 | | Re: Development status
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Michael, Carl, (...) I'm encouraged by your efforts Carl and I don't have time to do the gcc work so Michael, I'd like to take you up on your offer. I do have two of the RCX bricks and a number of USB/IR towers and Linux machines. Carl, I've limited (...) (16 years ago, 27-Jan-09, to lugnet.robotics.rcx.legos)
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| | Re: Development status
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[...] (...) That's great news so far :-) Some time ago, however, I've tried to get brickOS to run on those old h8300 bricks, but it only seemed to work when using an old tool-chain (which is also the reason why the related packages never got (...) (16 years ago, 27-Jan-09, to lugnet.robotics.rcx.legos)
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| | Re: Development status
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(...) Hi Stephen, 2*Michael and others, I've (finally) started playing around with brickOS again. My RCX and almost all of my Lego is in storage a long long way from here, but that may actually be a good thing in this context. I've applied Jochen's (...) (16 years ago, 25-Jan-09, to lugnet.robotics.rcx.legos)
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| | Trains, Car and Level Crossing Automatic Control System
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This system is used 4 RCXs to control 2 trains, 1 car and 1 level crossing. RCX1 is used to control 3 switch points and response 3 light sensors. RCX2 is used to control 3 segments track and response 2 light sensors. RCX3 is used to control level (...) (16 years ago, 6-Sep-08, to lugnet.announce.moc, lugnet.trains, lugnet.robotics.rcx.legos) !
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| | Re: Problem to send long messages from RCX to PC via com Hack
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(...) Dear Matthew I have found the problem. It was in kernel\lnp-locical.c -> cheking the echo was the problem solution: echo OFF it is a rough solution, but it works changes 1) rx_handler(void) ... // echos of own bytes -> collision detection // (...) (16 years ago, 29-Jun-08, to lugnet.robotics.rcx.legos)
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| | Re: Problem to send long messages from RCX to PC via com Hack
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I don't know if this is would be of any help, as it uses a different approach, but I thought I'd pass it along anyway.... Bi-directional Bluetooth to IR translator - (URL) (PDF format: (URL) ) While this solution doesn't allow both the serial and IR (...) (16 years ago, 28-Jun-08, to lugnet.robotics.rcx.legos)
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| | Problem to send long messages from RCX to PC via com Hack
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Hi, Once again i am back about RCX and BT-Connection. Receiving messages from the PC via BT to the RCX is OK. But if I send messages from the RCX to the PC with 4800 Baud i get only 4 Bytes. So I go back to 2400 Baud, forget BT and make a serial (...) (16 years ago, 10-Jun-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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Dear Claude (...) A: Thank you for finding the PDF. (...) A: I will check ( measure the Voltage on the IF LEDS) should be approx. 9V betweem LED and Transistor if everything is off. (...) A: Now i had success . It works. (...) I have allready done (...) (16 years ago, 29-May-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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Dear Matthew (...) A: Now it works with 4800 baud via bluetoothconnection . There was a couple of Problems. 1) At first i tried with the USB Tower but i coult only swith to 4800 bauds but there is no possibilty to change parity. 2) With the serial (...) (16 years ago, 29-May-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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"Claude Baumann" <cbaumann@ci.educ.lu> wrote in message news:K1E031.y4@lugnet.com... (...) I was able to retrieve it from archive.org - (URL) . (16 years ago, 28-May-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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(...) The carrier should be quiet in any case, because it disturbs the TX signal. (...) We tried this,but it didn't work. Why, because the transistor will drain some current, if the emitter has positive voltage and the base goes low. If the carrier (...) (17 years ago, 24-May-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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Glad to hear it is working--thank you for the update. If I may ask, I have a few questions-- * So if I understand these posts correctly, 4800 baud now works with the IR connection and not just with the hardware hack? *A couple posts from Dick Swan (...) (17 years ago, 24-May-08, to lugnet.robotics.rcx.legos)
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| | Re: Success
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Hi I have implemented the stuff // and set the port6<7> pin LOW. Now the upper PNP transistor isn't conducting anymore. Now TX and RX works Here are the program #include <lnp.h> #include <conio.h> #include <string.h> #include <lnp-logical.h> (...) (17 years ago, 20-May-08, to lugnet.robotics.rcx.legos)
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| | RCX Serial Hardware Hack
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Hi As allready described in a other thread i have build a bluetoothconnection between pc and the RCX. There is one thing that the serial bluetooth is only available to tx/rx with a minimum from 4800 baud. At first i compiled brickos 0.9.0 with (...) (17 years ago, 20-May-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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(...) I have found the thread, its in (URL) is a also a 2 thread in (URL) the usb tower dll. and a c program called joybricxsrc.zip I looked short in the header files LEGOUSBTowerioctl.h and there is a posibility to set the speed #define (...) (17 years ago, 3-May-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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.Sorry for the delay Now i am in italy , triest. so i just do a short look in the messages. Thanks for the answers. In meantime i recogmised too that there is no serial baud rate change in the dll for the usb. I think i have something at home what i (...) (17 years ago, 3-May-08, to lugnet.robotics.rcx.legos)
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| | RE: brickos 090 problem no program download with CONF_LNP_FAST
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Somewhere in the bowels of the header files within the RCX SDK is a list of "IODEVICE control commands" which does include description of messages required to change baud rate on the USB tower. I am assuming you're not using the LEGO Windows DLL (...) (17 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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Hello Bernhard, (...) I just checked the source code. There is no speed setting for usb tower in the code. If you look into firmdl3 you also find that fast mode is disabled for USB, because it doesn't work. I think the USB tower sends at 2400 baud (...) (17 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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| | RE: brickos 090 problem no program download with CONF_LNP_FAST
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You should scan for some old posts by either John Barnes or Philo concerning the different "IR transceiver" chips used between RCX 1.0 and 2.0 and between serial vs USB towers. As I recall: Serial tower can only transmit 38 KHz carrier. It's IR (...) (17 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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(...) Now i have success ! !) i made to directorys brickos-0.9.0_orig with //#ifdef CONF_LNP_FAST in /boot/config.h and util/dll-src/config.h and brickos-0.9.0_pat48 with #ifdef CONF_LNP_FAST in /boot/config.h and util/dll-src/config.h 2) compile (...) (17 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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