Steven Vlach
/
1-WireLib
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mbedlnk.cpp@1:dcf2f8359398, 2010-12-08 (annotated)
- Committer:
- svlach
- Date:
- Wed Dec 08 21:23:21 2010 +0000
- Revision:
- 1:dcf2f8359398
- Parent:
- 0:70c3bea805ee
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| svlach | 0:70c3bea805ee | 1 | //--------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 2 | // Copyright (C) 2000 Dallas Semiconductor Corporation, All Rights Reserved. |
| svlach | 0:70c3bea805ee | 3 | // |
| svlach | 0:70c3bea805ee | 4 | // Permission is hereby granted, free of charge, to any person obtaining a |
| svlach | 0:70c3bea805ee | 5 | // copy of this software and associated documentation files (the "Software"), |
| svlach | 0:70c3bea805ee | 6 | // to deal in the Software without restriction, including without limitation |
| svlach | 0:70c3bea805ee | 7 | // the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| svlach | 0:70c3bea805ee | 8 | // and/or sell copies of the Software, and to permit persons to whom the |
| svlach | 0:70c3bea805ee | 9 | // Software is furnished to do so, subject to the following conditions: |
| svlach | 0:70c3bea805ee | 10 | // |
| svlach | 0:70c3bea805ee | 11 | // The above copyright notice and this permission notice shall be included |
| svlach | 0:70c3bea805ee | 12 | // in all copies or substantial portions of the Software. |
| svlach | 0:70c3bea805ee | 13 | // |
| svlach | 0:70c3bea805ee | 14 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| svlach | 0:70c3bea805ee | 15 | // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| svlach | 0:70c3bea805ee | 16 | // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| svlach | 0:70c3bea805ee | 17 | // IN NO EVENT SHALL DALLAS SEMICONDUCTOR BE LIABLE FOR ANY CLAIM, DAMAGES |
| svlach | 0:70c3bea805ee | 18 | // OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| svlach | 0:70c3bea805ee | 19 | // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| svlach | 0:70c3bea805ee | 20 | // OTHER DEALINGS IN THE SOFTWARE. |
| svlach | 0:70c3bea805ee | 21 | // |
| svlach | 0:70c3bea805ee | 22 | // Except as contained in this notice, the name of Dallas Semiconductor |
| svlach | 0:70c3bea805ee | 23 | // shall not be used except as stated in the Dallas Semiconductor |
| svlach | 0:70c3bea805ee | 24 | // Branding Policy. |
| svlach | 0:70c3bea805ee | 25 | //--------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 26 | // |
| svlach | 0:70c3bea805ee | 27 | // TODO.C - COM functions required to communicate with the DS2480 based |
| svlach | 0:70c3bea805ee | 28 | // Universal Serial Adapter 'U'. Fill in the platform specific code. |
| svlach | 0:70c3bea805ee | 29 | // |
| svlach | 0:70c3bea805ee | 30 | // Version: 2.00 |
| svlach | 0:70c3bea805ee | 31 | // |
| svlach | 0:70c3bea805ee | 32 | // History: 1.00 -> 1.01 Added function msDelay. |
| svlach | 0:70c3bea805ee | 33 | // |
| svlach | 0:70c3bea805ee | 34 | // 1.01 -> 1.02 Changed to generic OpenCOM/CloseCOM for easier |
| svlach | 0:70c3bea805ee | 35 | // use with other platforms. |
| svlach | 0:70c3bea805ee | 36 | // |
| svlach | 0:70c3bea805ee | 37 | // 1.02 -> 1.03 Removed caps in #includes for Linux capatibility |
| svlach | 0:70c3bea805ee | 38 | // Add function msGettick() |
| svlach | 0:70c3bea805ee | 39 | // 1.03 -> 2.00 Changed 'MLan' to 'ow'. Added support for |
| svlach | 0:70c3bea805ee | 40 | // multiple ports. |
| svlach | 0:70c3bea805ee | 41 | // |
| svlach | 0:70c3bea805ee | 42 | |
| svlach | 1:dcf2f8359398 | 43 | #include "onewire_config.h" |
| svlach | 1:dcf2f8359398 | 44 | |
| svlach | 1:dcf2f8359398 | 45 | #include "ownet.h" |
| svlach | 0:70c3bea805ee | 46 | #include "mbed.h" |
| svlach | 0:70c3bea805ee | 47 | #include <string> |
| svlach | 0:70c3bea805ee | 48 | using namespace std; |
| svlach | 0:70c3bea805ee | 49 | |
| svlach | 1:dcf2f8359398 | 50 | |
| svlach | 1:dcf2f8359398 | 51 | Serial comport( ONEWIRE_TX , ONEWIRE_RX ); // tx, rx |
| svlach | 0:70c3bea805ee | 52 | |
| svlach | 0:70c3bea805ee | 53 | |
| svlach | 0:70c3bea805ee | 54 | // exportable functions required |
| svlach | 0:70c3bea805ee | 55 | SMALLINT OpenCOM(int,char *); |
| svlach | 0:70c3bea805ee | 56 | SMALLINT WriteCOM(int,int,uchar *); |
| svlach | 0:70c3bea805ee | 57 | void FlushCOM(int); |
| svlach | 0:70c3bea805ee | 58 | int ReadCOM(int,int,uchar *); |
| svlach | 0:70c3bea805ee | 59 | void BreakCOM(int); |
| svlach | 0:70c3bea805ee | 60 | void SetBaudCOM(int,int); |
| svlach | 0:70c3bea805ee | 61 | void CloseCOM(int); |
| svlach | 0:70c3bea805ee | 62 | long msGettick(void); |
| svlach | 0:70c3bea805ee | 63 | void msDelay(int); |
| svlach | 0:70c3bea805ee | 64 | SMALLINT owHasPowerDelivery(int); |
| svlach | 0:70c3bea805ee | 65 | SMALLINT owHasOverDrive(int); |
| svlach | 0:70c3bea805ee | 66 | SMALLINT owHasProgramPulse(int); |
| svlach | 0:70c3bea805ee | 67 | SMALLINT owWriteBytePower(int,SMALLINT); |
| svlach | 0:70c3bea805ee | 68 | SMALLINT owReadBitPower(int,SMALLINT); |
| svlach | 0:70c3bea805ee | 69 | |
| svlach | 0:70c3bea805ee | 70 | |
| svlach | 0:70c3bea805ee | 71 | //--------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 72 | // Attempt to open a com port. Keep the handle in ComID. |
| svlach | 0:70c3bea805ee | 73 | // Set the starting baud rate to 9600. |
| svlach | 0:70c3bea805ee | 74 | // |
| svlach | 0:70c3bea805ee | 75 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number provided will |
| svlach | 0:70c3bea805ee | 76 | // be used to indicate the port number desired when calling |
| svlach | 0:70c3bea805ee | 77 | // all other functions in this library. |
| svlach | 0:70c3bea805ee | 78 | // |
| svlach | 0:70c3bea805ee | 79 | // 'port_zstr' - zero terminate port name. For this platform |
| svlach | 0:70c3bea805ee | 80 | // use format COMX where X is the port number. |
| svlach | 0:70c3bea805ee | 81 | // |
| svlach | 0:70c3bea805ee | 82 | // |
| svlach | 0:70c3bea805ee | 83 | // Returns: TRUE(1) - success, COM port opened |
| svlach | 0:70c3bea805ee | 84 | // FALSE(0) - failure, could not open specified port |
| svlach | 0:70c3bea805ee | 85 | // |
| svlach | 0:70c3bea805ee | 86 | SMALLINT OpenCOM(int portnum, char *port_zstr) |
| svlach | 0:70c3bea805ee | 87 | { |
| svlach | 0:70c3bea805ee | 88 | comport.baud( 9600); |
| svlach | 0:70c3bea805ee | 89 | return 1; |
| svlach | 0:70c3bea805ee | 90 | } |
| svlach | 0:70c3bea805ee | 91 | |
| svlach | 0:70c3bea805ee | 92 | //--------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 93 | // Attempt to open a com port. Keep the handle in ComID. |
| svlach | 0:70c3bea805ee | 94 | // Set the starting baud rate to 9600. |
| svlach | 0:70c3bea805ee | 95 | // |
| svlach | 0:70c3bea805ee | 96 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number provided will |
| svlach | 0:70c3bea805ee | 97 | // be used to indicate the port number desired when calling |
| svlach | 0:70c3bea805ee | 98 | // all other functions in this library. |
| svlach | 0:70c3bea805ee | 99 | // |
| svlach | 0:70c3bea805ee | 100 | // |
| svlach | 0:70c3bea805ee | 101 | // Returns: the port number if it was successful otherwise -1 |
| svlach | 0:70c3bea805ee | 102 | // |
| svlach | 0:70c3bea805ee | 103 | int OpenCOMEx(char *port_zstr) |
| svlach | 0:70c3bea805ee | 104 | { |
| svlach | 0:70c3bea805ee | 105 | int portnum = -1; |
| svlach | 0:70c3bea805ee | 106 | |
| svlach | 0:70c3bea805ee | 107 | if ( port_zstr[0] == '0') |
| svlach | 0:70c3bea805ee | 108 | { |
| svlach | 0:70c3bea805ee | 109 | portnum = 0; |
| svlach | 0:70c3bea805ee | 110 | } |
| svlach | 0:70c3bea805ee | 111 | |
| svlach | 0:70c3bea805ee | 112 | if ( port_zstr[0] == '1') |
| svlach | 0:70c3bea805ee | 113 | { |
| svlach | 0:70c3bea805ee | 114 | portnum = 1; |
| svlach | 0:70c3bea805ee | 115 | } |
| svlach | 1:dcf2f8359398 | 116 | |
| svlach | 1:dcf2f8359398 | 117 | if ( port_zstr[0] == '2') |
| svlach | 1:dcf2f8359398 | 118 | { |
| svlach | 1:dcf2f8359398 | 119 | portnum = 2; |
| svlach | 1:dcf2f8359398 | 120 | } |
| svlach | 1:dcf2f8359398 | 121 | |
| svlach | 1:dcf2f8359398 | 122 | if ( port_zstr[0] == '3') |
| svlach | 1:dcf2f8359398 | 123 | { |
| svlach | 1:dcf2f8359398 | 124 | portnum = 3; |
| svlach | 1:dcf2f8359398 | 125 | } |
| svlach | 0:70c3bea805ee | 126 | |
| svlach | 0:70c3bea805ee | 127 | if(!OpenCOM(portnum, port_zstr)) |
| svlach | 0:70c3bea805ee | 128 | { |
| svlach | 0:70c3bea805ee | 129 | return -1; |
| svlach | 0:70c3bea805ee | 130 | } |
| svlach | 0:70c3bea805ee | 131 | |
| svlach | 0:70c3bea805ee | 132 | return portnum; |
| svlach | 0:70c3bea805ee | 133 | } |
| svlach | 0:70c3bea805ee | 134 | |
| svlach | 0:70c3bea805ee | 135 | //--------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 136 | // Closes the connection to the port. |
| svlach | 0:70c3bea805ee | 137 | // |
| svlach | 0:70c3bea805ee | 138 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 139 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 140 | // |
| svlach | 0:70c3bea805ee | 141 | void CloseCOM(int portnum) |
| svlach | 0:70c3bea805ee | 142 | { |
| svlach | 0:70c3bea805ee | 143 | // add platform specific code here - Done |
| svlach | 0:70c3bea805ee | 144 | } |
| svlach | 0:70c3bea805ee | 145 | |
| svlach | 0:70c3bea805ee | 146 | //--------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 147 | // Flush the rx and tx buffers |
| svlach | 0:70c3bea805ee | 148 | // |
| svlach | 0:70c3bea805ee | 149 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 150 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 151 | // |
| svlach | 0:70c3bea805ee | 152 | void FlushCOM(int portnum) |
| svlach | 0:70c3bea805ee | 153 | { |
| svlach | 0:70c3bea805ee | 154 | // add platform specific code here - Done |
| svlach | 0:70c3bea805ee | 155 | while( comport.readable() ) |
| svlach | 0:70c3bea805ee | 156 | { |
| svlach | 0:70c3bea805ee | 157 | comport.getc(); |
| svlach | 0:70c3bea805ee | 158 | } |
| svlach | 0:70c3bea805ee | 159 | } |
| svlach | 0:70c3bea805ee | 160 | |
| svlach | 0:70c3bea805ee | 161 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 162 | // Write an array of bytes to the COM port, verify that it was |
| svlach | 0:70c3bea805ee | 163 | // sent out. Assume that baud rate has been set. |
| svlach | 0:70c3bea805ee | 164 | // |
| svlach | 0:70c3bea805ee | 165 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 166 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 167 | // 'outlen' - number of bytes to write to COM port |
| svlach | 0:70c3bea805ee | 168 | // 'outbuf' - pointer ot an array of bytes to write |
| svlach | 0:70c3bea805ee | 169 | // |
| svlach | 0:70c3bea805ee | 170 | // Returns: TRUE(1) - success |
| svlach | 0:70c3bea805ee | 171 | // FALSE(0) - failure |
| svlach | 0:70c3bea805ee | 172 | // |
| svlach | 0:70c3bea805ee | 173 | SMALLINT WriteCOM(int portnum, int outlen, uchar *outbuf) |
| svlach | 0:70c3bea805ee | 174 | { |
| svlach | 0:70c3bea805ee | 175 | // add platform specific code here - Done |
| svlach | 0:70c3bea805ee | 176 | for ( int x=0; x < outlen; x++ ) |
| svlach | 0:70c3bea805ee | 177 | { |
| svlach | 0:70c3bea805ee | 178 | comport.putc( outbuf[x]); |
| svlach | 0:70c3bea805ee | 179 | } |
| svlach | 0:70c3bea805ee | 180 | |
| svlach | 0:70c3bea805ee | 181 | while ( (LPC_UART3->LSR & 0x40) == 0 ); |
| svlach | 0:70c3bea805ee | 182 | { |
| svlach | 0:70c3bea805ee | 183 | } |
| svlach | 0:70c3bea805ee | 184 | |
| svlach | 0:70c3bea805ee | 185 | /* |
| svlach | 0:70c3bea805ee | 186 | printf ("\r\n Sent Data: "); |
| svlach | 0:70c3bea805ee | 187 | for ( int x=0; x < outlen; x++ ) |
| svlach | 0:70c3bea805ee | 188 | { |
| svlach | 0:70c3bea805ee | 189 | printf ( " %X ", outbuf[x] ); |
| svlach | 0:70c3bea805ee | 190 | } |
| svlach | 0:70c3bea805ee | 191 | printf ("\r\n"); |
| svlach | 0:70c3bea805ee | 192 | */ |
| svlach | 0:70c3bea805ee | 193 | return 1; |
| svlach | 0:70c3bea805ee | 194 | } |
| svlach | 0:70c3bea805ee | 195 | |
| svlach | 0:70c3bea805ee | 196 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 197 | // Read an array of bytes from the COM port, verify that it was |
| svlach | 0:70c3bea805ee | 198 | // received. Assume that baud rate has been set. |
| svlach | 0:70c3bea805ee | 199 | // |
| svlach | 0:70c3bea805ee | 200 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 201 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 202 | // 'inlen' - number of bytes to read from COM port |
| svlach | 0:70c3bea805ee | 203 | // 'inbuf' - pointer to a buffer to hold the incoming bytes |
| svlach | 0:70c3bea805ee | 204 | // |
| svlach | 0:70c3bea805ee | 205 | // Returns: number of characters read |
| svlach | 0:70c3bea805ee | 206 | // |
| svlach | 0:70c3bea805ee | 207 | int ReadCOM(int portnum, int inlen, unsigned char *inbuf) |
| svlach | 0:70c3bea805ee | 208 | { |
| svlach | 0:70c3bea805ee | 209 | // add platform specific code here - Done |
| svlach | 0:70c3bea805ee | 210 | string buffer (""); |
| svlach | 0:70c3bea805ee | 211 | Timer t; |
| svlach | 0:70c3bea805ee | 212 | int numchar = 0; |
| svlach | 0:70c3bea805ee | 213 | |
| svlach | 0:70c3bea805ee | 214 | t.start(); // Start timeout timer |
| svlach | 0:70c3bea805ee | 215 | |
| svlach | 0:70c3bea805ee | 216 | while ( t.read_ms() < 1000 ) // If we haven't timed out.... |
| svlach | 0:70c3bea805ee | 217 | { |
| svlach | 0:70c3bea805ee | 218 | if ( comport.readable() ) |
| svlach | 0:70c3bea805ee | 219 | { |
| svlach | 0:70c3bea805ee | 220 | int read = comport.getc(); |
| svlach | 0:70c3bea805ee | 221 | |
| svlach | 0:70c3bea805ee | 222 | buffer += read; |
| svlach | 0:70c3bea805ee | 223 | numchar++; |
| svlach | 0:70c3bea805ee | 224 | t.reset(); |
| svlach | 0:70c3bea805ee | 225 | } |
| svlach | 0:70c3bea805ee | 226 | |
| svlach | 0:70c3bea805ee | 227 | if (numchar == inlen) |
| svlach | 0:70c3bea805ee | 228 | { |
| svlach | 0:70c3bea805ee | 229 | break; |
| svlach | 0:70c3bea805ee | 230 | } |
| svlach | 0:70c3bea805ee | 231 | } |
| svlach | 0:70c3bea805ee | 232 | |
| svlach | 0:70c3bea805ee | 233 | buffer.copy( (char*)inbuf, numchar ); |
| svlach | 0:70c3bea805ee | 234 | /* |
| svlach | 0:70c3bea805ee | 235 | printf ("\r\n Received Data: "); |
| svlach | 0:70c3bea805ee | 236 | for ( int x=0; x < numchar; x++ ) |
| svlach | 0:70c3bea805ee | 237 | { |
| svlach | 0:70c3bea805ee | 238 | printf ( " %X ", inbuf[x] ); |
| svlach | 0:70c3bea805ee | 239 | } |
| svlach | 0:70c3bea805ee | 240 | printf ("\r\n"); |
| svlach | 0:70c3bea805ee | 241 | */ |
| svlach | 0:70c3bea805ee | 242 | return numchar; |
| svlach | 0:70c3bea805ee | 243 | } |
| svlach | 0:70c3bea805ee | 244 | |
| svlach | 0:70c3bea805ee | 245 | |
| svlach | 0:70c3bea805ee | 246 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 247 | // Send a break on the com port for at least 2 ms |
| svlach | 0:70c3bea805ee | 248 | // |
| svlach | 0:70c3bea805ee | 249 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 250 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 251 | // |
| svlach | 0:70c3bea805ee | 252 | void BreakCOM(int portnum) |
| svlach | 0:70c3bea805ee | 253 | { |
| svlach | 0:70c3bea805ee | 254 | // add platform specific code here - Done |
| svlach | 0:70c3bea805ee | 255 | int time_BREAK = 2; |
| svlach | 0:70c3bea805ee | 256 | |
| svlach | 0:70c3bea805ee | 257 | // BREAK |
| svlach | 0:70c3bea805ee | 258 | LPC_UART3->LCR |= 0x40; |
| svlach | 0:70c3bea805ee | 259 | wait_ms( time_BREAK); |
| svlach | 0:70c3bea805ee | 260 | |
| svlach | 0:70c3bea805ee | 261 | // MARK AFTER BREAK |
| svlach | 0:70c3bea805ee | 262 | LPC_UART3->LCR &= ~(0x40); |
| svlach | 0:70c3bea805ee | 263 | } |
| svlach | 0:70c3bea805ee | 264 | |
| svlach | 0:70c3bea805ee | 265 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 266 | // Set the baud rate on the com port. |
| svlach | 0:70c3bea805ee | 267 | // |
| svlach | 0:70c3bea805ee | 268 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 269 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 270 | // 'new_baud' - new baud rate defined as |
| svlach | 0:70c3bea805ee | 271 | // PARMSET_9600 0x00 |
| svlach | 0:70c3bea805ee | 272 | // PARMSET_19200 0x02 |
| svlach | 0:70c3bea805ee | 273 | // PARMSET_57600 0x04 |
| svlach | 0:70c3bea805ee | 274 | // PARMSET_115200 0x06 |
| svlach | 0:70c3bea805ee | 275 | // |
| svlach | 0:70c3bea805ee | 276 | void SetBaudCOM(int portnum, int new_baud) |
| svlach | 0:70c3bea805ee | 277 | { |
| svlach | 0:70c3bea805ee | 278 | // add platform specific code here |
| svlach | 0:70c3bea805ee | 279 | } |
| svlach | 0:70c3bea805ee | 280 | |
| svlach | 0:70c3bea805ee | 281 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 282 | // Description: |
| svlach | 0:70c3bea805ee | 283 | // Delay for at least 'len' ms |
| svlach | 0:70c3bea805ee | 284 | // |
| svlach | 0:70c3bea805ee | 285 | void msDelay(int len) |
| svlach | 0:70c3bea805ee | 286 | { |
| svlach | 0:70c3bea805ee | 287 | // add platform specific code here |
| svlach | 0:70c3bea805ee | 288 | wait_ms( len ); |
| svlach | 0:70c3bea805ee | 289 | } |
| svlach | 0:70c3bea805ee | 290 | |
| svlach | 0:70c3bea805ee | 291 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 292 | // Get the current millisecond tick count. Does not have to represent |
| svlach | 0:70c3bea805ee | 293 | // an actual time, it just needs to be an incrementing timer. |
| svlach | 0:70c3bea805ee | 294 | // |
| svlach | 0:70c3bea805ee | 295 | long msGettick(void) |
| svlach | 0:70c3bea805ee | 296 | { |
| svlach | 0:70c3bea805ee | 297 | // add platform specific code here |
| svlach | 0:70c3bea805ee | 298 | return 0; |
| svlach | 0:70c3bea805ee | 299 | } |
| svlach | 0:70c3bea805ee | 300 | |
| svlach | 0:70c3bea805ee | 301 | /* |
| svlach | 0:70c3bea805ee | 302 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 303 | // This procedure indicates wether the adapter can deliver power. |
| svlach | 0:70c3bea805ee | 304 | // |
| svlach | 0:70c3bea805ee | 305 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 306 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 307 | // |
| svlach | 0:70c3bea805ee | 308 | // Returns: TRUE if adapter is capable of delivering power. |
| svlach | 0:70c3bea805ee | 309 | // |
| svlach | 0:70c3bea805ee | 310 | SMALLINT owHasPowerDelivery(int portnum) |
| svlach | 0:70c3bea805ee | 311 | { |
| svlach | 0:70c3bea805ee | 312 | // add adapter specific code here |
| svlach | 0:70c3bea805ee | 313 | return TRUE; |
| svlach | 0:70c3bea805ee | 314 | } |
| svlach | 0:70c3bea805ee | 315 | |
| svlach | 0:70c3bea805ee | 316 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 317 | // This procedure indicates wether the adapter can deliver power. |
| svlach | 0:70c3bea805ee | 318 | // |
| svlach | 0:70c3bea805ee | 319 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 320 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 321 | // |
| svlach | 0:70c3bea805ee | 322 | // Returns: TRUE if adapter is capable of over drive. |
| svlach | 0:70c3bea805ee | 323 | // |
| svlach | 0:70c3bea805ee | 324 | SMALLINT owHasOverDrive(int portnum) |
| svlach | 0:70c3bea805ee | 325 | { |
| svlach | 0:70c3bea805ee | 326 | // add adapter specific code here |
| svlach | 0:70c3bea805ee | 327 | return TRUE; |
| svlach | 0:70c3bea805ee | 328 | } |
| svlach | 0:70c3bea805ee | 329 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 330 | // This procedure creates a fixed 480 microseconds 12 volt pulse |
| svlach | 0:70c3bea805ee | 331 | // on the 1-Wire Net for programming EPROM iButtons. |
| svlach | 0:70c3bea805ee | 332 | // |
| svlach | 0:70c3bea805ee | 333 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 334 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 335 | // |
| svlach | 0:70c3bea805ee | 336 | // Returns: TRUE program volatage available |
| svlach | 0:70c3bea805ee | 337 | // FALSE program voltage not available |
| svlach | 0:70c3bea805ee | 338 | SMALLINT owHasProgramPulse(int portnum) |
| svlach | 0:70c3bea805ee | 339 | { |
| svlach | 0:70c3bea805ee | 340 | // add adapter specific code here |
| svlach | 0:70c3bea805ee | 341 | return TRUE; |
| svlach | 0:70c3bea805ee | 342 | } |
| svlach | 1:dcf2f8359398 | 343 | |
| svlach | 1:dcf2f8359398 | 344 | |
| svlach | 0:70c3bea805ee | 345 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 346 | // Send 8 bits of communication to the 1-Wire Net and verify that the |
| svlach | 0:70c3bea805ee | 347 | // 8 bits read from the 1-Wire Net is the same (write operation). |
| svlach | 0:70c3bea805ee | 348 | // The parameter 'sendbyte' least significant 8 bits are used. After the |
| svlach | 0:70c3bea805ee | 349 | // 8 bits are sent change the level of the 1-Wire net. |
| svlach | 0:70c3bea805ee | 350 | // |
| svlach | 0:70c3bea805ee | 351 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 352 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 353 | // 'sendbyte' - 8 bits to send (least significant byte) |
| svlach | 0:70c3bea805ee | 354 | // |
| svlach | 0:70c3bea805ee | 355 | // Returns: TRUE: bytes written and echo was the same |
| svlach | 0:70c3bea805ee | 356 | // FALSE: echo was not the same |
| svlach | 0:70c3bea805ee | 357 | // |
| svlach | 0:70c3bea805ee | 358 | SMALLINT owWriteBytePower(int portnum, SMALLINT sendbyte) |
| svlach | 0:70c3bea805ee | 359 | { |
| svlach | 0:70c3bea805ee | 360 | // replace if platform has better implementation (faster response) |
| svlach | 1:dcf2f8359398 | 361 | if (!owHasPowerDelivery(portnum)) |
| svlach | 0:70c3bea805ee | 362 | return FALSE; |
| svlach | 0:70c3bea805ee | 363 | |
| svlach | 0:70c3bea805ee | 364 | if(owTouchByte(portnum,sendbyte) != sendbyte) |
| svlach | 0:70c3bea805ee | 365 | return FALSE; |
| svlach | 0:70c3bea805ee | 366 | |
| svlach | 0:70c3bea805ee | 367 | if(owLevel(portnum,MODE_STRONG5) != MODE_STRONG5) |
| svlach | 0:70c3bea805ee | 368 | return FALSE; |
| svlach | 0:70c3bea805ee | 369 | |
| svlach | 0:70c3bea805ee | 370 | return TRUE; |
| svlach | 0:70c3bea805ee | 371 | } |
| svlach | 1:dcf2f8359398 | 372 | |
| svlach | 1:dcf2f8359398 | 373 | |
| svlach | 0:70c3bea805ee | 374 | //-------------------------------------------------------------------------- |
| svlach | 0:70c3bea805ee | 375 | // Send 1 bit of communication to the 1-Wire Net and verify that the |
| svlach | 0:70c3bea805ee | 376 | // response matches the 'applyPowerResponse' bit and apply power delivery |
| svlach | 0:70c3bea805ee | 377 | // to the 1-Wire net. Note that some implementations may apply the power |
| svlach | 0:70c3bea805ee | 378 | // first and then turn it off if the response is incorrect. |
| svlach | 0:70c3bea805ee | 379 | // |
| svlach | 0:70c3bea805ee | 380 | // 'portnum' - number 0 to MAX_PORTNUM-1. This number was provided to |
| svlach | 0:70c3bea805ee | 381 | // OpenCOM to indicate the port number. |
| svlach | 0:70c3bea805ee | 382 | // 'applyPowerResponse' - 1 bit response to check, if correct then start |
| svlach | 0:70c3bea805ee | 383 | // power delivery |
| svlach | 0:70c3bea805ee | 384 | // |
| svlach | 0:70c3bea805ee | 385 | // Returns: TRUE: bit written and response correct, strong pullup now on |
| svlach | 0:70c3bea805ee | 386 | // FALSE: response incorrect |
| svlach | 0:70c3bea805ee | 387 | // |
| svlach | 0:70c3bea805ee | 388 | SMALLINT owReadBitPower(int portnum, SMALLINT applyPowerResponse) |
| svlach | 0:70c3bea805ee | 389 | { |
| svlach | 0:70c3bea805ee | 390 | // replace if platform has better implementation (faster response) |
| svlach | 1:dcf2f8359398 | 391 | if (!owHasPowerDelivery(portnum)) |
| svlach | 0:70c3bea805ee | 392 | return FALSE; |
| svlach | 0:70c3bea805ee | 393 | |
| svlach | 0:70c3bea805ee | 394 | if(owTouchBit(portnum,0x01) != applyPowerResponse) |
| svlach | 0:70c3bea805ee | 395 | return FALSE; |
| svlach | 0:70c3bea805ee | 396 | |
| svlach | 0:70c3bea805ee | 397 | if(owLevel(portnum,MODE_STRONG5) != MODE_STRONG5) |
| svlach | 0:70c3bea805ee | 398 | return FALSE; |
| svlach | 0:70c3bea805ee | 399 | |
| svlach | 0:70c3bea805ee | 400 | return TRUE; |
| svlach | 0:70c3bea805ee | 401 | } |
| svlach | 1:dcf2f8359398 | 402 | |
| svlach | 1:dcf2f8359398 | 403 | */ |