Diff: MCUGear.cpp

Revision:

0:d2cb480cd5e0

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MCUGear.cpp	Sun Sep 29 10:16:02 2013 +0000
@@ -0,0 +1,471 @@
+/* MCU Gear Library, only for testing MCUGear without any circuit you connected.
+ * Copyright (c) 2013, NestEgg Inc., http://www.mcugear.com/
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+#include "mbed.h"
+#include "MCUGear.h"
+#include "MCUGearBase.h"
+
+#ifdef DEBUG
+Serial MCUGear_pc(USBTX, USBRX); // tx, rx
+#endif
+
+
+unsigned char Layer[12];
+unsigned char BankSetting[12][32];
+unsigned char BankAndInPins[7][20];
+
+unsigned char NowBank;
+
+//init
+//#ifdef BANK_MODE
+MCUGear::MCUGear(PinName scl, PinName sda, char addr, char NumberOfPin)
+     : _i2c(scl, sda) {
+    _i2c.frequency(FPGA_I2C_CLOCK);
+    _addr = addr;
+    data = 0x00;
+    flgReg = 0;
+    NowBank = 0;
+    numPin = NumberOfPin;
+//    numCon = ConnectorNumber;
+    if(numPin<=4){
+        numCon = 1;
+    }else if((numPin > 4)&&(numPin <= 8)){
+        numCon = 2;
+    }else if(numPin > 8){
+        numCon = 3;
+    }else{
+        ;//error
+    }
+    
+    write(0xff);
+    
+}
+/*
+#else
+MCUGear::MCUGear(PinName scl, PinName sda, char a)
+     : _i2c(scl, sda) {
+    _i2c.frequency(FPGA_I2C_CLOCK);
+    _addr = a;
+    Bank = 0;
+    data = 0x00;
+    flgReg = 0;
+}
+
+#endif
+*/
+
+//insert data function
+
+void MCUGear::savePinSetting(uint8_t number, unsigned char CPUPin,unsigned char Direction ,unsigned char ModulePin){
+    ip[number] = CPUPin;
+    op[number] = (Direction|ModulePin);
+
+#ifdef DEBUG
+    MCUGear_pc.printf("ModulePin = %x :op[%d] = %x : ip[%d] = %x\n",ModulePin, number, op[number], number, ip[number]);
+    wait(0.1);
+    //MCUGear_pc.printf("sizeof(ModulePin) = %ubyte\n",sizeof(ModulePin));
+    //wait(0.1);
+#endif
+
+}
+/*
+uint8_t MCUGear::disconnectModule(void){
+
+    write(0xff);    //close module gate
+    
+    if(Bank == 0){
+        fpga_write(0x0c,(0|0x80));//regist - Delete all connection on Bank 0.
+        wait(0.001);
+        fpga_write(0x10, 0);//enable
+    }
+    
+    return 1;
+    
+}
+*/
+uint8_t MCUGear::disconnectModule(void){
+
+    write(0xff);    //close module gate
+
+    if(Bank == 0){
+
+//#ifdef test    
+        fpga_write(0x0c,(Bank|0x80));//regist - Delete all connection on Bank 0.
+        wait(0.001);
+        fpga_write(0x10, Bank);//enable
+/*#else
+        int i=0;
+        
+        fpga_write(0x0c, 0);//regist
+        //Rest all IO connction on Bank 0.
+        
+        for(i=0; i<16; ++i){
+            fpga_write(ip[i], (IO_REG_DISABLE | op[i]));
+            wait(0.0001);
+        }
+        fpga_write(0x10, (Bank|0x40));//enable
+        
+#endif
+*/
+    }
+    return 1;
+    
+}
+
+uint8_t MCUGear::connectModule(void){
+
+#ifdef DEBUG
+    MCUGear_pc.printf("_addr = %x, [NowBank = %d ,Bank = %d] \n",_addr, NowBank, Bank);
+    wait(0.1);
+#endif
+
+    int i=0;
+    
+    if(flgReg==0){
+        fpga_write(0x0c,Bank);//init regist
+        
+    }else{
+        if(Bank == NowBank){
+            ;   //Nothing to do
+#ifdef DEBUG
+    MCUGear_pc.printf("_Nothing to do \n");
+    wait(0.1);
+#endif
+        }else{
+            fpga_write(0x0c,Bank);//regist
+        }
+    }
+    
+
+    if(Bank != 0){  //Bank is between 1-7
+        if(flgReg==0){  //Onetime IO connections
+        
+            for(i=0; i<16; ++i){
+                fpga_write(ip[i], (IO_REG_EN | op[i]));
+                wait(0.0001);
+                
+                if((numCon==1)&&(i==3)){
+                    write(0xfe);    //1111 1110
+                    break;
+                    
+                }else if((numCon==2)&&(i==7)){
+                    write(0xfc);    //1111 1100
+                    break;
+                    
+                }else if((numCon==3)&&(i==11)){
+                    write(0xf8);    //1111 1000
+                    break;
+                    
+                }else if(i > 12){
+                    return 2;//error
+                }
+            }
+            
+            fpga_write(0x10,Bank);//init regist///////
+            flgReg = 1;
+        }else{  //only change module gate
+        
+            if(numCon==1){
+                write(0xfe);    //1111 1110
+                
+            }else if(numCon==2){
+                write(0xfc);    //1111 1100
+                    
+            }else if(numCon==3){
+                write(0xf8);    //1111 1000
+                    
+            }else{
+                return 2;//error
+            }
+        
+        }
+//#else
+    }else{  //You need to change IO connections evrytime on Bank 0.
+        for(i=0; i<16; ++i){
+            fpga_write(ip[i], (IO_REG_EN | op[i]));
+            wait(0.0001);
+            
+            if((numCon==1)&&(i==3)){
+                write(0xfe);    //1111 1110
+                break;
+                    
+            }else if((numCon==2)&&(i==7)){
+                write(0xfc);    //1111 1100
+                break;
+                    
+            }else if((numCon==3)&&(i==11)){
+                write(0xf8);    //1111 1000
+                break;
+                    
+            }else if(i > 12){
+                return 2;//error
+            }
+        }
+        fpga_write(0x10,Bank);//init regist///////
+    }
+//#endif
+/*
+    if(flgReg==0){
+        flgReg = 1;
+        fpga_write(0x10,Bank);//init regist
+        
+    }else{
+        if(Bank == NowBank){
+            ;   //Nothing to do
+#ifdef DEBUG
+    MCUGear_pc.printf("_Nothing to do \n");
+    wait(0.1);
+#endif
+        }else{
+            fpga_write(0x10,Bank);//regist
+        }
+    }
+*/
+    
+    /*
+    if((Bank != NowBank)){
+        fpga_write(0x10,  Bank);    //Bank enable
+    }
+    */
+    NowBank = Bank; //set NowBank
+    
+    return 1;
+}
+
+
+
+void MCUGear::fpga_write(unsigned char adr, unsigned char data) {
+  char cmd[2];
+  cmd[0] = adr;
+  cmd[1] = data;
+  _i2c.write(FPGA_I2C_ADR, cmd, 2);
+  //wait(0.01);
+  //pc.printf("fpga write adr:%x data:%x\n", adr,data);
+}
+
+
+void MCUGear::set_addr(char s){
+    _addr = s;
+}
+
+void MCUGear::set_data(char c){
+    data = c;
+}
+
+//send I2C signal function
+void MCUGear::write(char c){
+
+    char cmd[1];
+    cmd[0] = c;
+    _i2c.write(_addr, cmd, 1);
+    //wait(0.01);
+    
+}
+
+////detect module
+void MCUGear::detect_module(uint8_t *fio) {
+    int i;
+  uint8_t pnum=0xff;
+  uint8_t iio;
+  //1pin GND
+  
+  write(0x7f);   //0111 1111
+  //wait(0.1);
+  pnum =fpga_read(FPGA_I2C_ADR,FPGA_DETECT);
+
+#ifdef DEBUG
+  wait(1);
+    MCUGear_pc.printf("detected. port %d \n",pnum);
+  wait(0.1);
+#endif
+  write(0xff);    //1111 1111
+
+    iio = pnum;
+    if(iio != 0xff){
+        //Resolve boundary value problem
+        pinArrey[0] = iio;
+        
+        iio = iio + 4;
+        
+        if((iio > 44)){
+            iio = 0;;
+        }
+        pinArrey[1] = iio;
+        
+        
+        iio = iio + 4;
+        
+        if((iio > 44)){
+            iio = 0;
+        }
+        pinArrey[2] = iio;
+        
+#ifdef DEBUG      
+        MCUGear_pc.printf("detected. pinArrey[0] = %d \n",pinArrey[0]);
+        wait(0.1);
+#endif
+        
+        //makeCircuit();
+    }
+
+    for(i=0;i<12;++i){
+        if(pnum+i>47){
+            fio[i] = pnum+i-48;
+        }else{
+            fio[i] = pnum+i;
+        }
+        
+  
+#ifdef DEBUG      
+        //MCUGear_pc.printf("detected. fio[%d] = %d \n",i,fio[i]);
+        //wait(0.1);
+#endif
+
+    }
+
+ // return pnum;
+}
+
+
+
+///making onecircuit 
+void MCUGear::makeCircuit(void){
+    //unsigned char i = 0;
+    char i = 0;
+    unsigned char j = 0;
+    int k = 0;
+    unsigned char con = 0;
+    unsigned char conNum2 = 0;
+    unsigned char MaxLayer = 0;
+    
+    con = (pinArrey[0]/4)+1;    //creat connector number
+
+#ifdef DEBUG
+    MCUGear_pc.printf("makeCircuit con = (pinArrey[%d]/4)+1 = %d \n",i,con);
+    wait(0.1);
+#endif
+
+    //find MaxLayer
+    for(i=0; i<numCon; ++i){
+        if((con+i) > 12){
+            ++Layer[con + i - 12];
+            
+            if(MaxLayer < Layer[con + i - 12]){
+                MaxLayer = Layer[con + i - 12];
+            }
+        }else{
+            ++Layer[con + i];
+            
+            if(MaxLayer < Layer[con + i]){
+                MaxLayer = Layer[con + i];
+            }
+        }
+    }
+    
+    //Check over rap CPU pins on a Bank
+    //If it find over rap, set other layers.
+    conNum2 = numCon * 4;
+    
+    for(i=0; i<20; ++i){
+        for(j=0; j<numPin; ++j){
+            if(BankAndInPins[MaxLayer][i] == ip[j]){
+                ++MaxLayer;
+                
+#ifdef DEBUG
+    MCUGear_pc.printf("CPU IO over rap! ++MaxLayer : %d \n",MaxLayer);
+    wait(0.1);
+#endif
+                //i = 0x20;
+                //j = numPin;
+                //break;
+                i = 0;
+                j = 0;
+            }
+        }
+    }
+    
+    //Save Datas
+    for(j=0; j<conNum2; ++j){
+        k = (int)(ip[j]-0x80);
+        BankAndInPins[MaxLayer][k] = ip[j];
+#ifdef DEBUG
+    MCUGear_pc.printf("BankAndInPins[%d][%d] = %x \n",MaxLayer,k,ip[j]);
+    wait(0.1);
+#endif
+    }
+    
+    
+    //save MaxLayer to all connectors
+    for(i=0; i<numCon; ++i){
+        if(MaxLayer > Layer[con + i]){
+            Layer[con + i] = MaxLayer;
+        }
+        
+    }
+    
+    
+#ifdef DEBUG
+    MCUGear_pc.printf("MaxLayer = %d \n",MaxLayer);
+    wait(0.1);
+#endif
+    
+    for(i=0; i<numCon; ++i){
+        
+        if((con + i)>12){
+            BankSetting[con + i - 12][MaxLayer] = _addr;
+
+#ifdef DEBUG
+            MCUGear_pc.printf("BankSetting[CON %d][Layer %d] = %x \n",(con + i - 12),MaxLayer,_addr);
+            wait(0.1);
+#endif
+        }else{
+            BankSetting[con + i][MaxLayer] = _addr;
+
+#ifdef DEBUG
+            MCUGear_pc.printf("BankSetting[CON %d][Layer %d] = %x \n",(con + i),MaxLayer,_addr);
+            wait(0.1);
+#endif
+        }
+    }
+    
+    
+    //make 0-6 BANKs others are chang single pin
+    //MaxLayer = BANK No
+    
+    if(MaxLayer <= BankMaxNum){
+        fpga_write(0x0c,  MaxLayer);    //regist to Bank
+        Bank = MaxLayer;
+    }else{
+        Bank = 0;
+#ifdef DEBUG
+            MCUGear_pc.printf("set Bank = 0\n");
+            wait(0.1);
+#endif
+        
+    }
+    
+}
+
+
+
+