Programming the Arduino Ethernet Board

Preamble

Following on from The case of the broken Pro Micro, I wanted to use my Arduino Ethernet Board, which is basically an Uno and an Ethernet shield fused together on one board, as an AVR programmer for the Pro Micro. For a recounting of this tale see The case of the broken Pro Micro (reprise).

However, before I could use the Arduino Ethernet board as an ISP, I needed to figure out how to program the Arduino Ethernet board, as there is no USB port. Continue reading Programming the Arduino Ethernet Board

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Charging a Samsung Tablet with an Apple iPad charger

Preamble

A friend of mine had a totally discharged Samsung tablet, and had only the Samsung USB Connector (as she had left her usual charger at home):

Samsung USB Connector (30 pin)
Samsung USB Connector (30 pin)

She needed it to be charged and I thought that I would give it a go. Continue reading Charging a Samsung Tablet with an Apple iPad charger

2TB Hard disk for MacBook

Preamble

Looking for an internal 2.5″ 2TB HDD for your MacBook, or MacBook Pro? The cheapest option is to get a Seagate Backup Slim USB external disk and rip its guts out. It is the only 9.5mm 2.5″ 2TB internal disk on the market (or was in 2015), and I( believe that it still is. Other disks are too fat (i.e. tall) at 12mm to fit in the MacBook internal disk bay – other heights may be 6mm or 15mm. Continue reading 2TB Hard disk for MacBook