Added an MS/TP port for the stm32f10x that I did for the STM32 Design Challenge. I didn't add the CMSIS or stm32f10x peripheral driver library, which are available for download from st.com website. I used the IAR EWARM 6.10 compiler.

2011-03-22 20:56:27 +00:00
parent e095715cec
commit b0acccb580
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+/**************************************************************************
+*
+* Copyright (C) 2011 Steve Karg <skarg@users.sourceforge.net>
+*
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to deal in the Software without restriction, including
+* without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to
+* permit persons to whom the Software is furnished to do so, subject to
+* the following conditions:
+*
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*
+* Module Description:
+* Handle the configuration and operation of the RS485 bus.
+**************************************************************************/
+#ifndef RS485_H
+#define RS485_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+    void rs485_init(
+        void);
+    void rs485_rts_enable(
+        bool enable);
+    bool rs485_byte_available(
+        uint8_t * data_register);
+    bool rs485_receive_error(
+        void);
+    void rs485_bytes_send(
+        uint8_t * buffer,       /* data to send */
+        uint16_t nbytes);       /* number of bytes of data */
+    uint32_t rs485_baud_rate(
+        void);
+    bool rs485_baud_rate_set(
+        uint32_t baud);
+    /* a granular approach */
+    void rs485_byte_send(
+        uint8_t data_register);
+    bool rs485_byte_sent(void);
+    bool rs485_frame_sent(void);
+    bool rs485_turnaround_elapsed(
+        void);
+
+    void rs485_silence_reset(void);
+    bool rs485_silence_elapsed(uint32_t interval);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+#endif