mille feuille / MCUGearALPC1114

This Automatic mode is the most simple lib for MCU Gear with LPC1114FN28. You don't need to think about Bank.

Dependents:   MCUGearALPC1114FN28

Fork of MCUGearA by mille feuille

MCUGearA.cpp@0:12d93184b350, 2014-03-09 (annotated)

Committer:
Info
Date:
Sun Mar 09 09:33:14 2014 +0000
Revision:
0:12d93184b350
Child:
1:95255bae41c8
Automatic module changer for MCU Gear. It make circuit each time. You don't need to think about the Bank.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Info 0:12d93184b350 1 /* MCU Gear Library, only for testing MCUGear without any circuit you connected.
Info 0:12d93184b350 2 * Copyright (c) 2013, NestEgg Inc., http://www.mcugear.com/
Info 0:12d93184b350 3 *
Info 0:12d93184b350 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
Info 0:12d93184b350 5 * of this software and associated documentation files (the "Software"), to deal
Info 0:12d93184b350 6 * in the Software without restriction, including without limitation the rights
Info 0:12d93184b350 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
Info 0:12d93184b350 8 * copies of the Software, and to permit persons to whom the Software is
Info 0:12d93184b350 9 * furnished to do so, subject to the following conditions:
Info 0:12d93184b350 10 *
Info 0:12d93184b350 11 * The above copyright notice and this permission notice shall be included in
Info 0:12d93184b350 12 * all copies or substantial portions of the Software.
Info 0:12d93184b350 13 *
Info 0:12d93184b350 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
Info 0:12d93184b350 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
Info 0:12d93184b350 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
Info 0:12d93184b350 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
Info 0:12d93184b350 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Info 0:12d93184b350 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
Info 0:12d93184b350 20 * THE SOFTWARE.
Info 0:12d93184b350 21 */
Info 0:12d93184b350 22
Info 0:12d93184b350 23
Info 0:12d93184b350 24 #include "mbed.h"
Info 0:12d93184b350 25 #include "MCUGearA.h"
Info 0:12d93184b350 26 #include "MCUGearBaseA.h"
Info 0:12d93184b350 27
Info 0:12d93184b350 28 MCUGear::MCUGear(PinName scl, PinName sda, char addr)
Info 0:12d93184b350 29 : _i2c(scl, sda) {
Info 0:12d93184b350 30 _i2c.frequency(FPGA_I2C_CLOCK);
Info 0:12d93184b350 31 _addr = addr; //save address
Info 0:12d93184b350 32 write(0xff); //close Module gate
Info 0:12d93184b350 33 _counter = 0;
Info 0:12d93184b350 34 }
Info 0:12d93184b350 35
Info 0:12d93184b350 36 void MCUGear::disconnectModule(void){
Info 0:12d93184b350 37 write(0xff); //close module gate
Info 0:12d93184b350 38 deleteBank(0);
Info 0:12d93184b350 39 }
Info 0:12d93184b350 40
Info 0:12d93184b350 41 void MCUGear::connectModuleA(void){
Info 0:12d93184b350 42 int i = 0;
Info 0:12d93184b350 43
Info 0:12d93184b350 44 //make circuit
Info 0:12d93184b350 45 if(_counter!=0){
Info 0:12d93184b350 46
Info 0:12d93184b350 47 startReg(0);
Info 0:12d93184b350 48
Info 0:12d93184b350 49 for(i = 0; i < _counter; ++i){
Info 0:12d93184b350 50 fpga_write(_mcuIO[i], _moduleIO[i]);
Info 0:12d93184b350 51 }
Info 0:12d93184b350 52
Info 0:12d93184b350 53 endReg();
Info 0:12d93184b350 54
Info 0:12d93184b350 55 changeBank(0);
Info 0:12d93184b350 56 }
Info 0:12d93184b350 57
Info 0:12d93184b350 58 write(0xf8); //1111 1000
Info 0:12d93184b350 59 }
Info 0:12d93184b350 60
Info 0:12d93184b350 61 void MCUGear::fpga_write(unsigned char adr, unsigned char data) {
Info 0:12d93184b350 62 char cmd[2];
Info 0:12d93184b350 63 cmd[0] = adr;
Info 0:12d93184b350 64 cmd[1] = data;
Info 0:12d93184b350 65 _i2c.write(FPGA_I2C_ADR, cmd, 2);
Info 0:12d93184b350 66 }
Info 0:12d93184b350 67
Info 0:12d93184b350 68 void MCUGear::startReg(char bank){
Info 0:12d93184b350 69 _bank = bank;
Info 0:12d93184b350 70 fpga_write(0x0c,_bank); //End regist
Info 0:12d93184b350 71 }
Info 0:12d93184b350 72
Info 0:12d93184b350 73 uint8_t MCUGear::setWireA(uint8_t mcuIO, uint8_t direction, uint8_t moduleIO){
Info 0:12d93184b350 74
Info 0:12d93184b350 75 uint8_t location = ( _pnum + moduleIO );
Info 0:12d93184b350 76
Info 0:12d93184b350 77 if(moduleIO >= numMaxModuleIO){
Info 0:12d93184b350 78 return 255; //error
Info 0:12d93184b350 79 }
Info 0:12d93184b350 80
Info 0:12d93184b350 81 if(location >= numBaseboardIO){
Info 0:12d93184b350 82 location = location - numBaseboardIO;
Info 0:12d93184b350 83 }
Info 0:12d93184b350 84
Info 0:12d93184b350 85 //fpga_write(mcuIO, (IO_REG_EN | (direction | (location))));
Info 0:12d93184b350 86 saveWire(mcuIO, (IO_REG_EN | (direction | (location))));
Info 0:12d93184b350 87
Info 0:12d93184b350 88 return location;
Info 0:12d93184b350 89 }
Info 0:12d93184b350 90
Info 0:12d93184b350 91 void MCUGear::saveWire(uint8_t mcuIO, uint8_t moduleIO){
Info 0:12d93184b350 92 _mcuIO[_counter] = mcuIO;
Info 0:12d93184b350 93 _moduleIO[_counter] = moduleIO;
Info 0:12d93184b350 94 ++_counter;
Info 0:12d93184b350 95 }
Info 0:12d93184b350 96
Info 0:12d93184b350 97 void MCUGear::endReg(void){
Info 0:12d93184b350 98 fpga_write(0x10,_bank);//init regist///////
Info 0:12d93184b350 99 }
Info 0:12d93184b350 100
Info 0:12d93184b350 101
Info 0:12d93184b350 102 //send I2C signal function
Info 0:12d93184b350 103 void MCUGear::write(uint8_t c){
Info 0:12d93184b350 104
Info 0:12d93184b350 105 char cmd[1];
Info 0:12d93184b350 106 cmd[0] = c;
Info 0:12d93184b350 107 _i2c.write(_addr, cmd, 1);
Info 0:12d93184b350 108
Info 0:12d93184b350 109 }
Info 0:12d93184b350 110
Info 0:12d93184b350 111 ////detect module
Info 0:12d93184b350 112 uint8_t MCUGear::detectModule(void) {
Info 0:12d93184b350 113
Info 0:12d93184b350 114 write(0x7f); //0111 1111 //1pin GND
Info 0:12d93184b350 115 _pnum = fpga_read(FPGA_I2C_ADR,FPGA_DETECT);//save location
Info 0:12d93184b350 116 write(0xff); //1111 1111 //close
Info 0:12d93184b350 117
Info 0:12d93184b350 118 _counter = 0;
Info 0:12d93184b350 119
Info 0:12d93184b350 120 return _pnum;
Info 0:12d93184b350 121
Info 0:12d93184b350 122 }
Info 0:12d93184b350 123