Ajout FishPeper

OpenSky_BL/uart.h

@@ -0,0 +1,71 @@
+/*
+    Copyright 2016 fishpepper <AT> gmail.com
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+    author: fishpepper <AT> gmail.com
+*/
+#ifndef UART_H_
+#define UART_H_
+
+#include <stdint.h>
+#include "config.h"
+
+// for a 26MHz Crystal:
+#define CC2510_BAUD_M_115200 34
+#define CC2510_BAUD_E_115200 12
+#define CC2510_BAUD_M_57600 34
+#define CC2510_BAUD_E_57600 11
+// best match for 100kbit/s = 99975.5859375 bit/s
+// baudrate = (((256.0 + baud_m)*2.0**baud_e) / (2**28)) * 26000000.0
+#define CC2510_BAUD_E_100000 11
+#define CC2510_BAUD_M_100000 248
+
+
+// set baudrate:
+#if (BOOTLOADER_UART_BAUDRATE == 57600)
+    #define UART_BAUD_M CC2510_BAUD_M_57600
+    #define UART_BAUD_E CC2510_BAUD_E_57600
+#elif (BOOTLOADER_UART_BAUDRATE == 115200)
+    #define UART_BAUD_M CC2510_BAUD_M_115200
+    #define UART_BAUD_E CC2510_BAUD_E_115200
+#elif (BOOTLOADER_UART_BAUDRATE == 100000)
+    #define UART_BAUD_M CC2510_BAUD_M_100000
+    #define UART_BAUD_E CC2510_BAUD_E_100000
+#else
+    #error INVALID BAUDRATE SELECTED ! BOOTLOADER_UART_BAUDRATE
+#endif  // BOOTLOADER_UART_BAUDRATE
+
+
+void uart_init(void);
+
+union uart_config_t{
+  uint8_t byte;
+  struct {
+        uint8_t START : 1;  // start bit level
+        uint8_t STOP  : 1;  // stop bit level
+        uint8_t SPB   : 1;  // stop bits (0=1, 1=2)
+        uint8_t PARITY: 1;  // parity (on/off)
+        uint8_t BIT9  : 1;  // 9 bit mode
+        uint8_t D9    : 1;  // 9th bit level or parity type
+        uint8_t FLOW  : 1;  // flow control
+        uint8_t ORDER : 1;  // data bit order (LSB or MSB first)
+  } bit;
+};
+
+uint8_t uart_getc(void);
+void uart_putc(uint8_t c);
+
+
+#endif  // UART_H_