def scantable():
#make queue for 3b table
scan_q = brybus.writequeue()
print "Building Queue"
#table 3c isn't complete so use this array of valid rows
table_3c = (
'200130010300000B003C01',
'200130010300000B003C03',
'200130010300000B003C04',
'200130010300000B003C05',
'200130010300000B003C06',
'200130010300000B003C08',
'200130010300000B003C09',
'200130010300000B003C0A',
'200130010300000B003C0B',
'200130010300000B003C0C',
'200130010300000B003C0D',
'200130010300000B003C0E',
'200130010300000B003C0F',
'200130010300000B003C10',
'200130010300000B003C11',
'200130010300000B003C12',
'200130010300000B003C13',
'200130010300000B003C14',
'200130010300000B003C1E',
'200130010300000B003C1F',
'200130010300000B003C28',
'200130010300000B003C29'
)
for r in range(1,16):
reg = '00' + '3B' + "{0:02X}".format(r)
f = brybus.frame(reg,'C','2001','3001','0B')
scan_q.pushframe(f)
#use the list above
for r in table_3c:
f = brybus.frame(r,'S')
scan_q.pushframe(f)
for r in range(1,4):
reg = '00' + '3D' + "{0:02X}".format(r)
f = brybus.frame(reg,'C','2001','3001','0B')
scan_q.pushframe(f)
return scan_q
def main():
# load CSV into memory
data = []
tfin = csv.reader(open(scan_data, "rb"), delimiter=" ")
for row in tfin:
f = brybus.frame(row[2], "S")
s = printable(f.data.decode("hex"))
if s != "":
print f.src, f.data[:6], s
def scantable():
# load data from csv
print "Loading table information"
# load CSV into memory
registers = []
tfin = csv.reader(open(scan_registers, "rb"))
for row in tfin:
registers.append(row)
scan_q = brybus.writequeue()
print "Building Queue"
for r in registers:
reg = "00" + r[1] + r[6]
f = brybus.frame(reg, "C", r[0], "3001", "0B")
scan_q.pushframe(f)
return scan_q
def __init__(self,f):
self.frame = f
self.response = brybus.frame('000130010100000B000000','S')
self.done = False
#!/usr/bin/python
#an example program to use brybus and bryqueue
#writes to frames constructed differently and reads
#frames from the bus
import time
import brybus
import ConfigParser
cfg = ConfigParser.ConfigParser()
cfg.read('brybus.cfg')
serialport = cfg.get('brybus','serialport')
#build a frame if you already know it
f1 = brybus.frame('400130010300000B000101',"S")
print "Frame Built: ",f1.print_str()
#build a frame from parts: data, C for Create, dst, src, function
f2 = brybus.frame('000101','C','5001','3001','0B')
print "Frame Built: ",f2.print_str()
#build the queue and put the items in it
q = brybus.writequeue()
q.pushframe(f1)
q.pushframe(f2)
q.printqueue()
#setup the stream and bus
s = brybus.stream('S',serialport)
b = brybus.bus(s)
if phase==0:
#scan devices for X seconds - exit loop by setting phase=1
if 'ph1_time' in locals():
if time.time() - ph1_time > 10:
phase=1
#uncomment the next line to force items into the device list
#devices.append("XXXX")
print "ending phase 0"
print "Devices:",devices
#if variables are not setup do some init stuff one time
else:
ph1_time = time.time()
print "starting phase 0"
devices=[]
#loop to read a frame and build a list of devices
f = brybus.frame(b.read(),"B")
if f.src not in devices:
devices.append(f.src)
#use device list to build a queue of all possible tables, scan them all
if phase==1:
#if the initial setup is done, scan it (normal write/read loop)
if 'ph1_q' in locals():
#write
w = b.write(ph1_q.writeframe())
if w==1:
print "write", ph1_q.printstatus(), ByteToHex(ph1_q.writeframe())
if w==2:
print "pause"
#read and check frame
f = brybus.frame(b.read(),"B")
return scan_q
# =======main========
q = scantable()
q.printqueue()
# setup the stream and bus
s = brybus.stream("S", serialport)
b = brybus.bus(s)
while 1:
# write
wf_raw = q.writeframe()
wf = brybus.frame(wf_raw, "B")
w = b.write(wf_raw)
f = brybus.frame(b.read(), "B")
if w == 1:
print "write", q.printstatus()
print wf.dst, wf.src, wf.len, wf.func, wf.data, wf.crc
print f.dst, f.src, f.len, f.func, f.data, f.crc
q.checkframe(f)
# test for end of queue
if q.writeframe() == "":
q.printqueue()
f = open(scan_data, "w")
f.write(q.print_str())
#setup the stream and bus
s = brybus.stream('S',serialport)
b = brybus.bus(s)
table=[]
db_insert("START","START")
while(1):
#get write frame and write it
#write blocks, writes if the timeout passes, but returns without writing if data is received on the serial port
wf_raw = q.writeframe()
w = b.write(wf_raw)
f = brybus.frame(b.read(),"B")
#if w==1:
#print "write", q.printstatus()
#print wf.dst,wf.src,wf.len,wf.func,wf.data,wf.crc
#print f.dst,f.src,f.len,f.func,f.data,f.crc
#check the frame that was read against the queue to match the response with the request
q.checkframe(f)
#test for end of queue, then restart the queue
if q.writeframe() == '':
print "Write Queue Done. Seconds Elapsed:",(time.time()-writestart)
writestart = time.time()
for k,v in q.queue.iteritems():
v.done = False
