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Lattice

IExchangeRate

Git Source

Title: IExchangeRate

Author: Vendored minimal subset of hiero-ledger/hiero-contracts contracts/exchange-rate/IExchangeRate.sol

(https://github.com/hiero-ledger/hiero-contracts/blob/main/contracts/exchange-rate/IExchangeRate.sol), commit 5ade6c8 (2026-09-09). Upstream license: Apache-2.0 (Hedera Hashgraph, LLC).

ABI of the Exchange Rate system contract at 0x0000000000000000000000000000000000000168 — the network's USD/HBAR rate (file 0.0.112). 1 tinycent = 1e-8 US cent (1e-10 USD), 1 tinybar = 1e-8 HBAR.

Functions

tinycentsToTinybars

function tinycentsToTinybars(uint256 tinycents) external returns (uint256 tinybars);

Parameters

NameTypeDescription
tinycentsuint256

Returns

NameTypeDescription
tinybarsuint256

tinybarsToTinycents

function tinybarsToTinycents(uint256 tinybars) external returns (uint256 tinycents);

Parameters

NameTypeDescription
tinybarsuint256

Returns

NameTypeDescription
tinycentsuint256