Ledger Bittensor App

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Forked from Zondax/ledger-picasso

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This project contains the Bittensor app (https://www.bittensor.com/) for Ledger Nano S and X.
Supporting transfers and staking after the Finney fork.

• Ledger Nano S/X BOLOS app
• Specs / Documentation
• C++ unit tests
• Zemu tests

For more information: How to build

ATTENTION

Please:

• Do not use in production
• Do not use a Ledger device with funds for development purposes.
• Have a separate and marked device that is used ONLY for development and testing

Bittensor 1.1.x

System

Name	Nano S	Nano S XL	Nano SP/X	Nesting	Arguments
Fill block					Perbillratio
Remark					Bytesremark
Set heap pages					u64pages
Set code	✔️	✔️	✔️	✔️	Vecu8code
Set code without checks					Vecu8code
Set storage					VecKeyValueitems
Kill storage					VecKeykeys
Kill prefix					Keyprefix u32subkeys
Remark with event					Bytesremark

Timestamp

Name	Nano S	Nano S XL	Nano SP/X	Nesting	Arguments
Set					Compactu64now

Sudo

Name	Nano S	Nano S XL	Nano SP/X	Nesting	Arguments
Sudo	✔️ Partial	✔️ Partial	✔️ Partial		Callcall
Sudo unchecked weight					Callcall Weightweight
Set key	✔️	✔️	✔️	✔️	LookupasStaticLookupSourcenew_
Sudo as					LookupasStaticLookupSourcewho Callcall

Balances

Name	Nano S	Nano S XL	Nano SP/X	Nesting	Arguments
Transfer	✔️	✔️	✔️	✔️	LookupasStaticLookupSourcedest CompactBalanceamount
Set balance		✔️	✔️	✔️	LookupasStaticLookupSourcewho CompactBalancenew_free CompactBalancenew_reserved
Force transfer	✔️	✔️	✔️	✔️	LookupasStaticLookupSourcesource LookupasStaticLookupSourcedest CompactBalanceamount
Transfer keep alive	✔️	✔️	✔️	✔️	LookupasStaticLookupSourcedest CompactBalanceamount
Transfer all	✔️	✔️	✔️		LookupasStaticLookupSourcedest boolkeep_alive
Force unreserve		✔️	✔️		LookupasStaticLookupSourcewho Balanceamount

                                              |

Subtensor Module

Name	Nano S	Nano S XL	Nano SP/X	Nesting	Arguments
Add stake	✔️	✔️	✔️	✔️	LookupasStaticLookupSourcehotkey Balancestake_amount
Remove stake	✔️	✔️	✔️	✔️	LookupasStaticLookupSourcehotkey Balanceunstake_amount
Become delegate					LookupasStaticLookupSourcehotkey
Register					u16netuid u64blockNumber u64nonce Byteswork LookupasStaticLookupSourcehotkey LookupasStaticLookupSourcecoldkey
Serve Axon					u32version u128ip u16port u8ipType u8protocol u8placeholder1 u8placeholder1
Serve Prometheus					u32version u128ip u16port u8ipType
Set Weights					u16netuid Vecu16dests Vecu16weights u64versionKey
Sudo Add Network	✔️	✔️	✔️	✔️	u16netuid u16tempo u16modality
Burned Register	✔️	✔️	✔️	✔️	u16netuid LookupasStaticLookupSourcehotkey