 | | Re: Brainstorms —Steve Baker
|
| | | (...) I thought Philips kept a master registry of all the hardwired I2C addresses allocated to each chip vendor? That should mean that just reading the hardwired address is enough to tell you what *kind* of device you've found. ---...--- Steve Baker (...) (22 years ago, 13-Aug-02, to lugnet.robotics)
|
| | | |
| | | | | Re: Brainstorms —Wayne Gramlich
|
| | | | (...) There are only 1024 maximum addresses. There are more than 1024 I2C chips out there. Ergo, there are address conflicts between some of the chips out there. Unfortunately, there is no requirement that 2 chips at the same address implement the (...) (22 years ago, 13-Aug-02, to lugnet.robotics)
|
| | | | |
| | | | | | Re: Brainstorms -- A Simple Unique Addressing Scheme —Dick Swan
|
| | | | There's been a lot of messages on how to determine unique addressing for intelligent peripherals. Model railroading has solved this problem in a fairly easy way. THe NMRA (National Model Railroading Association) defined the DCC (Digital Command (...) (22 years ago, 14-Aug-02, to lugnet.robotics)
|
| | | | |
| | | | | | Re: Brainstorms -- A Simple Unique Addressing Scheme —Wayne Gramlich
|
| | | | (...) [snip DCC references] (...) That might be workable. I2C does not really have a broadcast message (General Call is close, but not quite). However, just scanning the I2C bus for 1024 addresses to find what the current address of the module is (...) (22 years ago, 14-Aug-02, to lugnet.robotics)
|
| | | | |
