Mike Pulice / ublox_C200Test

Integrating the ublox LISA C200 modem

Fork of SprintUSBModemHTTPClientTest by Donatien Garnier

mbed-src/api/AnalogOut.h@5:3f93dd1d4cb3, 2013-09-26 (annotated)

Committer:
sam_grove
Date:
Thu Sep 26 00:44:20 2013 -0500
Revision:
5:3f93dd1d4cb3
Exported program and replaced contents of the repo with the source

to build and debug using keil mdk. Libs NOT upto date are lwip, lwip-sys

and socket. these have newer versions under mbed_official but were starting

from a know working point

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sam_grove 5:3f93dd1d4cb3 1 /* mbed Microcontroller Library
sam_grove 5:3f93dd1d4cb3 2 * Copyright (c) 2006-2013 ARM Limited
sam_grove 5:3f93dd1d4cb3 3 *
sam_grove 5:3f93dd1d4cb3 4 * Licensed under the Apache License, Version 2.0 (the "License");
sam_grove 5:3f93dd1d4cb3 5 * you may not use this file except in compliance with the License.
sam_grove 5:3f93dd1d4cb3 6 * You may obtain a copy of the License at
sam_grove 5:3f93dd1d4cb3 7 *
sam_grove 5:3f93dd1d4cb3 8 * http://www.apache.org/licenses/LICENSE-2.0
sam_grove 5:3f93dd1d4cb3 9 *
sam_grove 5:3f93dd1d4cb3 10 * Unless required by applicable law or agreed to in writing, software
sam_grove 5:3f93dd1d4cb3 11 * distributed under the License is distributed on an "AS IS" BASIS,
sam_grove 5:3f93dd1d4cb3 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sam_grove 5:3f93dd1d4cb3 13 * See the License for the specific language governing permissions and
sam_grove 5:3f93dd1d4cb3 14 * limitations under the License.
sam_grove 5:3f93dd1d4cb3 15 */
sam_grove 5:3f93dd1d4cb3 16 #ifndef MBED_ANALOGOUT_H
sam_grove 5:3f93dd1d4cb3 17 #define MBED_ANALOGOUT_H
sam_grove 5:3f93dd1d4cb3 18
sam_grove 5:3f93dd1d4cb3 19 #include "platform.h"
sam_grove 5:3f93dd1d4cb3 20
sam_grove 5:3f93dd1d4cb3 21 #if DEVICE_ANALOGOUT
sam_grove 5:3f93dd1d4cb3 22
sam_grove 5:3f93dd1d4cb3 23 #include "analogout_api.h"
sam_grove 5:3f93dd1d4cb3 24
sam_grove 5:3f93dd1d4cb3 25 namespace mbed {
sam_grove 5:3f93dd1d4cb3 26
sam_grove 5:3f93dd1d4cb3 27 /** An analog output, used for setting the voltage on a pin
sam_grove 5:3f93dd1d4cb3 28 *
sam_grove 5:3f93dd1d4cb3 29 * Example:
sam_grove 5:3f93dd1d4cb3 30 * @code
sam_grove 5:3f93dd1d4cb3 31 * // Make a sawtooth output
sam_grove 5:3f93dd1d4cb3 32 *
sam_grove 5:3f93dd1d4cb3 33 * #include "mbed.h"
sam_grove 5:3f93dd1d4cb3 34 *
sam_grove 5:3f93dd1d4cb3 35 * AnalogOut tri(p18);
sam_grove 5:3f93dd1d4cb3 36 * int main() {
sam_grove 5:3f93dd1d4cb3 37 * while(1) {
sam_grove 5:3f93dd1d4cb3 38 * tri = tri + 0.01;
sam_grove 5:3f93dd1d4cb3 39 * wait_us(1);
sam_grove 5:3f93dd1d4cb3 40 * if(tri == 1) {
sam_grove 5:3f93dd1d4cb3 41 * tri = 0;
sam_grove 5:3f93dd1d4cb3 42 * }
sam_grove 5:3f93dd1d4cb3 43 * }
sam_grove 5:3f93dd1d4cb3 44 * }
sam_grove 5:3f93dd1d4cb3 45 * @endcode
sam_grove 5:3f93dd1d4cb3 46 */
sam_grove 5:3f93dd1d4cb3 47 class AnalogOut {
sam_grove 5:3f93dd1d4cb3 48
sam_grove 5:3f93dd1d4cb3 49 public:
sam_grove 5:3f93dd1d4cb3 50
sam_grove 5:3f93dd1d4cb3 51 /** Create an AnalogOut connected to the specified pin
sam_grove 5:3f93dd1d4cb3 52 *
sam_grove 5:3f93dd1d4cb3 53 * @param AnalogOut pin to connect to (18)
sam_grove 5:3f93dd1d4cb3 54 */
sam_grove 5:3f93dd1d4cb3 55 AnalogOut(PinName pin) {
sam_grove 5:3f93dd1d4cb3 56 analogout_init(&_dac, pin);
sam_grove 5:3f93dd1d4cb3 57 }
sam_grove 5:3f93dd1d4cb3 58
sam_grove 5:3f93dd1d4cb3 59 /** Set the output voltage, specified as a percentage (float)
sam_grove 5:3f93dd1d4cb3 60 *
sam_grove 5:3f93dd1d4cb3 61 * @param value A floating-point value representing the output voltage,
sam_grove 5:3f93dd1d4cb3 62 * specified as a percentage. The value should lie between
sam_grove 5:3f93dd1d4cb3 63 * 0.0f (representing 0v / 0%) and 1.0f (representing 3.3v / 100%).
sam_grove 5:3f93dd1d4cb3 64 * Values outside this range will be saturated to 0.0f or 1.0f.
sam_grove 5:3f93dd1d4cb3 65 */
sam_grove 5:3f93dd1d4cb3 66 void write(float value) {
sam_grove 5:3f93dd1d4cb3 67 analogout_write(&_dac, value);
sam_grove 5:3f93dd1d4cb3 68 }
sam_grove 5:3f93dd1d4cb3 69
sam_grove 5:3f93dd1d4cb3 70 /** Set the output voltage, represented as an unsigned short in the range [0x0, 0xFFFF]
sam_grove 5:3f93dd1d4cb3 71 *
sam_grove 5:3f93dd1d4cb3 72 * @param value 16-bit unsigned short representing the output voltage,
sam_grove 5:3f93dd1d4cb3 73 * normalised to a 16-bit value (0x0000 = 0v, 0xFFFF = 3.3v)
sam_grove 5:3f93dd1d4cb3 74 */
sam_grove 5:3f93dd1d4cb3 75 void write_u16(unsigned short value) {
sam_grove 5:3f93dd1d4cb3 76 analogout_write_u16(&_dac, value);
sam_grove 5:3f93dd1d4cb3 77 }
sam_grove 5:3f93dd1d4cb3 78
sam_grove 5:3f93dd1d4cb3 79 /** Return the current output voltage setting, measured as a percentage (float)
sam_grove 5:3f93dd1d4cb3 80 *
sam_grove 5:3f93dd1d4cb3 81 * @returns
sam_grove 5:3f93dd1d4cb3 82 * A floating-point value representing the current voltage being output on the pin,
sam_grove 5:3f93dd1d4cb3 83 * measured as a percentage. The returned value will lie between
sam_grove 5:3f93dd1d4cb3 84 * 0.0f (representing 0v / 0%) and 1.0f (representing 3.3v / 100%).
sam_grove 5:3f93dd1d4cb3 85 *
sam_grove 5:3f93dd1d4cb3 86 * @note
sam_grove 5:3f93dd1d4cb3 87 * This value may not match exactly the value set by a previous write().
sam_grove 5:3f93dd1d4cb3 88 */
sam_grove 5:3f93dd1d4cb3 89 float read() {
sam_grove 5:3f93dd1d4cb3 90 return analogout_read(&_dac);
sam_grove 5:3f93dd1d4cb3 91 }
sam_grove 5:3f93dd1d4cb3 92
sam_grove 5:3f93dd1d4cb3 93 #ifdef MBED_OPERATORS
sam_grove 5:3f93dd1d4cb3 94 /** An operator shorthand for write()
sam_grove 5:3f93dd1d4cb3 95 */
sam_grove 5:3f93dd1d4cb3 96 AnalogOut& operator= (float percent) {
sam_grove 5:3f93dd1d4cb3 97 write(percent);
sam_grove 5:3f93dd1d4cb3 98 return *this;
sam_grove 5:3f93dd1d4cb3 99 }
sam_grove 5:3f93dd1d4cb3 100
sam_grove 5:3f93dd1d4cb3 101 AnalogOut& operator= (AnalogOut& rhs) {
sam_grove 5:3f93dd1d4cb3 102 write(rhs.read());
sam_grove 5:3f93dd1d4cb3 103 return *this;
sam_grove 5:3f93dd1d4cb3 104 }
sam_grove 5:3f93dd1d4cb3 105
sam_grove 5:3f93dd1d4cb3 106 /** An operator shorthand for read()
sam_grove 5:3f93dd1d4cb3 107 */
sam_grove 5:3f93dd1d4cb3 108 operator float() {
sam_grove 5:3f93dd1d4cb3 109 return read();
sam_grove 5:3f93dd1d4cb3 110 }
sam_grove 5:3f93dd1d4cb3 111 #endif
sam_grove 5:3f93dd1d4cb3 112
sam_grove 5:3f93dd1d4cb3 113 protected:
sam_grove 5:3f93dd1d4cb3 114 dac_t _dac;
sam_grove 5:3f93dd1d4cb3 115 };
sam_grove 5:3f93dd1d4cb3 116
sam_grove 5:3f93dd1d4cb3 117 } // namespace mbed
sam_grove 5:3f93dd1d4cb3 118
sam_grove 5:3f93dd1d4cb3 119 #endif
sam_grove 5:3f93dd1d4cb3 120
sam_grove 5:3f93dd1d4cb3 121 #endif