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How to upgrade the firmware for a bitcoin miner

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upgrade firmware of bitcoin miner

Sometimes, your miner may stop mining because of firmware issue of the controller. In that case, you can fix the issue by upgrading the firmware. And also in some other cases, you may want to upgrade the firmware of your miner to the latest version so that your miner can get a better performance.

In this tutorial, we will show you how to upgrade the firmware of a bitcoin miner.

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Evaluation on Antminer S9 Hydro Water-Cooling Bitcoin Miner

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Evaluation on Antminer S9 Hydro Water-Cooling Bitcoin Miner IMG N01

Recently, Bitmain has introduced a new miner based on the SHA256 algorithm, Antminer S9 Hydro, which immediately attracted widespread attention ever since. We finally witness the mass-produced water-cooling miner in the real sense! S9 Hydro miner is suitable for BTC, BCH, DGB and other SHA256 currencies. It adapts to Antminer APW5 silent power supply with low temperature, low noise and immunity to dusts.

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Evaluation on Bitcoin Miner Antminer S15

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Evaluation on Bitcoin Miner Antminer S15 IMG 52

As a scientific company dedicating to high-speed, low-power customized chip design and development, Bitmain has successfully designed and mass-produced multiple models of ASIC customized chips and all-in-one systems. Bitmain was established in 2013 and introduced the first-generation bitcoin miner of Antminer series, Antminer S1, in the same year. With over five years of development, the bitcoin miner of Antminer series has undergone iterations of multiple models of S1, S2, S3, S4, S5, S7 and S9. The latest models are S15 and T15, which were on sale on November 8, 2018.

Antminer S15 adopts a brand-new 7nm chip manufacturing technology and the official website evaluates model S15 as Long-term Mining, Energy Efficiency, which emphasizing the features of “high performance with durability and energy efficiency with less power consumption”. According to the parameters on the official website, Antminer S15 has two types of built-in mining modes: High-Performance Mode and Energy-Saving Mode. As per the official parameters, the energy/hash ratio is 57 J/T in High-Performance Mode and 50 J/T in Energy-Saving Mode. Compared to the bitcoin miners on current market, such an energy/hash ratio has set a record high.

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Review for Canaan Mining Heater

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Review for Canaan Mining Heater

In September 2018, cryptocurrency hardware manufacturer Canaan announced a novel product-a mining heater. According to official specifications: the product with the model name A851H, has a hash speed of 14.5TH/S@1450w/h, the efficiency ratio is 100w/T and it integrates 104 A3210M chips of 16nm.

In this review we will show as many details as possible.

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Evaluation on Ebit E9.2 Bitcoin Miner

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Evaluation on Ebit E9.2 bitcoin Miner IMG N01

The Ebit miner is the high-hashrate bitcoin miner released by Ebang Communication Co.,Ltd, a NEEQ-listed company in Zhejiang Province, China. The earliest model of this series of miners was released in 2016 with self-developed bitcoin mining chips.

The latest version of Ebit E9.2 bitcoin miner for this evaluation can reach 12TH/s at the energy consumption ratio of 140W/T. Now, EastShore will bring you the latest evaluation as follows.

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Unboxing and Review for Bitcoin Miner Antminer S9K and S9SE

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Unboxing and Review for Bitcoin Miner Antminer S9K and S9SE IMG 00

In June 2016, Bitmain released the bitcoin miner Antminer S9 (refer to: Evaluation on Antminer S9 16nm Bitcoin Miner), which adopted the 189 pieces of the latest BM1387 chips independently developed by Bitmain. The overall hash could reach 11.85 TH/s with 1172W power and 100W/T efficiency. The BM1387 is the 5th generation bitcoin miner chip independently developed by Bitmain, which adopts TSMC 16nm FinFET process and fully-customized designs. The maximum hash of a single chip can reach 74GH/S.

No one ever expected that a classic bitcoin miner Antminer S9 had come into being since then.

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Launching an Hour of 51% Attack on Bitcoin with US$700,00? Illusion!

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Launching an Hour of 51 Attack on Bitcoin Illusion IMG 00

The news about 51% attack on bitcoin with US$760,000 was widely spread on the network, and some well-known currencies such as ETH, BCH and BSV had all become the targets. It seems that the cost of launching a 51% attack is far less than our imagination. Many “smart guys” quickly came up with the idea of launching a 51% attack on bitcoin to get profits in the futures market. Unfortunately, they are just daydreaming.

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51% Attack, the Doom of POW Cryptocurrency and ASIC Miners?

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51 Attack the Doom of POW and Miners IMG 00

As the pioneer of bitcoin, POW (Proof of Work) is widely regarded as a solution integrating security, decentralization and fairness in the consensus mechanism. The stable operation of bitcoin network for nearly decade is the best example.

The only way against POW mechanism is the 51% attack —- when certain attacker controls more than 51% of all the hashrate, he can generate the longest chain singlehanded —- the attacker can make hard fork with double-spending attack anytime. It is easy to see that such an attack demands big price from the attacker, so it only theoretically exists on paper until May 2018.

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