Jean Mercier
/
jmAll
Command all jmCLIG modules from serial port
jmSwitch.c@0:9112e09912db, 2011-02-12 (annotated)
- Committer:
- jm
- Date:
- Sat Feb 12 16:50:25 2011 +0000
- Revision:
- 0:9112e09912db
jmAll Command Line Interface Module
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jm | 0:9112e09912db | 1 | /************************************************************************* |
jm | 0:9112e09912db | 2 | * @file jmSwitch.c |
jm | 0:9112e09912db | 3 | * @brief Switch Debounce Module |
jm | 0:9112e09912db | 4 | * |
jm | 0:9112e09912db | 5 | * @version 1.0 |
jm | 0:9112e09912db | 6 | * @date Feb 12, 2011 |
jm | 0:9112e09912db | 7 | */ |
jm | 0:9112e09912db | 8 | |
jm | 0:9112e09912db | 9 | #include "jmRingBuffer.h" |
jm | 0:9112e09912db | 10 | #include "jmMessages.h" |
jm | 0:9112e09912db | 11 | #include "jmSwitch.h" |
jm | 0:9112e09912db | 12 | #include "LPC17xx.h" |
jm | 0:9112e09912db | 13 | #include "main.h" |
jm | 0:9112e09912db | 14 | #include "jmCommands.h" |
jm | 0:9112e09912db | 15 | #include "jmMessages.h" |
jm | 0:9112e09912db | 16 | #include "jmRingBuffer.h" |
jm | 0:9112e09912db | 17 | #include "stdio.h" |
jm | 0:9112e09912db | 18 | |
jm | 0:9112e09912db | 19 | #define swClose 0 |
jm | 0:9112e09912db | 20 | #define swOpen 1 |
jm | 0:9112e09912db | 21 | #define swNotInit 2 |
jm | 0:9112e09912db | 22 | |
jm | 0:9112e09912db | 23 | |
jm | 0:9112e09912db | 24 | // Static structure creation |
jm | 0:9112e09912db | 25 | struct StructSwitch sSwitch[switchQty]; |
jm | 0:9112e09912db | 26 | |
jm | 0:9112e09912db | 27 | /*********************************************************************** |
jm | 0:9112e09912db | 28 | * @brief Limit Switch Module Reset |
jm | 0:9112e09912db | 29 | * @param[in] none |
jm | 0:9112e09912db | 30 | * @return none |
jm | 0:9112e09912db | 31 | **********************************************************************/ |
jm | 0:9112e09912db | 32 | void SwitchModuleReset(void){ |
jm | 0:9112e09912db | 33 | int i; |
jm | 0:9112e09912db | 34 | for(i=0;i<switchQty;i++){ |
jm | 0:9112e09912db | 35 | sSwitch[i].state=swNotInit; |
jm | 0:9112e09912db | 36 | } |
jm | 0:9112e09912db | 37 | } |
jm | 0:9112e09912db | 38 | |
jm | 0:9112e09912db | 39 | /*********************************************************************** |
jm | 0:9112e09912db | 40 | * @brief Initialize an input Switch process |
jm | 0:9112e09912db | 41 | * Format: command name (arg info)min..max values |
jm | 0:9112e09912db | 42 | * Command Line Format: swInit (Switch id)0..7 (Pin number)0..432 (Debounce)1..255 |
jm | 0:9112e09912db | 43 | * @param[in] Extracted from command line (Switch id)0..7 (Pin number)0..432 (Debounce)1..255 |
jm | 0:9112e09912db | 44 | * @return Send Message GPPS0 id pin debounce state |
jm | 0:9112e09912db | 45 | **********************************************************************/ |
jm | 0:9112e09912db | 46 | void cli_SwitchInit(void){ |
jm | 0:9112e09912db | 47 | //get switch id, DIP number, debounce time and update structure |
jm | 0:9112e09912db | 48 | unsigned int swNum, pin, debounce, state, port,bitValue; |
jm | 0:9112e09912db | 49 | if(ExtractUInteger(pLine,&swNum,0,7)){ |
jm | 0:9112e09912db | 50 | if(ExtractUInteger(pLine,&pin,0,432)){ |
jm | 0:9112e09912db | 51 | if(ExtractUInteger(pLine,&debounce,1,255)){ |
jm | 0:9112e09912db | 52 | // Get port, bit and bit value |
jm | 0:9112e09912db | 53 | port = pin/100; |
jm | 0:9112e09912db | 54 | bitValue = 1<<(pin%100); |
jm | 0:9112e09912db | 55 | |
jm | 0:9112e09912db | 56 | sSwitch[swNum].pin = (uint8_t)pin; |
jm | 0:9112e09912db | 57 | sSwitch[swNum].port = jmGPIO[port]; |
jm | 0:9112e09912db | 58 | sSwitch[swNum].bitValue = bitValue; |
jm | 0:9112e09912db | 59 | sSwitch[swNum].debounce = (uint8_t)debounce; |
jm | 0:9112e09912db | 60 | // read Switch present state |
jm | 0:9112e09912db | 61 | state = sSwitch[swNum].port->FIOPIN &= sSwitch[swNum].bitValue; |
jm | 0:9112e09912db | 62 | if(state>0)sSwitch[swNum].state = swOpen; |
jm | 0:9112e09912db | 63 | else sSwitch[swNum].state = swClose; |
jm | 0:9112e09912db | 64 | rGPPS0(swNum); // Message GPPS0 id pin debounce state |
jm | 0:9112e09912db | 65 | if(Feedback)printf("SW %d Pin %d Debounce %d Value %d\n",swNum,pin,debounce,state); |
jm | 0:9112e09912db | 66 | |
jm | 0:9112e09912db | 67 | return; |
jm | 0:9112e09912db | 68 | } |
jm | 0:9112e09912db | 69 | } |
jm | 0:9112e09912db | 70 | } |
jm | 0:9112e09912db | 71 | if(Help)printf("swInit (Switch id)0..7 (Pin number)0..432 (Debounce)1..255\n"); |
jm | 0:9112e09912db | 72 | |
jm | 0:9112e09912db | 73 | // Ignore pending command line |
jm | 0:9112e09912db | 74 | NextCommand(nl,pLine); |
jm | 0:9112e09912db | 75 | } |
jm | 0:9112e09912db | 76 | |
jm | 0:9112e09912db | 77 | /*********************************************************************** |
jm | 0:9112e09912db | 78 | * @brief Switch Edge Detection |
jm | 0:9112e09912db | 79 | * @param[in] none |
jm | 0:9112e09912db | 80 | * @return Send Message GPPS0 id pin debounce state |
jm | 0:9112e09912db | 81 | **********************************************************************/ |
jm | 0:9112e09912db | 82 | void SwitchEdgeDetect(void){ |
jm | 0:9112e09912db | 83 | unsigned int presentState,i; |
jm | 0:9112e09912db | 84 | |
jm | 0:9112e09912db | 85 | for(i=0;i<switchQty;i++){ // for each switch SM |
jm | 0:9112e09912db | 86 | if(sSwitch[i].state < swNotInit){ // Switch initialized ? |
jm | 0:9112e09912db | 87 | if(sSwitch[i].eggTimer==0){ // debouncing ? |
jm | 0:9112e09912db | 88 | |
jm | 0:9112e09912db | 89 | presentState = sSwitch[i].port->FIOPIN &= sSwitch[i].bitValue; |
jm | 0:9112e09912db | 90 | |
jm | 0:9112e09912db | 91 | if(presentState > 0)presentState = swOpen; // present switch state |
jm | 0:9112e09912db | 92 | else presentState = swClose; |
jm | 0:9112e09912db | 93 | |
jm | 0:9112e09912db | 94 | if(sSwitch[i].state > presentState ){ // High to Low edge ? |
jm | 0:9112e09912db | 95 | sSwitch[i].eggTimer = sSwitch[i].debounce; // load debounce time |
jm | 0:9112e09912db | 96 | // memorize presentState |
jm | 0:9112e09912db | 97 | sSwitch[i].state = presentState; |
jm | 0:9112e09912db | 98 | rGPPS0(i); // GPPS0 message |
jm | 0:9112e09912db | 99 | } |
jm | 0:9112e09912db | 100 | else{ |
jm | 0:9112e09912db | 101 | if(presentState > sSwitch[i].state ){ // Low to High edge ? |
jm | 0:9112e09912db | 102 | sSwitch[i].eggTimer = sSwitch[i].debounce;// load debounce time |
jm | 0:9112e09912db | 103 | // memorize presentState |
jm | 0:9112e09912db | 104 | sSwitch[i].state = presentState; |
jm | 0:9112e09912db | 105 | rGPPS0(i); // GPPS0 message |
jm | 0:9112e09912db | 106 | } |
jm | 0:9112e09912db | 107 | } |
jm | 0:9112e09912db | 108 | } |
jm | 0:9112e09912db | 109 | } |
jm | 0:9112e09912db | 110 | } |
jm | 0:9112e09912db | 111 | } |
jm | 0:9112e09912db | 112 | |
jm | 0:9112e09912db | 113 | /*********************************************************************** |
jm | 0:9112e09912db | 114 | * @brief Command line interface to read Limit Switch Status |
jm | 0:9112e09912db | 115 | * Format: command name (arg info)min..max values |
jm | 0:9112e09912db | 116 | * Command Line Format: swRead (Switch id number)0..7 |
jm | 0:9112e09912db | 117 | * @param[in] Extracted from command line (switch id number)0..7 |
jm | 0:9112e09912db | 118 | * @return Message GPPS0 id pin debounce state |
jm | 0:9112e09912db | 119 | **********************************************************************/ |
jm | 0:9112e09912db | 120 | void cli_SwitchRead(void){ |
jm | 0:9112e09912db | 121 | unsigned int swNumber; |
jm | 0:9112e09912db | 122 | if(ExtractUInteger(pLine,&swNumber,0,7)){ |
jm | 0:9112e09912db | 123 | // One Message GPPS0 id pin debounce state |
jm | 0:9112e09912db | 124 | rGPPS0(swNumber); |
jm | 0:9112e09912db | 125 | return; |
jm | 0:9112e09912db | 126 | } |
jm | 0:9112e09912db | 127 | if(Help)printf("swRead (Switch id number)0..7\n"); |
jm | 0:9112e09912db | 128 | // Ignore pending command line |
jm | 0:9112e09912db | 129 | NextCommand(nl,pLine); |
jm | 0:9112e09912db | 130 | } |
jm | 0:9112e09912db | 131 | |
jm | 0:9112e09912db | 132 | /** Get Module Process Properties Command Line Interface |
jm | 0:9112e09912db | 133 | * @brief Command Line Interface to Get All Public Process Properties |
jm | 0:9112e09912db | 134 | * @param[in] none |
jm | 0:9112e09912db | 135 | * @returns 8 Messages: GPPS0 id pin debounce state |
jm | 0:9112e09912db | 136 | */ |
jm | 0:9112e09912db | 137 | void cli_GPPS0(void){ |
jm | 0:9112e09912db | 138 | int i; |
jm | 0:9112e09912db | 139 | for(i=0;i<switchQty;i++){ |
jm | 0:9112e09912db | 140 | rGPPS0(i); // Message GPPS0 id pin debounce state |
jm | 0:9112e09912db | 141 | } |
jm | 0:9112e09912db | 142 | } |
jm | 0:9112e09912db | 143 | |
jm | 0:9112e09912db | 144 | /** Public Properties Message |
jm | 0:9112e09912db | 145 | * @brief Send Process Properties to update GUI |
jm | 0:9112e09912db | 146 | * @param[in] id Process identification |
jm | 0:9112e09912db | 147 | * @returns Message GPPS0 id pin debounce state |
jm | 0:9112e09912db | 148 | */ |
jm | 0:9112e09912db | 149 | void rGPPS0(unsigned int id ) |
jm | 0:9112e09912db | 150 | { |
jm | 0:9112e09912db | 151 | printf("GPPS0 %d %d %d %d\n",id,sSwitch[id].pin,sSwitch[id].debounce,sSwitch[id].state); |
jm | 0:9112e09912db | 152 | } |