1 g_ucKeyStableCountBuff[6]=0;
190 1 g_ucKeyStableCountBuff[7]=0;
191 1 }
192
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 299 ----
CONSTANT SIZE = 10 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 19 1
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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