Revision 210
Updated jumptable and Makefile for tooltron to work with bootloader
updated tooltron.py to handle NACKs
Fixed tooltron.py to send 'o' instead of 'O'
| netprog.py | ||
|---|---|---|
| 90 | 90 |
printMsg(msg) |
| 91 | 91 |
bus.write(msg) |
| 92 | 92 |
|
| 93 |
dCount = 0 |
|
| 94 |
|
|
| 93 | 95 |
def sendData(t, data): |
| 94 | 96 |
body = chr(1) + chr(t) + TT_PROGD + data |
| 95 | 97 |
n = len(data) |
| ... | ... | |
| 99 | 101 |
xor = 0 |
| 100 | 102 |
for c in body: |
| 101 | 103 |
xor = xor ^ ord(c) |
| 102 |
|
|
| 103 | 104 |
msg = '^' + body + chr(xor) |
| 104 | 105 |
printMsg(msg) |
| 105 | 106 |
bus.write(msg) |
| ... | ... | |
| 119 | 120 |
|
| 120 | 121 |
return TT_BAD |
| 121 | 122 |
if msg[0] != '^': |
| 122 |
print "did not get start delimeter! ",ord(msg[0]) |
|
| 123 |
print "did not get start delimeter! ",ord(msg[0])," packet size:",len(msg)
|
|
| 123 | 124 |
return TT_BAD |
| 124 | 125 |
src = msg[1] |
| 125 | 126 |
#print "src: ", ord(src) |
| ... | ... | |
| 166 | 167 |
r = readPacket() |
| 167 | 168 |
if r == TT_NACK: |
| 168 | 169 |
print "WARNING: got NACK, trying again" |
| 169 |
if r == TT_BOOT: |
|
| 170 |
elif r == TT_BOOT:
|
|
| 170 | 171 |
print "ERROR: got stray boot packet" |
| 171 | 172 |
#TODO: restart the whole state machine after the boot packet |
| 172 | 173 |
exit(-2) |
| 173 |
if r != TT_ACK: |
|
| 174 |
elif r != TT_ACK:
|
|
| 174 | 175 |
print "ERROR: got another packet:",r |
| 175 | 176 |
exit(-1) |
| 176 | 177 |
|
| ... | ... | |
| 189 | 190 |
r = readPacket() |
| 190 | 191 |
if r == TT_NACK: |
| 191 | 192 |
print "WARNING: got NACK, trying again" |
| 192 |
if r == TT_BOOT: |
|
| 193 |
elif r == TT_BOOT:
|
|
| 193 | 194 |
print "ERROR: got stray boot packet" |
| 194 | 195 |
#TODO: restart the whole state machine after the boot packet |
| 195 | 196 |
exit(-2) |
| 196 |
if r != TT_ACK: |
|
| 197 |
elif r != TT_ACK:
|
|
| 197 | 198 |
print "ERROR: got another packet:",r |
| 198 | 199 |
exit(-1) |
| 199 | 200 |
|
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