# Setheum Tokenization Protocol 258 Standard ## Setheum Tokenization Protocol 258 Standard Multi-Currency Stablecoin SERP Module

## Overview

The STP258 Standard module provides a mixed stablecoin system, by configuring a native currency which implements Stp258AssetExtended, and a multi-currency which implements Stp258Currency.

### Implementations

The stp258 module provides implementations for following traits.

• Stp258Currency - Abstraction over a fungible multi-currency stablecoin system.

• Stp258CurrencyExtended - Extended Stp258Currency with additional helper types and methods, like updating balance by a given signed integer amount.

  Interface

  Dispatchable Functions

• transfer - Transfer some balance to another account, in a given currency.

• transfer_native_currency - Transfer some balance to another account, in native currency set in Config::Stp258Native.
• update_balance - Update balance by signed integer amount, in a given currency, root origin required.