Differences
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| controllers [2023/06/05 16:50] – [Checksum/keepalive] simer | controllers [2023/06/05 21:59] (current) – [Checksum/keepalive] simer | ||
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| - | where A and B are the two most recent nibbles sent by the console in 7x commands. If only one nibble has been sent, the other nibble in the algorithm will have 0 as its value. The console can also reset the previous state by sending a Bx command instead which otherwise works like a 7x command. | + | where A and B are the two most recent |
| The console must send the 7x commands, even if it ignores all the Bx replies from the controller. Without these commands, the controller eventually shuts down. | The console must send the 7x commands, even if it ignores all the Bx replies from the controller. Without these commands, the controller eventually shuts down. | ||
