| 修订版 | 7889ba6d0ee429c0232b690218f2399ef8f578f4 (tree) |
|---|---|
| 时间 | 2020-02-14 06:14:36 |
| 作者 | PJ |
| Commiter | PJ |
netlist/netlist.py
netlist/netlist.py (diff)| @@ -329,17 +329,27 @@ | ||
| 329 | 329 | return False |
| 330 | 330 | print device.name, pin_name, 'connected to net', net_name, 'instances:', len(pins), pins |
| 331 | 331 | return True |
| 332 | + | |
| 333 | +# pin number | |
| 334 | + def find_connecting_net(self, device, pin): | |
| 335 | + node = Node((device.ref, pin)) | |
| 336 | + net_name = self.find_net(node) | |
| 337 | + if net_name == None: | |
| 338 | + return None # not on any net | |
| 339 | + if len(self.netlist[net_name]) == 1: | |
| 340 | + return None # sigle node net | |
| 341 | + print device.name, pin, 'connected to', net_name, self.netlist[net_name] | |
| 342 | + return net_name | |
| 343 | + | |
| 344 | +# pin name | |
| 332 | 345 | def unconnected_all(self, device, pin_name): |
| 333 | 346 | pins = device.pinout.pins(pin_name) |
| 334 | 347 | if pins == []: |
| 335 | 348 | print 'no pin matches', pin_name, 'in', device.name |
| 336 | 349 | assert(0) |
| 337 | 350 | for pin in pins: |
| 338 | - node = Node((device.ref, pin)) | |
| 339 | - net_name = self.find_net(node) | |
| 340 | - if net_name == None: | |
| 341 | - continue # not on any net - OK | |
| 342 | - if len(self.netlist[net_name]) != 1: | |
| 351 | + net_name = self.find_connecting_net(device, pin) | |
| 352 | + if net_name != None: | |
| 343 | 353 | print device.name, pin_name, pin, 'connected to', net_name, self.netlist[net_name] |
| 344 | 354 | return False |
| 345 | 355 | print device.name, pin_name, 'single node nets, instances:', len(pins) |
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