Subject:
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Re: NQC SendMessage to legOS successful!
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Newsgroups:
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lugnet.robotics.rcx.legos
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Date:
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Tue, 28 Aug 2001 16:07:51 GMT
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Viewed:
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4102 times
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Congratulations!
Zhengrong Zang wrote:
> Well, legOS send message to NQC is also successful!
> lnp_message_write(msg); is used in legOS.
>
> Zhengrong
>
> In lugnet.robotics.rcx.legos, Zhengrong Zang writes:
> > I hacked legOS and make NQC sending standard firmware message to legOS, you
> > an see the test legOS and NQC program as below, NQC program send a random
> > message and display it, legOS program receives that message and display it.
> > But I can't implement legOS send message to NQC, I tried to use
> > lnp_logical_write(buf, 9);
> > here buf[]={0x55, 0xff, 0x00, 0xf7, 0x08, 0x01, 0xfe, 0xf8, 0x07} for
> > message 1, but no message is sent. Does anyone have suggestion?
> >
> > Zhengrong
> >
> > // msg.c
> > int main(int argc, char **argv)
> > {
> > unsigned char msg;
> > char t[10];
> > int x, y, z, i;
> > while (1) {
> > msg = lnp_message_read();
> > if (msg) {
> > x = msg / 100; y = (msg - x * 100) / 10;
> > z = msg - x * 100 - y * 10; i = 0;
> > if (x > 0) {
> > t[i] = x + 48; i++;
> > }
> > if (y > 0 || x > 0) {
> > t[i] = y + 48; i++;
> > }
> > t[i] = z + 48; i++; t[i] = 0;
> > cputs(t);
> > }
> > msleep(500);
> > }
> > return 0;
> > }
> >
> > //msg.nqc
> > int msg;
> > int x = 0;
> > task main()
> > {
> > SetUserDisplay(x, 0);
> > while (true) {
> > msg = Random(254) + 1;
> > x = msg ;
> > SendMessage(msg);
> > Wait(500);
> > }
> > }
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