# PEEK, POKE

> [HTML Version](peek_pokesbr.htm)

**xcall PEEK, packet**

**xcall POKE, packet**

PEEK and POKE are simplified wrappers for COMMON, reading and writing a single packet named "PEPOKE". See [COMMON](commonsbr.md) for details on configuring the number and size of packets and other behavior.

**Parameters**

_packet_  (BLOB)  \[in/out\]

Buffer containing data to read (PEEK) or to write (POKE)

**History**

2025 February:  These subroutines have existed in A-Shell for many years, but were only documented at this time.