mbed-dev library fork for STM32F100R6 microcontroller (LQFP64, 24MHz, 32kB flash, 4kB ram, 2-channel DAC, HDMI CEC, very cheap) . Use in online compiler (instead mbed library) with selected platform Nucleo F103RB.
Fork of mbed-dev by
Tested and working:
- blink
- system frequency 24Mhz (with external xtal 8Mhz)
- stdio uart on pins PA_2-PA_3
- Serial on pins PA_9-PA_10
- AnalogOut on pins PA_4, PA_5 (DAC)
- AnalogIn on pins PA_0, PA_1, PA_2, PA_3, PA_4, PA_5, PA_6, PA_7, PB_0, PB_1, PC_0, PC_1, PC_2, PC_3, PC_5, PC_5
Notes:
- TIM2 is used for mbed needs (eq Timer, Ticker, wait etc. )
Simple test program:Import programtestF100R6
simple tests for STM32F100R6 microcontroller with dedicated library
api/semihost_api.h@0:9b334a45a8ff, 2015-10-01 (annotated)
- Committer:
- bogdanm
- Date:
- Thu Oct 01 15:25:22 2015 +0300
- Revision:
- 0:9b334a45a8ff
Initial commit on mbed-dev
Replaces mbed-src (now inactive)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 0:9b334a45a8ff | 1 | /* mbed Microcontroller Library |
bogdanm | 0:9b334a45a8ff | 2 | * Copyright (c) 2006-2013 ARM Limited |
bogdanm | 0:9b334a45a8ff | 3 | * |
bogdanm | 0:9b334a45a8ff | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
bogdanm | 0:9b334a45a8ff | 5 | * you may not use this file except in compliance with the License. |
bogdanm | 0:9b334a45a8ff | 6 | * You may obtain a copy of the License at |
bogdanm | 0:9b334a45a8ff | 7 | * |
bogdanm | 0:9b334a45a8ff | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
bogdanm | 0:9b334a45a8ff | 9 | * |
bogdanm | 0:9b334a45a8ff | 10 | * Unless required by applicable law or agreed to in writing, software |
bogdanm | 0:9b334a45a8ff | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
bogdanm | 0:9b334a45a8ff | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
bogdanm | 0:9b334a45a8ff | 13 | * See the License for the specific language governing permissions and |
bogdanm | 0:9b334a45a8ff | 14 | * limitations under the License. |
bogdanm | 0:9b334a45a8ff | 15 | */ |
bogdanm | 0:9b334a45a8ff | 16 | #ifndef MBED_SEMIHOST_H |
bogdanm | 0:9b334a45a8ff | 17 | #define MBED_SEMIHOST_H |
bogdanm | 0:9b334a45a8ff | 18 | |
bogdanm | 0:9b334a45a8ff | 19 | #include "device.h" |
bogdanm | 0:9b334a45a8ff | 20 | #include "toolchain.h" |
bogdanm | 0:9b334a45a8ff | 21 | |
bogdanm | 0:9b334a45a8ff | 22 | #ifdef __cplusplus |
bogdanm | 0:9b334a45a8ff | 23 | extern "C" { |
bogdanm | 0:9b334a45a8ff | 24 | #endif |
bogdanm | 0:9b334a45a8ff | 25 | |
bogdanm | 0:9b334a45a8ff | 26 | #if DEVICE_SEMIHOST |
bogdanm | 0:9b334a45a8ff | 27 | |
bogdanm | 0:9b334a45a8ff | 28 | #ifndef __CC_ARM |
bogdanm | 0:9b334a45a8ff | 29 | |
bogdanm | 0:9b334a45a8ff | 30 | #if defined(__ICCARM__) |
bogdanm | 0:9b334a45a8ff | 31 | inline int __semihost(int reason, const void *arg) { |
bogdanm | 0:9b334a45a8ff | 32 | return __semihosting(reason, (void*)arg); |
bogdanm | 0:9b334a45a8ff | 33 | } |
bogdanm | 0:9b334a45a8ff | 34 | #else |
bogdanm | 0:9b334a45a8ff | 35 | |
bogdanm | 0:9b334a45a8ff | 36 | #ifdef __thumb__ |
bogdanm | 0:9b334a45a8ff | 37 | # define AngelSWI 0xAB |
bogdanm | 0:9b334a45a8ff | 38 | # define AngelSWIInsn "bkpt" |
bogdanm | 0:9b334a45a8ff | 39 | # define AngelSWIAsm bkpt |
bogdanm | 0:9b334a45a8ff | 40 | #else |
bogdanm | 0:9b334a45a8ff | 41 | # define AngelSWI 0x123456 |
bogdanm | 0:9b334a45a8ff | 42 | # define AngelSWIInsn "swi" |
bogdanm | 0:9b334a45a8ff | 43 | # define AngelSWIAsm swi |
bogdanm | 0:9b334a45a8ff | 44 | #endif |
bogdanm | 0:9b334a45a8ff | 45 | |
bogdanm | 0:9b334a45a8ff | 46 | static inline int __semihost(int reason, const void *arg) { |
bogdanm | 0:9b334a45a8ff | 47 | int value; |
bogdanm | 0:9b334a45a8ff | 48 | |
bogdanm | 0:9b334a45a8ff | 49 | asm volatile ( |
bogdanm | 0:9b334a45a8ff | 50 | "mov r0, %1" "\n\t" |
bogdanm | 0:9b334a45a8ff | 51 | "mov r1, %2" "\n\t" |
bogdanm | 0:9b334a45a8ff | 52 | AngelSWIInsn " %a3" "\n\t" |
bogdanm | 0:9b334a45a8ff | 53 | "mov %0, r0" |
bogdanm | 0:9b334a45a8ff | 54 | : "=r" (value) /* output operands */ |
bogdanm | 0:9b334a45a8ff | 55 | : "r" (reason), "r" (arg), "i" (AngelSWI) /* input operands */ |
bogdanm | 0:9b334a45a8ff | 56 | : "r0", "r1", "r2", "r3", "ip", "lr", "memory", "cc" /* list of clobbered registers */ |
bogdanm | 0:9b334a45a8ff | 57 | ); |
bogdanm | 0:9b334a45a8ff | 58 | |
bogdanm | 0:9b334a45a8ff | 59 | return value; |
bogdanm | 0:9b334a45a8ff | 60 | } |
bogdanm | 0:9b334a45a8ff | 61 | #endif |
bogdanm | 0:9b334a45a8ff | 62 | #endif |
bogdanm | 0:9b334a45a8ff | 63 | |
bogdanm | 0:9b334a45a8ff | 64 | #if DEVICE_LOCALFILESYSTEM |
bogdanm | 0:9b334a45a8ff | 65 | FILEHANDLE semihost_open(const char* name, int openmode); |
bogdanm | 0:9b334a45a8ff | 66 | int semihost_close (FILEHANDLE fh); |
bogdanm | 0:9b334a45a8ff | 67 | int semihost_read (FILEHANDLE fh, unsigned char* buffer, unsigned int length, int mode); |
bogdanm | 0:9b334a45a8ff | 68 | int semihost_write (FILEHANDLE fh, const unsigned char* buffer, unsigned int length, int mode); |
bogdanm | 0:9b334a45a8ff | 69 | int semihost_ensure(FILEHANDLE fh); |
bogdanm | 0:9b334a45a8ff | 70 | long semihost_flen (FILEHANDLE fh); |
bogdanm | 0:9b334a45a8ff | 71 | int semihost_seek (FILEHANDLE fh, long position); |
bogdanm | 0:9b334a45a8ff | 72 | int semihost_istty (FILEHANDLE fh); |
bogdanm | 0:9b334a45a8ff | 73 | |
bogdanm | 0:9b334a45a8ff | 74 | int semihost_remove(const char *name); |
bogdanm | 0:9b334a45a8ff | 75 | int semihost_rename(const char *old_name, const char *new_name); |
bogdanm | 0:9b334a45a8ff | 76 | #endif |
bogdanm | 0:9b334a45a8ff | 77 | |
bogdanm | 0:9b334a45a8ff | 78 | int semihost_uid(char *uid); |
bogdanm | 0:9b334a45a8ff | 79 | int semihost_reset(void); |
bogdanm | 0:9b334a45a8ff | 80 | int semihost_vbus(void); |
bogdanm | 0:9b334a45a8ff | 81 | int semihost_powerdown(void); |
bogdanm | 0:9b334a45a8ff | 82 | int semihost_exit(void); |
bogdanm | 0:9b334a45a8ff | 83 | |
bogdanm | 0:9b334a45a8ff | 84 | int semihost_connected(void); |
bogdanm | 0:9b334a45a8ff | 85 | int semihost_disabledebug(void); |
bogdanm | 0:9b334a45a8ff | 86 | |
bogdanm | 0:9b334a45a8ff | 87 | #endif |
bogdanm | 0:9b334a45a8ff | 88 | |
bogdanm | 0:9b334a45a8ff | 89 | #ifdef __cplusplus |
bogdanm | 0:9b334a45a8ff | 90 | } |
bogdanm | 0:9b334a45a8ff | 91 | #endif |
bogdanm | 0:9b334a45a8ff | 92 | |
bogdanm | 0:9b334a45a8ff | 93 | #endif |