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/* -*- c++ -*-
This is Picprog, Microchip PIC programmer software for the serial port device.
Copyright © 1997,2002,2003,2004 Jaakko Hyvätti
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation.
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.
The author may be contacted at:
Email: Jaakko.Hyvatti@iki.fi
URL: http://www.iki.fi/hyvatti/
Phone: +358 40 5011222
Please send any suggestions, bug reports, success stories etc. to the
Email address above.
*/
#ifndef H_PICPORT
#define H_PICPORT
#include <termios.h>
#include <sys/ioctl.h>
#include <time.h>
class picport {
int fd;
struct termios saved, termstate;
unsigned long addr;
int debug_on;
char *portname;
int W[16];
int modembits;
void set_clock_data (int rts, int dtr);
void p_out (int b);
int p_in ();
#if defined(__x86_64__) || defined(__i386__)
#define RDTSC_WORKS
#endif
// How many tsc clocks (cpu clock cycles) per 1000 ns
static unsigned int tsc_1000ns;
static int use_nanosleep;
static int slow_loops;
public:
static void delay (long ns);
enum commands {
load_conf = 0, data_for_prog = 2, data_from_prog = 4,
inc_addr = 6, beg_prog = 010, data_for_data = 3,
data_from_data = 5, erase_prog = 011, erase_data = 013,
command1 = 1, command7 = 7, end_prog = 016,
end_prog_only = 027, beg_prog_only = 030, chip_erase = 037
};
enum commands18 {
instr = 000,
shift_out = 002,
tread = 010,
tread_inc = 011,
tread_dec = 012,
inc_tread = 013,
twrite = 014,
twrite_inc2 = 015,
twrite_dec2 = 016,
twrite_prog = 017,
// flag for command18() method to implement programming delay by
// holding fourth command clock cycle up.
nop_prog = 0100,
// Flag for erase delay
nop_erase = 0200,
};
enum commands30 {
SIX = 0,
REGOUT = 1,
};
picport (const char *tty, bool nordtsc, bool slow);
~picport ();
int command (enum commands comm, int data = 0);
int command18 (enum commands18 comm, int data = 0);
int command30 (enum commands30 comm, int data = 0);
void setaddress (unsigned long a);
void setaddress30 (unsigned long a);
unsigned long address () { return addr; }
void force ();
void reset ();
const char *port () { return portname; }
void debug (int d) { debug_on = d; }
};
#endif // H_PICPORT
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