Back again in 2015, the Raspberry Pi Foundation launched a five greenback job board called the Pi Zero for entry-amount tinkerers. Wi-Fi and Bluetooth abilities ended up extra in early 2017 for an more 5 bucks, and now the Zero W has entered its second technology.
The Zero was made as a lesser, more cost-effective and naturally fewer able variation of the immensely popular credit card-sized Raspberry Pi sequence of boards to start with introduced in 2012, in recognition that tinkerers in quite a few elements of the planet might have to perform on really tight budgets. Integrated wireless functionality adopted about 15 months later.
Looking pretty related to its predecessor, the Pi Zero 2 W takes advantage of the exact same Broadcom BCM2710A1 die as the BCM2837 procedure-on-chip located in the start version of the Pi 3, although for this outing the Arm cores of the Cortex-A53 processor have been clocked down to 1 GHz. This has been merged with a 4-Gb Micron LPDD2 die for 512 MB of onboard program RAM, for a prospective efficiency enhance above the first generation W of up to 5 occasions.
The tiny board will come with the exact 802.11n Wi-Fi capabilities as in advance of but Bluetooth will get an update to 4.2 BLE, you also get a 40-pin I/O header like before, a CSI-2 camera connector, a USB 2. OTG host interface, mini HDMI port and microSD card slot.
The new board employs thick internal copper layers to get warmth absent from the processor, which makes the Zero 2 W a little heavier than its predecessor. But the Basis claims that pretty considerably all circumstances and accessories built with the unique Zero W in head, need to be suitable with the new product, so you can swap in the enhanced taste without too a great deal issues.
The Zero 2 W is accessible now for US$15, 5 dollars much more than the nevertheless out there Zero W. The new product also debuts a new USB electrical power supply similar to the 1 applied in the Pi 4, but rocking a micro-B connector instead of a USB-C connector and a peak existing score of 2.5 A. This new PSU will cost you an further $8, and is obtainable with state-distinct plugs. The quick movie underneath has a lot more.
Solution web page: Pi Zero 2 W