不韋 呂 / F746_AcousticEffector_MIC

Audio singal input and output example for DISCO-F746. Input: MEMS mic, Output: CN10 OUT, Acoustic effect: echo and frequency shift. DISCO-F746 によるオーディオ信号入出力．入力：MEMS マイク，出力：CN10 OUT，音響効果：エコー，周波数変換．

Dependencies:   F746_GUI F746_SAI_IO

mbed_src_STM32F7/common/semihost_api.c@10:56f2f01df983, 2017-04-10 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Apr 10 13:44:13 2017 +0000
Revision:
10:56f2f01df983
Parent:
6:38f7dce055d0 
11

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 6:38f7dce055d0 1 /* mbed Microcontroller Library
MikamiUitOpen 6:38f7dce055d0 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 6:38f7dce055d0 3 *
MikamiUitOpen 6:38f7dce055d0 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 6:38f7dce055d0 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 6:38f7dce055d0 6 * You may obtain a copy of the License at
MikamiUitOpen 6:38f7dce055d0 7 *
MikamiUitOpen 6:38f7dce055d0 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 6:38f7dce055d0 9 *
MikamiUitOpen 6:38f7dce055d0 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 6:38f7dce055d0 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 6:38f7dce055d0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 6:38f7dce055d0 13 * See the License for the specific language governing permissions and
MikamiUitOpen 6:38f7dce055d0 14 * limitations under the License.
MikamiUitOpen 6:38f7dce055d0 15 */
MikamiUitOpen 6:38f7dce055d0 16 #include "cmsis.h"
MikamiUitOpen 6:38f7dce055d0 17 #include "semihost_api.h"
MikamiUitOpen 6:38f7dce055d0 18
MikamiUitOpen 6:38f7dce055d0 19 #include <stdint.h>
MikamiUitOpen 6:38f7dce055d0 20 #include <string.h>
MikamiUitOpen 6:38f7dce055d0 21
MikamiUitOpen 6:38f7dce055d0 22 #if DEVICE_SEMIHOST
MikamiUitOpen 6:38f7dce055d0 23
MikamiUitOpen 6:38f7dce055d0 24 // ARM Semihosting Commands
MikamiUitOpen 6:38f7dce055d0 25 #define SYS_OPEN (0x1)
MikamiUitOpen 6:38f7dce055d0 26 #define SYS_CLOSE (0x2)
MikamiUitOpen 6:38f7dce055d0 27 #define SYS_WRITE (0x5)
MikamiUitOpen 6:38f7dce055d0 28 #define SYS_READ (0x6)
MikamiUitOpen 6:38f7dce055d0 29 #define SYS_ISTTY (0x9)
MikamiUitOpen 6:38f7dce055d0 30 #define SYS_SEEK (0xa)
MikamiUitOpen 6:38f7dce055d0 31 #define SYS_ENSURE (0xb)
MikamiUitOpen 6:38f7dce055d0 32 #define SYS_FLEN (0xc)
MikamiUitOpen 6:38f7dce055d0 33 #define SYS_REMOVE (0xe)
MikamiUitOpen 6:38f7dce055d0 34 #define SYS_RENAME (0xf)
MikamiUitOpen 6:38f7dce055d0 35 #define SYS_EXIT (0x18)
MikamiUitOpen 6:38f7dce055d0 36
MikamiUitOpen 6:38f7dce055d0 37 // mbed Semihosting Commands
MikamiUitOpen 6:38f7dce055d0 38 #define RESERVED_FOR_USER_APPLICATIONS (0x100) // 0x100 - 0x1ff
MikamiUitOpen 6:38f7dce055d0 39 #define USR_XFFIND (RESERVED_FOR_USER_APPLICATIONS + 0)
MikamiUitOpen 6:38f7dce055d0 40 #define USR_UID (RESERVED_FOR_USER_APPLICATIONS + 1)
MikamiUitOpen 6:38f7dce055d0 41 #define USR_RESET (RESERVED_FOR_USER_APPLICATIONS + 2)
MikamiUitOpen 6:38f7dce055d0 42 #define USR_VBUS (RESERVED_FOR_USER_APPLICATIONS + 3)
MikamiUitOpen 6:38f7dce055d0 43 #define USR_POWERDOWN (RESERVED_FOR_USER_APPLICATIONS + 4)
MikamiUitOpen 6:38f7dce055d0 44 #define USR_DISABLEDEBUG (RESERVED_FOR_USER_APPLICATIONS + 5)
MikamiUitOpen 6:38f7dce055d0 45
MikamiUitOpen 6:38f7dce055d0 46 #if DEVICE_LOCALFILESYSTEM
MikamiUitOpen 6:38f7dce055d0 47 FILEHANDLE semihost_open(const char* name, int openmode) {
MikamiUitOpen 6:38f7dce055d0 48 uint32_t args[3];
MikamiUitOpen 6:38f7dce055d0 49 args[0] = (uint32_t)name;
MikamiUitOpen 6:38f7dce055d0 50 args[1] = (uint32_t)openmode;
MikamiUitOpen 6:38f7dce055d0 51 args[2] = (uint32_t)strlen(name);
MikamiUitOpen 6:38f7dce055d0 52 return __semihost(SYS_OPEN, args);
MikamiUitOpen 6:38f7dce055d0 53 }
MikamiUitOpen 6:38f7dce055d0 54
MikamiUitOpen 6:38f7dce055d0 55 int semihost_close(FILEHANDLE fh) {
MikamiUitOpen 6:38f7dce055d0 56 return __semihost(SYS_CLOSE, &fh);
MikamiUitOpen 6:38f7dce055d0 57 }
MikamiUitOpen 6:38f7dce055d0 58
MikamiUitOpen 6:38f7dce055d0 59 int semihost_write(FILEHANDLE fh, const unsigned char* buffer, unsigned int length, int mode) {
MikamiUitOpen 6:38f7dce055d0 60 if (length == 0) return 0;
MikamiUitOpen 6:38f7dce055d0 61
MikamiUitOpen 6:38f7dce055d0 62 uint32_t args[3];
MikamiUitOpen 6:38f7dce055d0 63 args[0] = (uint32_t)fh;
MikamiUitOpen 6:38f7dce055d0 64 args[1] = (uint32_t)buffer;
MikamiUitOpen 6:38f7dce055d0 65 args[2] = (uint32_t)length;
MikamiUitOpen 6:38f7dce055d0 66 return __semihost(SYS_WRITE, args);
MikamiUitOpen 6:38f7dce055d0 67 }
MikamiUitOpen 6:38f7dce055d0 68
MikamiUitOpen 6:38f7dce055d0 69 int semihost_read(FILEHANDLE fh, unsigned char* buffer, unsigned int length, int mode) {
MikamiUitOpen 6:38f7dce055d0 70 uint32_t args[3];
MikamiUitOpen 6:38f7dce055d0 71 args[0] = (uint32_t)fh;
MikamiUitOpen 6:38f7dce055d0 72 args[1] = (uint32_t)buffer;
MikamiUitOpen 6:38f7dce055d0 73 args[2] = (uint32_t)length;
MikamiUitOpen 6:38f7dce055d0 74 return __semihost(SYS_READ, args);
MikamiUitOpen 6:38f7dce055d0 75 }
MikamiUitOpen 6:38f7dce055d0 76
MikamiUitOpen 6:38f7dce055d0 77 int semihost_istty(FILEHANDLE fh) {
MikamiUitOpen 6:38f7dce055d0 78 return __semihost(SYS_ISTTY, &fh);
MikamiUitOpen 6:38f7dce055d0 79 }
MikamiUitOpen 6:38f7dce055d0 80
MikamiUitOpen 6:38f7dce055d0 81 int semihost_seek(FILEHANDLE fh, long position) {
MikamiUitOpen 6:38f7dce055d0 82 uint32_t args[2];
MikamiUitOpen 6:38f7dce055d0 83 args[0] = (uint32_t)fh;
MikamiUitOpen 6:38f7dce055d0 84 args[1] = (uint32_t)position;
MikamiUitOpen 6:38f7dce055d0 85 return __semihost(SYS_SEEK, args);
MikamiUitOpen 6:38f7dce055d0 86 }
MikamiUitOpen 6:38f7dce055d0 87
MikamiUitOpen 6:38f7dce055d0 88 int semihost_ensure(FILEHANDLE fh) {
MikamiUitOpen 6:38f7dce055d0 89 return __semihost(SYS_ENSURE, &fh);
MikamiUitOpen 6:38f7dce055d0 90 }
MikamiUitOpen 6:38f7dce055d0 91
MikamiUitOpen 6:38f7dce055d0 92 long semihost_flen(FILEHANDLE fh) {
MikamiUitOpen 6:38f7dce055d0 93 return __semihost(SYS_FLEN, &fh);
MikamiUitOpen 6:38f7dce055d0 94 }
MikamiUitOpen 6:38f7dce055d0 95
MikamiUitOpen 6:38f7dce055d0 96 int semihost_remove(const char *name) {
MikamiUitOpen 6:38f7dce055d0 97 uint32_t args[2];
MikamiUitOpen 6:38f7dce055d0 98 args[0] = (uint32_t)name;
MikamiUitOpen 6:38f7dce055d0 99 args[1] = (uint32_t)strlen(name);
MikamiUitOpen 6:38f7dce055d0 100 return __semihost(SYS_REMOVE, args);
MikamiUitOpen 6:38f7dce055d0 101 }
MikamiUitOpen 6:38f7dce055d0 102
MikamiUitOpen 6:38f7dce055d0 103 int semihost_rename(const char *old_name, const char *new_name) {
MikamiUitOpen 6:38f7dce055d0 104 uint32_t args[4];
MikamiUitOpen 6:38f7dce055d0 105 args[0] = (uint32_t)old_name;
MikamiUitOpen 6:38f7dce055d0 106 args[1] = (uint32_t)strlen(old_name);
MikamiUitOpen 6:38f7dce055d0 107 args[0] = (uint32_t)new_name;
MikamiUitOpen 6:38f7dce055d0 108 args[1] = (uint32_t)strlen(new_name);
MikamiUitOpen 6:38f7dce055d0 109 return __semihost(SYS_RENAME, args);
MikamiUitOpen 6:38f7dce055d0 110 }
MikamiUitOpen 6:38f7dce055d0 111 #endif
MikamiUitOpen 6:38f7dce055d0 112
MikamiUitOpen 6:38f7dce055d0 113 int semihost_exit(void) {
MikamiUitOpen 6:38f7dce055d0 114 uint32_t args[4];
MikamiUitOpen 6:38f7dce055d0 115 return __semihost(SYS_EXIT, args);
MikamiUitOpen 6:38f7dce055d0 116 }
MikamiUitOpen 6:38f7dce055d0 117
MikamiUitOpen 6:38f7dce055d0 118 int semihost_uid(char *uid) {
MikamiUitOpen 6:38f7dce055d0 119 uint32_t args[2];
MikamiUitOpen 6:38f7dce055d0 120 args[0] = (uint32_t)uid;
MikamiUitOpen 6:38f7dce055d0 121 args[1] = DEVICE_ID_LENGTH + 1;
MikamiUitOpen 6:38f7dce055d0 122 return __semihost(USR_UID, &args);
MikamiUitOpen 6:38f7dce055d0 123 }
MikamiUitOpen 6:38f7dce055d0 124
MikamiUitOpen 6:38f7dce055d0 125 int semihost_reset(void) {
MikamiUitOpen 6:38f7dce055d0 126 // Does not normally return, however if used with older firmware versions
MikamiUitOpen 6:38f7dce055d0 127 // that do not support this call it will return -1.
MikamiUitOpen 6:38f7dce055d0 128 return __semihost(USR_RESET, NULL);
MikamiUitOpen 6:38f7dce055d0 129 }
MikamiUitOpen 6:38f7dce055d0 130
MikamiUitOpen 6:38f7dce055d0 131 int semihost_vbus(void) {
MikamiUitOpen 6:38f7dce055d0 132 return __semihost(USR_VBUS, NULL);
MikamiUitOpen 6:38f7dce055d0 133 }
MikamiUitOpen 6:38f7dce055d0 134
MikamiUitOpen 6:38f7dce055d0 135 int semihost_powerdown(void) {
MikamiUitOpen 6:38f7dce055d0 136 return __semihost(USR_POWERDOWN, NULL);
MikamiUitOpen 6:38f7dce055d0 137 }
MikamiUitOpen 6:38f7dce055d0 138
MikamiUitOpen 6:38f7dce055d0 139 #if DEVICE_DEBUG_AWARENESS
MikamiUitOpen 6:38f7dce055d0 140
MikamiUitOpen 6:38f7dce055d0 141 int semihost_connected(void) {
MikamiUitOpen 6:38f7dce055d0 142 return (CoreDebug->DHCSR & CoreDebug_DHCSR_C_DEBUGEN_Msk) ? 1 : 0;
MikamiUitOpen 6:38f7dce055d0 143 }
MikamiUitOpen 6:38f7dce055d0 144
MikamiUitOpen 6:38f7dce055d0 145 #else
MikamiUitOpen 6:38f7dce055d0 146 // These processors cannot know if the interface is connect, assume so:
MikamiUitOpen 6:38f7dce055d0 147 static int is_debugger_attached = 1;
MikamiUitOpen 6:38f7dce055d0 148
MikamiUitOpen 6:38f7dce055d0 149 int semihost_connected(void) {
MikamiUitOpen 6:38f7dce055d0 150 return is_debugger_attached;
MikamiUitOpen 6:38f7dce055d0 151 }
MikamiUitOpen 6:38f7dce055d0 152 #endif
MikamiUitOpen 6:38f7dce055d0 153
MikamiUitOpen 6:38f7dce055d0 154 int semihost_disabledebug(void) {
MikamiUitOpen 6:38f7dce055d0 155 #if !(DEVICE_DEBUG_AWARENESS)
MikamiUitOpen 6:38f7dce055d0 156 is_debugger_attached = 0;
MikamiUitOpen 6:38f7dce055d0 157 #endif
MikamiUitOpen 6:38f7dce055d0 158 return __semihost(USR_DISABLEDEBUG, NULL);
MikamiUitOpen 6:38f7dce055d0 159 }
MikamiUitOpen 6:38f7dce055d0 160
MikamiUitOpen 6:38f7dce055d0 161 #endif
MikamiUitOpen 6:38f7dce055d0 162