Monday, September 10, 2012
Creating Bluetooth 4.0 accessory - How to start?
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We predicted that the Bluetooth 4.0 will be the technology that will revolutionize the gadget and accessory market for mobile devices. The...
7 comments:
Sunday, September 2, 2012
Bipolar microstepping motor driver roundup
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Bipolar stepper motors are easy to drive using a microcontroller, but using a separate driver chip can arguably be a simpler and a safer o...
1 comment:
Thursday, August 30, 2012
iPhone 5 - enabling the Internet of Things?
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When iPhone 4S was introduced approximately one year ago, not that many people realized what was perhaps the most crucial feature that diffe...
2 comments:
Tuesday, August 28, 2012
Azoteq's IQS232 offers inexpensive capacitive touch
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Azoteq's new IQS232 is a 2-channel capacitive touch senor with some interesting features, such as an impressive 3uA operating current an...
Saturday, August 25, 2012
Understanding I²C and some typical uses
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Having worked with multiple I²C sensors, I thought that it might be time to summarize some of my findings. For those new to I²C, the name is...
Monday, August 20, 2012
MEMS microphones
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Traditionally a microphone is considered to be a relatively large electromechanic component that involves coils and bias currents. In the re...
NXP TFA9887 amp cranks out 6dBs more sound from tiny speakers
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Targeting portable devices where space is at a premium, the NXP claims its new TFA9887 can deliver 2.6 watts RMS to speakers normally limit...
Saturday, August 18, 2012
What is Bluetooth Smart?
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When the Bluetooth SIG released the Bluetooth 4.0 core specification in 2010, it came with a lot of confusion: terms like Bluetooth 4, B...
Thursday, August 16, 2012
Analog Devices' new IMU is not for the stingy hobbyist
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Analog Devices has a new inertial measurement unit, the ADIS16480, featuring 10 degrees of freedom and incorporating sensor fusion using k...
Panasonic's long range PIR motion sensors are frugal with their energy
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Passive infrared sensors (PIRs) are commonly used for motion detection in applications like burglar alarms, automatic lighting fixtures an...
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