http://forums.leaflabs.com/topic.php?id=9 A place to share, learn, and grow... en-US Fri, 22 Jan 2016 00:04:25 +0000 http://bbpress.org/?v=1.0.2 q http://forums.leaflabs.com/search.php http://forums.leaflabs.com/topic.php?id=9#post-19 Sat, 03 Apr 2010 12:15:31 +0000 importer 19@http://forums.leaflabs.com/ <p>[on Thu 18 of Feb., 2010 00:12 EST, by rsbohn]</p> <p>&gt; I'm seeing the LED blink at the correct interval so the program is clearly loaded and running. But I am using Bray Terminal on the PC side and it actually shows me "FRAME ERROR" messages. On the PC side, I've assumed "8N1" (8 data bits, no parity, 1 stop bit) and no handshaking. I must be overlooking something. Help!<br /> &gt;</p> <p>The Maple pins don't provide RS232 level signals. You need something like a Max232 to talk to a PC COM port. Alternatively, FTDI BOB works nicely. </p> http://forums.leaflabs.com/topic.php?id=9#post-17 Sat, 03 Apr 2010 12:14:35 +0000 importer 17@http://forums.leaflabs.com/ <p>[on Wed 17 of Feb., 2010 20:42 EST, by poslathian]</p> <p>The code above should work over serial2, which is the hardware tx/rx lines, not the usb port. If you want usb do:</p> <p>HardwareUsb Usb;<br /> void setup() {<br /> }<br /> void loop() {<br /> Usb.print("hi!");<br /> delay(1000);<br /> }</p> <p>rsbohn's build does not include instructions for installing the rev2 serial drivers for windows. Were posting about this now, ill link it back here in a bit. </p> http://forums.leaflabs.com/topic.php?id=9#post-15 Sat, 03 Apr 2010 12:13:59 +0000 importer 15@http://forums.leaflabs.com/ <p>[on Wed 17 of Feb., 2010 19:20 EST, by gwong]</p> <p>Having worked with the Arduino Duemilanove before, I was excited to have gotten my Maple rev1 boards. I've got a seemingly simple program to start:</p> <p>int pinLed = 13;<br /> int intCounter = 0;</p> <p>void setup()<br /> {<br /> Serial2.begin(115200);<br /> }</p> <p>void loop()<br /> {<br /> intCounter += 1;<br /> Serial2.write(intCounter);<br /> digitalWrite( pinLed, HIGH);<br /> delay(500);<br /> digitalWrite( pinLed, LOW);<br /> delay(500);<br /> }</p> <p>On the hardware side, I've got connected:</p> <p>Maple PIN UART PC DB9 PIN<br /> ========= ========= ==========<br /> D0 USART2_RX 3 (TXD)<br /> D1 USART2_TX 2 (RXD)<br /> D14 GND 5 (GND)</p> <p>I've done the manual Arduino 0018 build from the svn repo as of yesterday and while I worked through problems with dfu-util.exe I was unable to get the program to talk with my PC. After stumbling across rsbohn's build, I tried that as well but was unsuccessful.</p> <p>I'm seeing the LED blink at the correct interval so the program is clearly loaded and running. But I am using Bray Terminal on the PC side and it actually shows me "FRAME ERROR" messages. On the PC side, I've assumed "8N1" (8 data bits, no parity, 1 stop bit) and no handshaking. I must be overlooking something. Help! </p>