Ryo Hagimoto / Mbed OS RZ_A2M_Mbed_samples_20201012

GR-MANGO sample using mbed-os library from my repository.

Dependencies:   mbed-http

sample_programs/sample_15_ceu_lcd_pwm.cpp@0:b4c1e32627f2, 2020-10-12 (annotated)

Committer:
RyoheiHagimoto
Date:
Mon Oct 12 02:25:49 2020 +0000
Revision:
0:b4c1e32627f2
replaced mbed-os library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RyoheiHagimoto 0:b4c1e32627f2 1 /*******************************************************************************
RyoheiHagimoto 0:b4c1e32627f2 2 * DISCLAIMER
RyoheiHagimoto 0:b4c1e32627f2 3 * This software is supplied by Renesas Electronics Corporation and is only
RyoheiHagimoto 0:b4c1e32627f2 4 * intended for use with Renesas products. No other uses are authorized. This
RyoheiHagimoto 0:b4c1e32627f2 5 * software is owned by Renesas Electronics Corporation and is protected under
RyoheiHagimoto 0:b4c1e32627f2 6 * all applicable laws, including copyright laws.
RyoheiHagimoto 0:b4c1e32627f2 7 * THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
RyoheiHagimoto 0:b4c1e32627f2 8 * THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT
RyoheiHagimoto 0:b4c1e32627f2 9 * LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
RyoheiHagimoto 0:b4c1e32627f2 10 * AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
RyoheiHagimoto 0:b4c1e32627f2 11 * TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
RyoheiHagimoto 0:b4c1e32627f2 12 * ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
RyoheiHagimoto 0:b4c1e32627f2 13 * FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
RyoheiHagimoto 0:b4c1e32627f2 14 * ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
RyoheiHagimoto 0:b4c1e32627f2 15 * BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
RyoheiHagimoto 0:b4c1e32627f2 16 * Renesas reserves the right, without notice, to make changes to this software
RyoheiHagimoto 0:b4c1e32627f2 17 * and to discontinue the availability of this software. By using this software,
RyoheiHagimoto 0:b4c1e32627f2 18 * you agree to the additional terms and conditions found by accessing the
RyoheiHagimoto 0:b4c1e32627f2 19 * following link:
RyoheiHagimoto 0:b4c1e32627f2 20 * http://www.renesas.com/disclaimer
RyoheiHagimoto 0:b4c1e32627f2 21 *
RyoheiHagimoto 0:b4c1e32627f2 22 * Copyright (C) 2019 Renesas Electronics Corporation. All rights reserved.
RyoheiHagimoto 0:b4c1e32627f2 23 *******************************************************************************/
RyoheiHagimoto 0:b4c1e32627f2 24 #include "sample_select.h"
RyoheiHagimoto 0:b4c1e32627f2 25
RyoheiHagimoto 0:b4c1e32627f2 26 #if (SAMPLE_PROGRAM_NO == 15)
RyoheiHagimoto 0:b4c1e32627f2 27 // SAMPLE_PROGRAM_NO 15 : CEU, LCD and PWM sample
RyoheiHagimoto 0:b4c1e32627f2 28 //
RyoheiHagimoto 0:b4c1e32627f2 29 // Display camera image on LCD
RyoheiHagimoto 0:b4c1e32627f2 30 // Pressing SW3 changes the LCD backlight. (PWM)
RyoheiHagimoto 0:b4c1e32627f2 31 //
RyoheiHagimoto 0:b4c1e32627f2 32 // Please set the value of "camera-type" in "mbed_app.json" to "CAMERA_MT9V111", "CAMERA_OV7725", "CAMERA_OV5642" or "CAMERA_WIRELESS_CAMERA".
RyoheiHagimoto 0:b4c1e32627f2 33 //
RyoheiHagimoto 0:b4c1e32627f2 34 // "camera-type":{
RyoheiHagimoto 0:b4c1e32627f2 35 // "help": "Please see EasyAttach_CameraAndLCD/README.md",
RyoheiHagimoto 0:b4c1e32627f2 36 // "value": "CAMERA_XXXXXXXX"
RyoheiHagimoto 0:b4c1e32627f2 37 // },
RyoheiHagimoto 0:b4c1e32627f2 38 //
RyoheiHagimoto 0:b4c1e32627f2 39 // Please set the value of "lcd-type" in "mbed_app.json" to "TF043HV001A0", "ATM0430D25", "FG040346DSSWBG03" or "RSK_TFT".
RyoheiHagimoto 0:b4c1e32627f2 40 //
RyoheiHagimoto 0:b4c1e32627f2 41 // "lcd-type":{
RyoheiHagimoto 0:b4c1e32627f2 42 // "help": "Please see EasyAttach_CameraAndLCD/README.md",
RyoheiHagimoto 0:b4c1e32627f2 43 // "value": "RSK_TFT"
RyoheiHagimoto 0:b4c1e32627f2 44 // },
RyoheiHagimoto 0:b4c1e32627f2 45
RyoheiHagimoto 0:b4c1e32627f2 46 #if defined(TARGET_SEMB1402) || defined(TARGET_RZ_A2M_SBEV)
RyoheiHagimoto 0:b4c1e32627f2 47 #error "LCD is not supported."
RyoheiHagimoto 0:b4c1e32627f2 48 #endif
RyoheiHagimoto 0:b4c1e32627f2 49
RyoheiHagimoto 0:b4c1e32627f2 50 #include "mbed.h"
RyoheiHagimoto 0:b4c1e32627f2 51 #include "EasyAttach_CameraAndLCD.h"
RyoheiHagimoto 0:b4c1e32627f2 52
RyoheiHagimoto 0:b4c1e32627f2 53 /*! Frame buffer stride: Frame buffer stride should be set to a multiple of 32 or 128
RyoheiHagimoto 0:b4c1e32627f2 54 in accordance with the frame buffer burst transfer mode. */
RyoheiHagimoto 0:b4c1e32627f2 55 #define VIDEO_PIXEL_HW (640)
RyoheiHagimoto 0:b4c1e32627f2 56 #define VIDEO_PIXEL_VW (480)
RyoheiHagimoto 0:b4c1e32627f2 57
RyoheiHagimoto 0:b4c1e32627f2 58 #define DATA_SIZE_PER_PIC (2u)
RyoheiHagimoto 0:b4c1e32627f2 59 #define FRAME_BUFFER_STRIDE (((VIDEO_PIXEL_HW * DATA_SIZE_PER_PIC) + 31u) & ~31u)
RyoheiHagimoto 0:b4c1e32627f2 60 #define FRAME_BUFFER_HEIGHT (VIDEO_PIXEL_VW)
RyoheiHagimoto 0:b4c1e32627f2 61
RyoheiHagimoto 0:b4c1e32627f2 62 DisplayBase Display;
RyoheiHagimoto 0:b4c1e32627f2 63
RyoheiHagimoto 0:b4c1e32627f2 64 static uint8_t user_frame_buffer0[FRAME_BUFFER_STRIDE * FRAME_BUFFER_HEIGHT]__attribute((section("NC_BSS"),aligned(32)));
RyoheiHagimoto 0:b4c1e32627f2 65
RyoheiHagimoto 0:b4c1e32627f2 66 static void Start_Video_Camera(void) {
RyoheiHagimoto 0:b4c1e32627f2 67 // Video capture setting (progressive form fixed)
RyoheiHagimoto 0:b4c1e32627f2 68 Display.Video_Write_Setting(
RyoheiHagimoto 0:b4c1e32627f2 69 DisplayBase::VIDEO_INPUT_CHANNEL_0,
RyoheiHagimoto 0:b4c1e32627f2 70 DisplayBase::COL_SYS_NTSC_358,
RyoheiHagimoto 0:b4c1e32627f2 71 (void *)user_frame_buffer0,
RyoheiHagimoto 0:b4c1e32627f2 72 FRAME_BUFFER_STRIDE,
RyoheiHagimoto 0:b4c1e32627f2 73 DisplayBase::VIDEO_FORMAT_YCBCR422,
RyoheiHagimoto 0:b4c1e32627f2 74 DisplayBase::WR_RD_WRSWA_32_16BIT,
RyoheiHagimoto 0:b4c1e32627f2 75 VIDEO_PIXEL_VW,
RyoheiHagimoto 0:b4c1e32627f2 76 VIDEO_PIXEL_HW
RyoheiHagimoto 0:b4c1e32627f2 77 );
RyoheiHagimoto 0:b4c1e32627f2 78 EasyAttach_CameraStart(Display, DisplayBase::VIDEO_INPUT_CHANNEL_0);
RyoheiHagimoto 0:b4c1e32627f2 79 }
RyoheiHagimoto 0:b4c1e32627f2 80
RyoheiHagimoto 0:b4c1e32627f2 81 static void Start_LCD_Display(void) {
RyoheiHagimoto 0:b4c1e32627f2 82 DisplayBase::rect_t rect;
RyoheiHagimoto 0:b4c1e32627f2 83
RyoheiHagimoto 0:b4c1e32627f2 84 #if (LCD_PIXEL_HEIGHT > VIDEO_PIXEL_VW)
RyoheiHagimoto 0:b4c1e32627f2 85 rect.vs = (LCD_PIXEL_HEIGHT - VIDEO_PIXEL_VW) / 2; // centering
RyoheiHagimoto 0:b4c1e32627f2 86 #else
RyoheiHagimoto 0:b4c1e32627f2 87 rect.vs = 0;
RyoheiHagimoto 0:b4c1e32627f2 88 #endif
RyoheiHagimoto 0:b4c1e32627f2 89 rect.vw = VIDEO_PIXEL_VW;
RyoheiHagimoto 0:b4c1e32627f2 90 #if (LCD_PIXEL_WIDTH > VIDEO_PIXEL_HW)
RyoheiHagimoto 0:b4c1e32627f2 91 rect.hs = (LCD_PIXEL_WIDTH - VIDEO_PIXEL_HW) / 2; // centering
RyoheiHagimoto 0:b4c1e32627f2 92 #else
RyoheiHagimoto 0:b4c1e32627f2 93 rect.hs = 0;
RyoheiHagimoto 0:b4c1e32627f2 94 #endif
RyoheiHagimoto 0:b4c1e32627f2 95 rect.hw = VIDEO_PIXEL_HW;
RyoheiHagimoto 0:b4c1e32627f2 96 Display.Graphics_Read_Setting(
RyoheiHagimoto 0:b4c1e32627f2 97 DisplayBase::GRAPHICS_LAYER_0,
RyoheiHagimoto 0:b4c1e32627f2 98 (void *)user_frame_buffer0,
RyoheiHagimoto 0:b4c1e32627f2 99 FRAME_BUFFER_STRIDE,
RyoheiHagimoto 0:b4c1e32627f2 100 DisplayBase::GRAPHICS_FORMAT_YCBCR422,
RyoheiHagimoto 0:b4c1e32627f2 101 DisplayBase::WR_RD_WRSWA_32_16BIT,
RyoheiHagimoto 0:b4c1e32627f2 102 &rect
RyoheiHagimoto 0:b4c1e32627f2 103 );
RyoheiHagimoto 0:b4c1e32627f2 104 Display.Graphics_Start(DisplayBase::GRAPHICS_LAYER_0);
RyoheiHagimoto 0:b4c1e32627f2 105
RyoheiHagimoto 0:b4c1e32627f2 106 ThisThread::sleep_for(50);
RyoheiHagimoto 0:b4c1e32627f2 107 EasyAttach_LcdBacklight(true);
RyoheiHagimoto 0:b4c1e32627f2 108 }
RyoheiHagimoto 0:b4c1e32627f2 109
RyoheiHagimoto 0:b4c1e32627f2 110 static void button_fall(void) {
RyoheiHagimoto 0:b4c1e32627f2 111 static uint32_t backlight_val = 10;
RyoheiHagimoto 0:b4c1e32627f2 112
RyoheiHagimoto 0:b4c1e32627f2 113 if (backlight_val > 0) {
RyoheiHagimoto 0:b4c1e32627f2 114 backlight_val--;
RyoheiHagimoto 0:b4c1e32627f2 115 } else {
RyoheiHagimoto 0:b4c1e32627f2 116 backlight_val = 10;
RyoheiHagimoto 0:b4c1e32627f2 117 }
RyoheiHagimoto 0:b4c1e32627f2 118 EasyAttach_LcdBacklight((float)(0.1f * backlight_val));
RyoheiHagimoto 0:b4c1e32627f2 119 }
RyoheiHagimoto 0:b4c1e32627f2 120
RyoheiHagimoto 0:b4c1e32627f2 121 int main(void) {
RyoheiHagimoto 0:b4c1e32627f2 122 EasyAttach_Init(Display);
RyoheiHagimoto 0:b4c1e32627f2 123 Start_LCD_Display();
RyoheiHagimoto 0:b4c1e32627f2 124 Start_Video_Camera();
RyoheiHagimoto 0:b4c1e32627f2 125
RyoheiHagimoto 0:b4c1e32627f2 126 InterruptIn button(USER_BUTTON0);
RyoheiHagimoto 0:b4c1e32627f2 127 button.fall(&button_fall);
RyoheiHagimoto 0:b4c1e32627f2 128
RyoheiHagimoto 0:b4c1e32627f2 129 ThisThread::sleep_for(osWaitForever);
RyoheiHagimoto 0:b4c1e32627f2 130 }
RyoheiHagimoto 0:b4c1e32627f2 131
RyoheiHagimoto 0:b4c1e32627f2 132 #endif