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

MCUGearALPC1114.cpp@2:aa2e471e8317, 2014-05-03 (annotated)

Committer:
Info
Date:
Sat May 03 17:09:14 2014 +0000
Revision:
2:aa2e471e8317
Parent:
MCUGearA.cpp@1:95255bae41c8
Child:
3:69b10f9cdd14
changed name

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 2:aa2e471e8317 25 #include "MCUGearALPC1114.h"
Info 2:aa2e471e8317 26 #include "MCUGearBaseALPC1114.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 1:95255bae41c8 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