David Cornish

Activity

Reply to How do I stack multiple PCF 8575C ? - Thank you for all your help. I understand the bit about tying the address lines. …
David Cornish - 17 Jun 2011
New topic How do I stack multiple PCF 8575C ? - I have successfully built this circuit. I now have 16 outputs. 16bit How do I …
David Cornish - 16 Jun 2011
Reply to Strange PCF 8575C problem - Thank you for your help. You were right, I connected the mbed GND to the …
David Cornish - 16 Jun 2011
New topic Strange PCF 8575C problem - Mbed Community I have the following circuit: I have the outputs connected to the GND …
David Cornish - 15 Jun 2011
New topic Mbed --> Optocoupler --> 5V DC Relay - Mbed Communinity My requirements are simple. I would like to drive a 5V DC relay …
David Cornish - 05 Jun 2011
New topic Pinball Code - Here is code for a simple pinball circuit. 8 switches control 8 lamps. Ball hits …
David Cornish - 05 Jun 2011
New topic Graycode Binary Upcounter Statement - This is a simple 4 bit up counter. Author: Christian Lerche Date: 05-12-2009 MCU: LPC1768 …
David Cornish - 04 Jun 2011
New topic Pinball Lamp Circuit - Mbed Community I have the following circuit wired up to pinball lamps: Here is the …
David Cornish - 01 Jun 2011
New topic Pinball Optocoupler Cicuit - Mbed community. I would like to control pinball lamps with my mbed. I have a …
David Cornish - 29 May 2011
New topic How do I expand the number of digital I/O pins? - Mbed Community How do I increase the number of Digital I/O pins available. Kind Regards …
David Cornish - 29 May 2011
New topic Heat Dissipation for HTSSOP TPL 9202 Relay Driver - Mbed Community I bought a TPL9202 relay driver. http://focus.tij.co.jp/jp/lit/ds/slis124d/slis124d.pdf This is a surface mount device. …
David Cornish - 12 Feb 2011
Reply to Pinball relay driver - Thank you for your help. I will keep trying with the TPL9202 I have. Let …
David Cornish - 09 Feb 2011
Reply to Relay Driver Help - I have tried connected brown out to 1.2 1.3 1.4 1.5 V etc... Also directly …
David Cornish - 09 Feb 2011
New topic Relay Driver Help - I have the following relay driver: TPL9202 Here is the datasheet: http://focus.ti.com/lit/ds/symlink/tpl9202.pdf I am going …
David Cornish - 08 Feb 2011
New topic Pinball relay driver - I need the following SPI relay driver. See http://focus.ti.com/lit/ds/symlink/tpl9202.pdf I live in the uk. Does …
David Cornish - 27 Jan 2011
New topic More pinball questions: Mbed community Thank you for all your help! on the 'Pinball Advice' topic. I have …
David Cornish - 18 Jan 2011
New topic Pinball Advice: Mbed Community. What is the best way to control about 20 lamps on a pinball …
David Cornish - 17 Jan 2011