Morgan Du / Mbed OS Serial-to-Ethernet

Transfer data between UART ports and Ethernet.

Dependencies:   BufferedSerial

Transfer data between UART ports and Ethernet.

  • Support multiple UART ports.
  • Support fixed IP address and DHCP.
  • Support TCP server and TCP client modes.
  • Support a simple web server for UART and Ethernet configuration.

ste_config.h@2:35f2cc8b05fa, 2017-09-27 (annotated)

Committer:
morgandu
Date:
Wed Sep 27 07:38:37 2017 +0000
Revision:
2:35f2cc8b05fa
Parent:
0:11bc39d0f367
Child:
7:cbb5a2a2a0d2
* Add more comments.; * Add README.md; * Update Mbed OS to 5.5.7

Who changed what in which revision?

UserRevisionLine numberNew contents of line
morgandu 0:11bc39d0f367 1 /*
morgandu 0:11bc39d0f367 2 * Copyright (c) 2017 Nuvoton Tecnology Corp. All rights reserved.
morgandu 0:11bc39d0f367 3 *
morgandu 0:11bc39d0f367 4 * Header for Serial-To-Ethernet configuration.
morgandu 0:11bc39d0f367 5 *
morgandu 0:11bc39d0f367 6 */
morgandu 0:11bc39d0f367 7
morgandu 0:11bc39d0f367 8 #ifndef _STE_CONFIG_H
morgandu 0:11bc39d0f367 9 #define _STE_CONFIG_H
morgandu 0:11bc39d0f367 10
morgandu 0:11bc39d0f367 11 #include "mbed.h"
morgandu 0:11bc39d0f367 12 #include "EthernetInterface.h"
morgandu 0:11bc39d0f367 13 #include "TCPSocket.h"
morgandu 0:11bc39d0f367 14 #include "TCPServer.h"
morgandu 0:11bc39d0f367 15 #include "BufferedSerial.h"
morgandu 0:11bc39d0f367 16 #include "FATFileSystem.h"
morgandu 0:11bc39d0f367 17 #include "NuSDBlockDevice.h"
morgandu 0:11bc39d0f367 18
morgandu 2:35f2cc8b05fa 19 /* Define ENABLE_WEB_CONFIG to active a simple web server for
morgandu 2:35f2cc8b05fa 20 UART ports and Ethernet port configuration. */
morgandu 2:35f2cc8b05fa 21 #define ENABLE_WEB_CONFIG
morgandu 0:11bc39d0f367 22
morgandu 2:35f2cc8b05fa 23 /* Maximum UART ports supported.
morgandu 2:35f2cc8b05fa 24 It should be 1, 2, or 3. Please also define
morgandu 2:35f2cc8b05fa 25 mapping table "port_config[]" in main.c */
morgandu 0:11bc39d0f367 26 #define MAX_UART_PORTS 2
morgandu 0:11bc39d0f367 27
morgandu 0:11bc39d0f367 28 /* Default UART baud */
morgandu 0:11bc39d0f367 29 #define DEFAULT_UART_BAUD 115200
morgandu 0:11bc39d0f367 30
morgandu 0:11bc39d0f367 31 /* Network base port number to listen.
morgandu 2:35f2cc8b05fa 32 The base port maps to the 1st UART port,
morgandu 0:11bc39d0f367 33 the (base port + 1) maps to the 2nd UART port, etc. */
morgandu 0:11bc39d0f367 34 #define NET_PORT_BASE 10001
morgandu 0:11bc39d0f367 35
morgandu 2:35f2cc8b05fa 36 /* Files in SD card to store settings via web configuration */
morgandu 0:11bc39d0f367 37 #define SER_CONFIG_FILE "/fs/STE_SER.TXT" // for serial ports
morgandu 0:11bc39d0f367 38 #define NET_CONFIG_FILE "/fs/STE_NET.TXT" // for network
morgandu 0:11bc39d0f367 39
morgandu 2:35f2cc8b05fa 40 /* Maximum size of server address for web configuration */
morgandu 0:11bc39d0f367 41 #define MAX_SERVER_ADDRESS_SIZE 63
morgandu 0:11bc39d0f367 42
morgandu 2:35f2cc8b05fa 43 /* Maximum size of IP address for web configuration */
morgandu 0:11bc39d0f367 44 #define MAX_IPV4_ADDRESS_SIZE 15
morgandu 0:11bc39d0f367 45
morgandu 2:35f2cc8b05fa 46
morgandu 0:11bc39d0f367 47 /* Functions and global variables declaration. */
morgandu 0:11bc39d0f367 48
morgandu 0:11bc39d0f367 49 typedef enum {
morgandu 0:11bc39d0f367 50 NET_SERVER_MODE = 0,
morgandu 0:11bc39d0f367 51 NET_CLIENT_MODE
morgandu 0:11bc39d0f367 52 } E_NetMode;
morgandu 0:11bc39d0f367 53
morgandu 0:11bc39d0f367 54 typedef enum {
morgandu 0:11bc39d0f367 55 IP_STATIC_MODE = 0,
morgandu 0:11bc39d0f367 56 IP_DHCP_MODE
morgandu 0:11bc39d0f367 57 } E_IPMode;
morgandu 0:11bc39d0f367 58
morgandu 0:11bc39d0f367 59 typedef struct {
morgandu 0:11bc39d0f367 60 E_IPMode mode;
morgandu 0:11bc39d0f367 61 char ip[MAX_IPV4_ADDRESS_SIZE+1];
morgandu 0:11bc39d0f367 62 char mask[MAX_IPV4_ADDRESS_SIZE+1];
morgandu 0:11bc39d0f367 63 char gateway[MAX_IPV4_ADDRESS_SIZE+1];
morgandu 0:11bc39d0f367 64 } S_NET_CONFIG;
morgandu 0:11bc39d0f367 65
morgandu 0:11bc39d0f367 66 typedef struct {
morgandu 0:11bc39d0f367 67 E_NetMode mode; // Network server or client mode
morgandu 0:11bc39d0f367 68 int port; // Network port number
morgandu 0:11bc39d0f367 69 BufferedSerial *pserial; // UART number
morgandu 0:11bc39d0f367 70 int baud; // UART baud
morgandu 0:11bc39d0f367 71 int data; // UART data bits
morgandu 0:11bc39d0f367 72 int stop; // UART stop bits
morgandu 0:11bc39d0f367 73 mbed::SerialBase::Parity parity; // UART parity bit
morgandu 0:11bc39d0f367 74 char server_addr[MAX_SERVER_ADDRESS_SIZE+1]; // Server address for TCP client mode
morgandu 0:11bc39d0f367 75 unsigned short server_port; // Server port for TCP client mode
morgandu 0:11bc39d0f367 76 } S_PORT_CONFIG;
morgandu 0:11bc39d0f367 77
morgandu 0:11bc39d0f367 78 extern RawSerial output; // for debug output
morgandu 0:11bc39d0f367 79 extern EthernetInterface eth;
morgandu 0:11bc39d0f367 80 extern S_PORT_CONFIG port_config[MAX_UART_PORTS];
morgandu 0:11bc39d0f367 81 extern S_NET_CONFIG net_config;
morgandu 0:11bc39d0f367 82
morgandu 0:11bc39d0f367 83 extern bool SD_Card_Mounted;
morgandu 0:11bc39d0f367 84 void start_httpd(void);
morgandu 0:11bc39d0f367 85
morgandu 0:11bc39d0f367 86 #endif