Radio Shack PC-2 TRS-80 Owner's Manual page 85

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POKE#
Put Value Into Alternate Buffer Location
PO K E #
address, value
address is a numeric expression between 0-65535 decimal and specifies a memory location in the Alternate
memory buffer.
value
is a numeric expression between 0-255 decimal and specifies the ASCII value you with to put into
address.
Abbreviations: PO. POK.
POKE # is the same as POKE but POKE # puts a value into the Alternate memory buffer.
The PC-2 has two memory buffers - a Primary buffer for program and data storage and an Alternate buffer for
data storage only.
POKE # requires a byte address (in decimal or hexadecimal form) and a value (also in decimal or hexadecimal
form).
POKE:I+ may be used in any of the Operation Modes.
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