Yasuo Urabe / EFM32_SegmentLCD

To avoid the LOW_FREQUENCY_VALUE issue. Change the 32768 direct value as for it.

Fork of EFM32_SegmentLCD by Silicon Labs

EFM32_SegmentLCD.cpp@7:10a37bbb0698, 2016-12-14 (annotated)

Committer:
ura_pooh
Date:
Wed Dec 14 10:28:25 2016 +0000
Revision:
7:10a37bbb0698
Parent:
4:b00dd7d93faf 
LOW FREQUENCY VALUE was not founded. So I changed to modify 32768  as the value.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Steven Cooreman 0:559902e88130 1 /***************************************************************************//**
Steven Cooreman 0:559902e88130 2 * @file EFM32_SegmentLCD.cpp
Steven Cooreman 0:559902e88130 3 * @brief Driver class for the segment LCD's on some of the EFM32 kits.
Steven Cooreman 0:559902e88130 4 *******************************************************************************
Steven Cooreman 0:559902e88130 5 * @section License
Steven Cooreman 0:559902e88130 6 * <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
Steven Cooreman 0:559902e88130 7 *******************************************************************************
Steven Cooreman 0:559902e88130 8 *
Steven Cooreman 0:559902e88130 9 * Permission is granted to anyone to use this software for any purpose,
Steven Cooreman 0:559902e88130 10 * including commercial applications, and to alter it and redistribute it
Steven Cooreman 0:559902e88130 11 * freely, subject to the following restrictions:
Steven Cooreman 0:559902e88130 12 *
Steven Cooreman 0:559902e88130 13 * 1. The origin of this software must not be misrepresented; you must not
Steven Cooreman 0:559902e88130 14 * claim that you wrote the original software.
Steven Cooreman 0:559902e88130 15 * 2. Altered source versions must be plainly marked as such, and must not be
Steven Cooreman 0:559902e88130 16 * misrepresented as being the original software.
Steven Cooreman 0:559902e88130 17 * 3. This notice may not be removed or altered from any source distribution.
Steven Cooreman 0:559902e88130 18 *
Steven Cooreman 0:559902e88130 19 * DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no
Steven Cooreman 0:559902e88130 20 * obligation to support this Software. Silicon Labs is providing the
Steven Cooreman 0:559902e88130 21 * Software "AS IS", with no express or implied warranties of any kind,
Steven Cooreman 0:559902e88130 22 * including, but not limited to, any implied warranties of merchantability
Steven Cooreman 0:559902e88130 23 * or fitness for any particular purpose or warranties against infringement
Steven Cooreman 0:559902e88130 24 * of any proprietary rights of a third party.
Steven Cooreman 0:559902e88130 25 *
Steven Cooreman 0:559902e88130 26 * Silicon Labs will not be liable for any consequential, incidental, or
Steven Cooreman 0:559902e88130 27 * special damages, or any other relief, or for any claim by any third party,
Steven Cooreman 0:559902e88130 28 * arising from your use of this Software.
Steven Cooreman 0:559902e88130 29 *
Steven Cooreman 0:559902e88130 30 ******************************************************************************/
Steven Cooreman 0:559902e88130 31
Steven Cooreman 0:559902e88130 32 #include <mbed.h>
Steven Cooreman 0:559902e88130 33 #include "pinmap.h"
Steven Cooreman 0:559902e88130 34 #include "EFM32_SegmentLCD.h"
Steven Cooreman 0:559902e88130 35 #include "segmentlcd.h"
Steven Cooreman 3:4e4f16874281 36 #include "sleep_api.h"
Steven Cooreman 0:559902e88130 37
Steven Cooreman 0:559902e88130 38 namespace silabs {
Steven Cooreman 0:559902e88130 39 /*
Steven Cooreman 0:559902e88130 40 * Constructor.
Steven Cooreman 0:559902e88130 41 */
Steven Cooreman 0:559902e88130 42 EFM32_SegmentLCD::EFM32_SegmentLCD() {
Steven Cooreman 0:559902e88130 43 /* Set all pins used for the LCD to disabled. */
Steven Cooreman 0:559902e88130 44 uint32_t num_pins = sizeof(outPins) / sizeof(outPins[0]);
Steven Cooreman 0:559902e88130 45 for(uint8_t i = 0; i < num_pins; i++) {
Steven Cooreman 0:559902e88130 46 pin_mode(outPins[i], Disabled);
Steven Cooreman 0:559902e88130 47 }
Steven Cooreman 0:559902e88130 48
Steven Cooreman 0:559902e88130 49 /* Initialize the LCD without voltage booster */
Steven Cooreman 0:559902e88130 50 SegmentLCD_Init(false);
Steven Cooreman 3:4e4f16874281 51
Steven Cooreman 3:4e4f16874281 52 /* Block sleep mode */
Steven Cooreman 3:4e4f16874281 53 blockSleepMode(EM2);
Steven Cooreman 3:4e4f16874281 54 }
Steven Cooreman 3:4e4f16874281 55
Steven Cooreman 4:b00dd7d93faf 56 EFM32_SegmentLCD::~EFM32_SegmentLCD() {
Steven Cooreman 3:4e4f16874281 57 /* Shut off LCD peripheral */
Steven Cooreman 3:4e4f16874281 58 SegmentLCD_Disable();
Steven Cooreman 3:4e4f16874281 59
Steven Cooreman 3:4e4f16874281 60 /* Unblock sleep mode */
Steven Cooreman 3:4e4f16874281 61 unblockSleepMode(EM2);
Steven Cooreman 0:559902e88130 62 }
Steven Cooreman 0:559902e88130 63
Steven Cooreman 0:559902e88130 64 void EFM32_SegmentLCD::AllOff( void ) {
Steven Cooreman 0:559902e88130 65 SegmentLCD_AllOff();
Steven Cooreman 0:559902e88130 66 }
Steven Cooreman 0:559902e88130 67
Steven Cooreman 0:559902e88130 68 void EFM32_SegmentLCD::AllOn( void ) {
Steven Cooreman 0:559902e88130 69 SegmentLCD_AllOn();
Steven Cooreman 0:559902e88130 70 }
Steven Cooreman 0:559902e88130 71
Steven Cooreman 0:559902e88130 72 /*
Steven Cooreman 0:559902e88130 73 * Switch off (clear) the alphanumeric portion of the display
Steven Cooreman 0:559902e88130 74 */
Steven Cooreman 0:559902e88130 75 void EFM32_SegmentLCD::AlphaNumberOff(void) {
Steven Cooreman 0:559902e88130 76 SegmentLCD_AlphaNumberOff();
Steven Cooreman 0:559902e88130 77 }
Steven Cooreman 0:559902e88130 78
Steven Cooreman 0:559902e88130 79 /*
Steven Cooreman 0:559902e88130 80 * Switch specified segment on the ring on/off
Steven Cooreman 0:559902e88130 81 * anum: ring segment index
Steven Cooreman 0:559902e88130 82 * on: true to turn on, false to turn off
Steven Cooreman 0:559902e88130 83 */
Steven Cooreman 0:559902e88130 84 void EFM32_SegmentLCD::ARing(int anum, bool on) {
Steven Cooreman 0:559902e88130 85 SegmentLCD_ARing(anum, (on ? 1 : 0));
Steven Cooreman 0:559902e88130 86 }
Steven Cooreman 0:559902e88130 87
Steven Cooreman 0:559902e88130 88 /*
Steven Cooreman 0:559902e88130 89 * Display a battery level on the LCD.
Steven Cooreman 0:559902e88130 90 * 0 = off
Steven Cooreman 0:559902e88130 91 * 1 = lowest block
Steven Cooreman 0:559902e88130 92 * 2 = lowest + second-to-lowest
Steven Cooreman 0:559902e88130 93 * ...
Steven Cooreman 0:559902e88130 94 */
Steven Cooreman 0:559902e88130 95 void EFM32_SegmentLCD::Battery(int batteryLevel) {
Steven Cooreman 0:559902e88130 96 SegmentLCD_Battery(batteryLevel);
Steven Cooreman 0:559902e88130 97 }
Steven Cooreman 0:559902e88130 98
Steven Cooreman 0:559902e88130 99 /*
Steven Cooreman 0:559902e88130 100 * Display an energy mode ring on the LCD.
Steven Cooreman 0:559902e88130 101 * em = energy mode number to display
Steven Cooreman 0:559902e88130 102 * on = true to turn on, false to turn off.
Steven Cooreman 0:559902e88130 103 */
Steven Cooreman 0:559902e88130 104 void EFM32_SegmentLCD::EnergyMode(int em, bool on) {
Steven Cooreman 0:559902e88130 105 SegmentLCD_EnergyMode(em, (on ? 1 : 0));
Steven Cooreman 0:559902e88130 106 }
Steven Cooreman 0:559902e88130 107
Steven Cooreman 0:559902e88130 108 /*
Steven Cooreman 0:559902e88130 109 * Display an unsigned integer on the alphanumeric
Steven Cooreman 0:559902e88130 110 * portion of the display as a hex value.
Steven Cooreman 0:559902e88130 111 *
Steven Cooreman 0:559902e88130 112 * num = number to display
Steven Cooreman 0:559902e88130 113 */
Steven Cooreman 0:559902e88130 114 void EFM32_SegmentLCD::LowerHex( uint32_t num ) {
Steven Cooreman 0:559902e88130 115 SegmentLCD_LowerHex(num);
Steven Cooreman 0:559902e88130 116 }
Steven Cooreman 0:559902e88130 117
Steven Cooreman 0:559902e88130 118 /*
Steven Cooreman 0:559902e88130 119 * Display a signed integer as decimal number on
Steven Cooreman 0:559902e88130 120 * the alphanumeric part of the display.
Steven Cooreman 0:559902e88130 121 */
Steven Cooreman 0:559902e88130 122 void EFM32_SegmentLCD::LowerNumber( int num ) {
Steven Cooreman 0:559902e88130 123 SegmentLCD_LowerNumber(num);
Steven Cooreman 0:559902e88130 124 }
Steven Cooreman 0:559902e88130 125
Steven Cooreman 0:559902e88130 126 /*
Steven Cooreman 0:559902e88130 127 * Display a signed integer on the numeric part
Steven Cooreman 0:559902e88130 128 * of the display (clock area).
Steven Cooreman 0:559902e88130 129 * max = 9999, min = -9999
Steven Cooreman 0:559902e88130 130 */
Steven Cooreman 0:559902e88130 131 void EFM32_SegmentLCD::Number(int value) {
Steven Cooreman 0:559902e88130 132 SegmentLCD_Number(value);
Steven Cooreman 0:559902e88130 133 }
Steven Cooreman 0:559902e88130 134
Steven Cooreman 0:559902e88130 135 /*
Steven Cooreman 0:559902e88130 136 * Clear the numeric part of the display.
Steven Cooreman 0:559902e88130 137 */
Steven Cooreman 0:559902e88130 138 void EFM32_SegmentLCD::NumberOff(void) {
Steven Cooreman 0:559902e88130 139 SegmentLCD_NumberOff();
Steven Cooreman 0:559902e88130 140 }
Steven Cooreman 0:559902e88130 141
Steven Cooreman 0:559902e88130 142 /*
Steven Cooreman 0:559902e88130 143 * Turn a predefined symbol on or off.
Steven Cooreman 0:559902e88130 144 * lcdSymbol = predefined symbol in segmentlcdconfig_*.h
Steven Cooreman 0:559902e88130 145 * on = true to turn on, false to turn off.
Steven Cooreman 0:559902e88130 146 */
Steven Cooreman 0:559902e88130 147 void EFM32_SegmentLCD::Symbol(lcdSymbol s, bool on) {
Steven Cooreman 0:559902e88130 148 SegmentLCD_Symbol(s, (on ? 1 : 0));
Steven Cooreman 0:559902e88130 149 }
Steven Cooreman 0:559902e88130 150
Steven Cooreman 0:559902e88130 151 /*
Steven Cooreman 0:559902e88130 152 * Display an unsigned short integer as a hex value
Steven Cooreman 0:559902e88130 153 * on the numeric part of the display.
Steven Cooreman 0:559902e88130 154 * max = FFFF, min = 0
Steven Cooreman 0:559902e88130 155 */
Steven Cooreman 0:559902e88130 156 void EFM32_SegmentLCD::UnsignedHex(uint16_t value) {
Steven Cooreman 0:559902e88130 157 SegmentLCD_UnsignedHex(value);
Steven Cooreman 0:559902e88130 158 }
Steven Cooreman 0:559902e88130 159
Steven Cooreman 0:559902e88130 160 /*
Steven Cooreman 0:559902e88130 161 * Display a 7-character string on the alphanumeric
Steven Cooreman 0:559902e88130 162 * portion of the display.
Steven Cooreman 0:559902e88130 163 */
Steven Cooreman 0:559902e88130 164 void EFM32_SegmentLCD::Write(char *string) {
Steven Cooreman 0:559902e88130 165 SegmentLCD_Write(string);
Steven Cooreman 0:559902e88130 166 }
Steven Cooreman 0:559902e88130 167
Steven Cooreman 0:559902e88130 168
Steven Cooreman 0:559902e88130 169 }