Omega2+ Crypto Coin Display (Bash)

#!/bin/bash

## Set Your Currency
curr=$'USD'

## Coin Amounts
ltct=$'200'
btct=$'200'
etht=$'200'
dasht=$'200'

## Clear OLED Screen
oled-exp -i

## Create Values
btc=$(php-cli coins.php 'BTC' $curr $btct)
eth=$(php-cli coins.php 'ETH' $curr $etht)
dash=$(php-cli coins.php 'DASH' $curr $dasht)
ltc=$(php-cli coins.php 'LTC' $curr $ltct)

## Display on Screen
oled-exp write "CURRENT VALUE\nLTC: $ltc\nBTC: $btc\nETH: $eth\nDASH: $dash"