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| /***************************************************************************** |
| * Copyright (C) 2011 Christian "Cebra" Brandtner, brandtner@brandtner.net * |
| * * |
| * 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 2 of the License. * |
| * * |
| * 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, write to the * |
| * Free Software Foundation, Inc., * |
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * |
| * * |
| *****************************************************************************/ |
| |
| /* |
| * Wi232.c |
| * Funktionen für den Zugriff auf Radiotronix Wi.232EUR Modul |
| * Created on: 11.06.2011 |
| * Author: cebra |
| */ |
| |
| |
| |
| #include <avr/io.h> |
| #include <avr/pgmspace.h> |
| #include <util/delay.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include "lcd.h" |
| #include "usart.h" |
| #include "uart1.h" |
| #include "main.h" |
| #include "Wi232.h" |
| #include "timer.h" |
| #include "eeprom.h" |
| |
| |
| uint8_t Wi232_hardware = 0; |
| /************************************************************************* |
| Function: discoverWI232() |
| Purpose: check if Wi232 available |
| Returns: Version or 0 = timeout |
| |
| **************************************************************************/ |
| void discoverWi232(void) |
| |
| { |
| int16_t RegisterWi232; |
| set_WI232CMD(); |
| _delay_ms(100); |
| set_LED4(); |
| SwitchToWi232(); /* Serielle Kanäle Wi232 mit USB verbinden*/ |
| USART_Init( UART_BAUD_SELECT(57600,F_CPU) ); /* erstmal mit 57600 versuchen*/ |
| lcd_printpns_at (0, 0, PSTR("search Wi.232 Modul"),0); |
| lcd_printpns_at (0, 1, PSTR("with 57600 Baud"),0); |
| RegisterWi232 = readWi232(regDiscover); |
| Wi232_hardware = 1; |
| if (RegisterWi232 == 0) |
| { |
| USART_Init( UART_BAUD_SELECT(2400,F_CPU) ); /* neues Modul mit 2400 suchen*/ |
| lcd_printpns_at (0, 1, PSTR("with 2400 Baud "),0); |
| RegisterWi232 = readWi232(regDiscover); |
| Wi232_hardware = 2; |
| } |
| |
| if (RegisterWi232 == 0) |
| { |
| lcd_cls(); |
| lcd_printpns_at (0, 0, PSTR("no Wi.232 found"),0); |
| Wi232_hardware = 0; |
| } |
| if (RegisterWi232 == 0xFF) |
| { |
| lcd_cls(); |
| lcd_printpns_at (0, 0, PSTR("Wi.232 Sytaxerror"),0); |
| } |
| if (RegisterWi232 != 0) |
| { |
| lcd_cls(); |
| if (Wi232_hardware ==1) |
| lcd_printpns_at (0, 0, PSTR("Wi.232 found 57600"),0); |
| if (Wi232_hardware ==2) |
| { |
| lcd_printpns_at (0, 0, PSTR("Wi.232 found 2400"),0); |
| if (WriteWi232(regNVDATARATE,Wi232_57600)!=0) /* NV-Ram auf 57600 setzen*/ |
| { |
| lcd_printpns_at (0, 1, PSTR("Error set NV-RAM"),0); |
| } |
| else |
| { |
| _delay_ms(1000); |
| lcd_printpns_at (0, 1, PSTR("NV-RAM set to 57600"),0); |
| _delay_ms(2000); |
| lcd_printpns_at (0, 1, PSTR("ok "),0); |
| } |
| } |
| lcd_printpns_at (0, 1, PSTR("Version:"),0); |
| lcd_print_hex_at(9,1,RegisterWi232,0); |
| |
| } |
| |
| clr_WI232CMD(); |
| clr_LED4(); |
| } |
| |
| |
| /************************************************************************* |
| Function: InitWI232() |
| Purpose: set Wi232Register for Mikrokopter |
| Returns: 0 = ACK, FF = NAK |
| |
| **************************************************************************/ |
| void InitWi232(void) |
| { |
| uint8_t InitErr=0; |
| |
| discoverWi232(); /*Check if Wi232 available*/ |
| |
| if (Wi232_hardware !=0) |
| { |
| lcd_printpns_at (0, 2, PSTR("Init Wi232 wait...."),0); |
| set_WI232CMD(); |
| _delay_ms(10); |
| set_LED4(); |
| SwitchToWi232(); /* Serielle Kanäle Wi232 mit USB verbinden*/ |
| if (WriteWi232(regTXCHANNEL,WiTXRXChannel)!=0) /*TX Channel*/ |
| InitErr =1; |
| if (WriteWi232(regRXCHANNEL,WiTXRXChannel)!=0) /* RX Channel*/ |
| InitErr =2; |
| if (WriteWi232(regSLPMODE ,Sleep_Awake)!=0) /* Sleepmode*/ |
| InitErr =3; |
| if (WriteWi232(regPWRMODE,WbModeP13)!=0) /* Transceiver Mode/Powermode */ |
| InitErr =4; |
| if (WriteWi232(regTXTO,TWaitTime16)!=0) /* UART Timeout */ |
| InitErr =5; |
| if (WriteWi232(regUARTMTU,UartMTU64)!=0) /* UART Buffer*/ |
| InitErr =6; |
| if (WriteWi232(regNETGRP,WiNetworkGroup)!=0) /* Networkgroup */ |
| InitErr =7; |
| if (WriteWi232(regNETMODE,WiNetworkMode)!=0) /* Networkmode*/ |
| InitErr =8; |
| if (WriteWi232(regUSECRC ,CRC_Enable)!=0) /* CRC*/ |
| InitErr =9; |
| if (WriteWi232(regCSMAMODE,CSMA_En)!=0) /* CSMA*/ |
| InitErr =10; |
| if (WriteWi232(regDATARATE,Wi232_57600)!=0) /* Baudrate*/ |
| InitErr =11; |
| |
| if (InitErr !=0) |
| { |
| lcd_printpns_at (0, 2, PSTR("Wi232 InitError "),0); |
| lcd_print_hex(InitErr,0); |
| } |
| else |
| lcd_printpns_at (0, 2, PSTR("Wi232 Init ok...."),0); |
| |
| USART_Init (UART_BAUD_SELECT(57600,F_CPU)); |
| clr_WI232CMD(); |
| _delay_ms(2000); |
| clr_LED4(); |
| } |
| |
| |
| } |
| |
| |
| /************************************************************************* |
| Function: WriteWI232() |
| Purpose: set Register to Wi232, Register, Value |
| Returns: 0 = ACK, FF = NAK |
| ACHTUNG nur für Value <0x80 |
| **************************************************************************/ |
| int16_t WriteWi232(uint8_t Wi232Register, uint8_t RegisterValue) |
| |
| { |
| uint8_t timeout=10; |
| uint8_t tc=0; |
| unsigned int v; |
| |
| USART_putc(0xff); |
| USART_putc(0x02); |
| USART_putc(Wi232Register); |
| USART_putc(RegisterValue); |
| do |
| { |
| v = USART_getc(); /*ACK erwartet*/ |
| _delay_ms(100); |
| tc ++; |
| } |
| while (v==0 && tc!=timeout); |
| // lcd_print_hex(v,0); |
| if (v != 0x06) |
| { |
| lcd_printpns_at (0, 2, PSTR("Wi.232 NAK"),0); |
| return 0xFF; |
| } |
| |
| if (v==0x06) |
| return 0; |
| |
| return 0xFF; |
| } |
| |
| |
| /************************************************************************* |
| Function: readWI232() |
| Purpose: send Readcommand to Wi232, |
| Returns: Registervalue, 0 = timeout 0xFF = Syntaxerror |
| |
| **************************************************************************/ |
| int16_t readWi232(uint16_t Wi232Register) |
| |
| { |
| uint8_t timeout=10; |
| uint8_t tc=0; |
| |
| |
| unsigned int v; |
| |
| v = USART_getc(); /*Zeichen löschen*/ |
| USART_putc(0xff); |
| USART_putc(0x02); |
| USART_putc(0xfe); |
| USART_putc(Wi232Register); |
| _delay_ms(50); |
| // lcd_printpns_at (0, 2, PSTR("read Wi232"),0); |
| |
| |
| do |
| { |
| v = USART_getc(); /*ACK erwartet*/ |
| _delay_ms(100); |
| tc ++; |
| } |
| while (v==0 && tc!=timeout); |
| |
| if (tc == timeout) return 0; /* Timeout*/ |
| if (v != 0x06) return 0xFF; /* Syntaxerror*/ |
| lcd_print_hex(v,0); |
| v = USART_getc(); /*Register*/ |
| lcd_print_hex(v,0); |
| v = USART_getc(); /*Value*/ |
| lcd_print_hex(v,0); |
| |
| return v; |
| |
| } |
| |
| |
| |
| /************************************************************************* |
| Function: EscapeString() |
| Purpose: |
| Returns: |
| Quelle: Radiotronix Wi.232 Manual |
| **************************************************************************/ |
| |
| |
| int EscapeString(char *src, char src_len, char *dest) |
| { |
| // The following function copies and encodes the first |
| // src_len characters from *src into *dest. This |
| // encoding is necessary for Wi.232 command formats. |
| // The resulting string is null terminated. The size |
| // of this string is the function return value. |
| // --------------------------------------------------- |
| uint8_t src_idx, dest_idx; |
| // Save space for the command header and size bytes |
| // ------------------------------------------------ |
| dest_idx = 2; |
| // Loop through source string and copy/encode |
| // ------------------------------------------ |
| for (src_idx = 0; src_idx < src_len; src_idx++) |
| { |
| if (src[src_idx] > 127) |
| { |
| dest[dest_idx++] = 0xFE; |
| }/*if*/ |
| dest[dest_idx++] = (src[src_idx] & 0x7F); |
| }/*for*/ |
| // Add null terminator |
| // ------------------- |
| dest[dest_idx] = 0; |
| // Add command header |
| // ------------------ |
| dest[0] = 0xFF; |
| dest[1] = dest_idx-2; |
| |
| // Return escape string size |
| // ------------------------- |
| return dest_idx; |
| } |
| |
| |
| #if defined HWVERSION3_1 || defined HWVERSION1_3 |
| /************************************************************************* |
| Function: Wi232USB() |
| Purpose: Connect Wi232 Programmmode to PKT USB, |
| Returns: |
| |
| **************************************************************************/ |
| void Wi232_USB(void) |
| |
| |
| { |
| unsigned int c0,c1; |
| |
| if (Wi232_hardware==1) |
| { |
| // USART_Init (UART_BAUD_SELECT(57600,F_CPU)); |
| // uart1_init( UART_BAUD_SELECT(57600,F_CPU) ); |
| // USART_Init (UART_BAUD_SELECT(2400,F_CPU)); |
| // uart1_init( UART_BAUD_SELECT(2400,F_CPU) ); |
| } |
| if (Wi232_hardware==2) |
| { |
| USART_Init (UART_BAUD_SELECT(2400,F_CPU)); |
| uart1_init( UART_BAUD_SELECT(2400,F_CPU) ); |
| } |
| |
| lcd_cls (); |
| // SwitchToWi232(); /* Serielle Kanäle Wi232 mit USB verbinden*/ |
| |
| set_WI232CMD(); |
| set_LED4(); |
| |
| lcd_printpns_at (0, 0, PSTR("Wi.232 Konfiguration "),0); |
| lcd_printpns_at (0, 1, PSTR("PC mit USB verbinden"),0); |
| lcd_printpns_at (0, 2, PSTR("Wi.232"),0); |
| lcd_printpns_at (0, 3, PSTR("Programm starten"),0); |
| lcd_printpns_at (17, 7, PSTR("Exit"),0); |
| |
| c1 = 0; |
| |
| for(;;) |
| { |
| |
| c0 = uart1_getc(); /* from USB*/ |
| |
| if ( c0 & UART_NO_DATA ) |
| { |
| { |
| c1 = USART_getc(); |
| |
| if (c1 == 0) |
| {} |
| else |
| { |
| // lcd_print_hex(c1,0); |
| uart1_putc (c1); /*to USB*/; |
| |
| } |
| } |
| } |
| |
| else |
| { |
| USART_putc(c0 ); /* to Wi232*/ |
| // lcd_print_hex(c0,0); |
| // _delay_ms(1); |
| } |
| |
| |
| |
| if ((get_key_press (1 << KEY_ENTER))) |
| { |
| clr_WI232CMD(); |
| clr_LED4(); |
| // uart1_init( UART_BAUD_SELECT(57600,F_CPU) ); |
| // USART_Init( UART_BAUD_SELECT(57600,F_CPU) ); |
| // SwitchToFC(); |
| return; |
| } |
| |
| } |
| } |
| /************************************************************************* |
| Function: Wi232_FC() |
| Purpose: Connect Wi232 to PKT USB, Transparent |
| Returns: |
| |
| **************************************************************************/ |
| void Wi232_FC(void) |
| |
| |
| { |
| unsigned int c0,c1; |
| |
| |
| USART_Init (UART_BAUD_SELECT(57600,F_CPU)); |
| uart1_init( UART_BAUD_SELECT(57600,F_CPU) ); |
| // USART_Init (UART_BAUD_SELECT(2400,F_CPU)); |
| // uart1_init( UART_BAUD_SELECT(2400,F_CPU) ); |
| |
| lcd_cls (); |
| // SwitchToWi232(); /* Serielle Kanäle Wi232 mit USB verbinden*/ |
| |
| |
| lcd_printpns_at (0, 0, PSTR("Wi.232 to FC "),0); |
| lcd_printpns_at (0, 1, PSTR("PC mit USB verbinden"),0); |
| lcd_printpns_at (0, 2, PSTR("und Mikrokoptertool"),0); |
| lcd_printpns_at (0, 3, PSTR("starten"),0); |
| lcd_printpns_at (17, 7, PSTR("Exit"),0); |
| |
| c1 = 0; |
| |
| for(;;) |
| { |
| |
| c0 = uart1_getc(); /* from USB*/ |
| |
| if ( c0 & UART_NO_DATA ) |
| { |
| { |
| c1 = USART_getc(); |
| |
| if (c1 == 0) |
| {} |
| else |
| { |
| // lcd_print_hex(c1,0); |
| uart1_putc (c1); /*to USB*/; |
| |
| } |
| } |
| } |
| |
| else |
| { |
| USART_putc(c0 ); /* to Wi232*/ |
| // lcd_print_hex(c0,0); |
| // _delay_ms(1); |
| } |
| |
| |
| |
| if ((get_key_press (1 << KEY_ENTER))) |
| { |
| |
| return; |
| } |
| |
| } |
| } |
| #endif |