Mercurial > pygpibtoolkit / annotate
load_gpib_plot.py@9af1509775b6 (annotated)
load_gpib_plot.py
Mon, 10 Dec 2007 20:05:39 +0100
- author
- David Douard <david.douard@logilab.fr>
- date
- Mon, 10 Dec 2007 20:05:39 +0100
- changeset 0
- 9af1509775b6
- permissions
- -rw-r--r--
initial import
| 0 | 1 | import sys |
| 2 | import time | |
| 3 | import serial | |
| 4 | p = serial.Serial(port="/dev/ttyUSB0", baudrate=115200, timeout=0.1) | |
| 5 | ||
| 6 | p.write('++addr 5\r') # set address to 0 | |
| 7 | p.write('++mode 0\r') # read listen only mode | |
| 8 | p.write('++mode\r') | |
| 9 | for i in range(10): | |
| 10 | mode = p.readline().strip() | |
| 11 | if mode != "": | |
| 12 | break | |
| 13 | time.sleep(0.1) | |
| 14 | print "mode = ", mode | |
| 15 | if mode == '': | |
| 16 | print "strange" | |
| 17 | sys.exit() | |
| 18 | ||
| 19 | res = "" | |
| 20 | i=0 | |
| 21 | ||
| 22 | replies={ | |
| 23 | "OE": "0", | |
| 24 | "OH": "0,0,10000,7500", | |
| 25 | "OI": "7470A", | |
| 26 | "OP": "0,0,10000,7500", | |
| 27 | "OO": "0,1,0,0,0,0,0,0", | |
| 28 | "OF": "40,40", | |
| 29 | "OS": "24", | |
| 30 | } | |
| 31 | ||
| 32 | while i<15: | |
| 33 | l = p.readline().strip() | |
| 34 | if l == "": | |
| 35 | i += 1 | |
| 36 | for k, v in replies.items(): | |
| 37 | if res.endswith(k) or res.endswith(k+';'): | |
| 38 | print "got commend", k | |
| 39 | p.write("%s"%v) | |
| 40 | if k == "OS": | |
| 41 | replies[k] = "16" | |
| 42 | break | |
| 43 | p.write('\r') | |
| 44 | time.sleep(0.1) | |
| 45 | continue | |
| 46 | print "got a new line (%s chars) [i=%s]"%(len(l), i) | |
| 47 | res += l + "\n" | |
| 48 | i = 0 | |
| 49 | print "over" | |
| 50 | print "res = ", res | |
| 51 | ||
| 52 | open('out.gpib', 'w').write(res) | |
| 53 | ||
| 54 |
