EmbeddedArtists AB / Mbed 2 deprecated lpc4088_ebb_ptp

Production Test Program (PTP) for the LPC4088 Experiment Base Board

Dependencies:   EALib I2S LM75B SDFileSystem mbed

TestShiftreg.cpp@7:48375cb50f3a, 2014-09-25 (annotated)

Committer:
embeddedartists
Date:
Thu Sep 25 07:17:44 2014 +0000
Revision:
7:48375cb50f3a
Parent:
2:2f4b7535ceb3 
Fixed audio test volume issues and issues with the touch controller.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
embeddedartists 2:2f4b7535ceb3 1 /*
embeddedartists 2:2f4b7535ceb3 2 * Copyright 2013 Embedded Artists AB
embeddedartists 2:2f4b7535ceb3 3 *
embeddedartists 2:2f4b7535ceb3 4 * Licensed under the Apache License, Version 2.0 (the "License");
embeddedartists 2:2f4b7535ceb3 5 * you may not use this file except in compliance with the License.
embeddedartists 2:2f4b7535ceb3 6 * You may obtain a copy of the License at
embeddedartists 2:2f4b7535ceb3 7 *
embeddedartists 2:2f4b7535ceb3 8 * http://www.apache.org/licenses/LICENSE-2.0
embeddedartists 2:2f4b7535ceb3 9 *
embeddedartists 2:2f4b7535ceb3 10 * Unless required by applicable law or agreed to in writing, software
embeddedartists 2:2f4b7535ceb3 11 * distributed under the License is distributed on an "AS IS" BASIS,
embeddedartists 2:2f4b7535ceb3 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
embeddedartists 2:2f4b7535ceb3 13 * See the License for the specific language governing permissions and
embeddedartists 2:2f4b7535ceb3 14 * limitations under the License.
embeddedartists 2:2f4b7535ceb3 15 */
embeddedartists 2:2f4b7535ceb3 16
embeddedartists 2:2f4b7535ceb3 17 /******************************************************************************
embeddedartists 2:2f4b7535ceb3 18 * Includes
embeddedartists 2:2f4b7535ceb3 19 *****************************************************************************/
embeddedartists 2:2f4b7535ceb3 20
embeddedartists 2:2f4b7535ceb3 21 #include "mbed.h"
embeddedartists 2:2f4b7535ceb3 22 #include "TestShiftreg.h"
embeddedartists 2:2f4b7535ceb3 23
embeddedartists 2:2f4b7535ceb3 24 /******************************************************************************
embeddedartists 2:2f4b7535ceb3 25 * Defines and typedefs
embeddedartists 2:2f4b7535ceb3 26 *****************************************************************************/
embeddedartists 2:2f4b7535ceb3 27
embeddedartists 2:2f4b7535ceb3 28
embeddedartists 2:2f4b7535ceb3 29 /******************************************************************************
embeddedartists 2:2f4b7535ceb3 30 * Public Functions
embeddedartists 2:2f4b7535ceb3 31 *****************************************************************************/
embeddedartists 2:2f4b7535ceb3 32
embeddedartists 2:2f4b7535ceb3 33 TestShiftreg::TestShiftreg(PinName mosi, PinName miso, PinName sclk, PinName cs) :
embeddedartists 2:2f4b7535ceb3 34 _spi(mosi, miso, sclk), _cs(cs) {
embeddedartists 2:2f4b7535ceb3 35
embeddedartists 2:2f4b7535ceb3 36 _cs = 1; // to get it in a known state
embeddedartists 2:2f4b7535ceb3 37 output(0x00);
embeddedartists 2:2f4b7535ceb3 38 }
embeddedartists 2:2f4b7535ceb3 39
embeddedartists 2:2f4b7535ceb3 40 bool TestShiftreg::runTest() {
embeddedartists 2:2f4b7535ceb3 41 output(0x1);
embeddedartists 2:2f4b7535ceb3 42 wait(0.1);
embeddedartists 2:2f4b7535ceb3 43 output(0x2);
embeddedartists 2:2f4b7535ceb3 44 wait(0.1);
embeddedartists 2:2f4b7535ceb3 45 output(0x4);
embeddedartists 2:2f4b7535ceb3 46 wait(0.1);
embeddedartists 2:2f4b7535ceb3 47 output(0x8);
embeddedartists 2:2f4b7535ceb3 48 wait(0.1);
embeddedartists 2:2f4b7535ceb3 49 output(0x10);
embeddedartists 2:2f4b7535ceb3 50 wait(0.1);
embeddedartists 2:2f4b7535ceb3 51 output(0x20);
embeddedartists 2:2f4b7535ceb3 52 wait(0.1);
embeddedartists 2:2f4b7535ceb3 53 output(0x40);
embeddedartists 2:2f4b7535ceb3 54 wait(0.1);
embeddedartists 2:2f4b7535ceb3 55 output(0x80);
embeddedartists 2:2f4b7535ceb3 56 wait(0.1);
embeddedartists 2:2f4b7535ceb3 57 output(0x40);
embeddedartists 2:2f4b7535ceb3 58 wait(0.1);
embeddedartists 2:2f4b7535ceb3 59 output(0x20);
embeddedartists 2:2f4b7535ceb3 60 wait(0.1);
embeddedartists 2:2f4b7535ceb3 61 output(0x10);
embeddedartists 2:2f4b7535ceb3 62 wait(0.1);
embeddedartists 2:2f4b7535ceb3 63 output(0x8);
embeddedartists 2:2f4b7535ceb3 64 wait(0.1);
embeddedartists 2:2f4b7535ceb3 65 output(0x4);
embeddedartists 2:2f4b7535ceb3 66 wait(0.1);
embeddedartists 2:2f4b7535ceb3 67 output(0x2);
embeddedartists 2:2f4b7535ceb3 68 wait(0.1);
embeddedartists 2:2f4b7535ceb3 69 output(0x1);
embeddedartists 2:2f4b7535ceb3 70 wait(0.1);
embeddedartists 2:2f4b7535ceb3 71 output(0x0);
embeddedartists 2:2f4b7535ceb3 72 return true;
embeddedartists 2:2f4b7535ceb3 73 }
embeddedartists 2:2f4b7535ceb3 74
embeddedartists 2:2f4b7535ceb3 75 void TestShiftreg::output(uint8_t value) {
embeddedartists 2:2f4b7535ceb3 76 _cs = 0;
embeddedartists 2:2f4b7535ceb3 77 _spi.write(value);
embeddedartists 2:2f4b7535ceb3 78 _cs = 1;
embeddedartists 2:2f4b7535ceb3 79 }
embeddedartists 2:2f4b7535ceb3 80