mirror of https://github.com/ArduPilot/ardupilot
93 lines
2.3 KiB
Python
Executable File
93 lines
2.3 KiB
Python
Executable File
#!/usr/bin/env python
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'''
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create alternate function tables
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This assumes a csv file extracted from the datasheet using tablula:
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https://github.com/tabulapdf/tabula
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'''
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import sys, csv, os
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def is_pin(str):
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'''see if a string is a valid pin name'''
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if len(str) < 3:
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return False
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if str[0] != 'P':
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return False
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if str[1] not in "ABCDEFGHIJK":
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return False
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try:
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p = int(str[2:])
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if p < 0 or p > 15:
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return False
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return True
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except ValueError:
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return False
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def pin_compare(p1, p2):
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'''control pin sort order'''
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(p1,f1) = p1.split(':')
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(p2,f2) = p2.split(':')
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port1 = p1[:2]
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port2 = p2[:2]
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pin1 = int(p1[2:])
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pin2 = int(p2[2:])
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#print(port1, pin1, port2, pin2)
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if port1 == port2:
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if pin1 == pin2:
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if f1 < f2:
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return -1
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return 1
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if pin1 < pin2:
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return -1
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return 1
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if port1 < port2:
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return -1
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return 1
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def parse_af_table(fname, table):
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csvt = csv.reader(open(fname,'rb'))
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i = 0
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aflist = []
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for row in csvt:
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if len(row) > 2 and row[1] == 'AF0':
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# it is a AF list
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aflist = []
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for s in row[1:]:
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if s:
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aflist.append(int(s[2:]))
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if not is_pin(row[0]):
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if len(row) < 2 or not is_pin(row[1]):
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continue
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row = row[1:]
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pin = row[0]
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for i in range(len(aflist)):
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af = aflist[i]
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s = row[i+1]
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s = s.replace('_\r', '_')
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s = s.replace('\r_', '_')
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s = s.replace('\r', '')
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s = s.replace(' ', '')
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if s == '-' or len(s) == 0:
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continue
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functions = s.split('/')
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for f in functions:
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table[pin+':'+f.upper()] = af
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table = {}
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if len(sys.argv) != 2:
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print("Error: expected 1 CSV file")
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sys.exit(1)
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parse_af_table(sys.argv[1], table)
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sys.stdout.write("AltFunction_map = {\n");
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sys.stdout.write('\t# format is PIN:FUNCTION : AFNUM\n')
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sys.stdout.write('\t# extracted from %s\n' % os.path.basename(sys.argv[1]))
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for k in sorted(table.keys(), cmp=pin_compare):
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s = '"' + k + '"'
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sys.stdout.write('\t%-20s\t:\t%s,\n' % (s, table[k]))
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sys.stdout.write("}\n");
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