Recent content by kewakl

  1. K

    Westaust55 and FRAM

    ** ** ** WAIT, I hit the SUBMIT BUTTON by mistake! ** ** ** Here it is. I am considering using FRAM from RAMTRON for some datalogging. *********************************************************** My son is almost old enough for a driving learning permit. I want to log the g-forces on the...
  2. K

    USB connector - vs - current supply

    I have a verizon USB720 (qualcomm 3G CDMA) broadband access pod. The cable had two USB (A) plugs on one end and a USB (A) receptacle on the other end. The reason for the two plugs on the one end is that you can get more than 500mA with both plugs inserted into two USB ports. Is this simply...
  3. K

    Sparkfun Picaxe Download Device

    Sparkfun has a programming board ->> NOT SURE HOW TO MAKE AN [IMG] INTO A [LINK]:mad: for programming Picaxe chips. $14.95 USD -- three-fifths the price of the axe027 (USD $25.95) This is NOT a cable like axe027, but a board that has the FTDI chip. Still a miniUSB CABLE is required. The site...
  4. K

    Mcp4725 I2c Dac

    I have this circuit [EDIT: Diagram is NOT complete. { Does not show 5K pulldown on analog channel 1}{Does not show reset 10K pullup}{Does not show piezo connections}] EDITED DIAGRAM ADDED:the almost red items - moved some items for clarity The piezo third lead to leg 21 (out 0) - not used...
  5. K

    Srcvw4.dll crash

    Windows Vista Application Log Faulting application progedit.exe, version 5.2.0.7, time stamp 0x4a982f14, faulting module Srcvw4.dll, version 4.0.1.7, time stamp 0x47b26812, exception code 0xc0000005, fault offset 0x00018b34, process id 0x600, application start time 0x01ca46d45872ad50. Dell...
  6. K

    i2c protocol - supported bit patterns

    I have been reading the philips/nxp i2c protocol datasheet!:( I have searched the picaxeforum and have not found answers to these questions: I have not used the Picaxe / Picaxe-i2c enough to know. BROADCAST - i2c supports a broadcast control byte Does the Picaxe implementation support the...
  7. K

    FYI to noobs like me (I2C bus)

    I am learning I2C communications for an upcoming project. For learning, I have 2 AXE020's an AXE117 and an AXE022 with an 28X1. I am using the AXE022 as the I2C Master, the 2 AXE020's as slaves. the AXE117 is serial-connected to the first AXE020 slave. The AXE020 - AXE022/117 works fine until...
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