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SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
brief: |
This function pointer may reference the kernel character input implementation.
copyrights:
- Copyright (C) 2021 embedded brains GmbH (http://www.embedded-brains.de)
- Copyright (C) 2015 On-Line Applications Research Corporation (OAR)
definition:
default: ${bsp-polling-getchar-function-type:/name} ${.:/name}
variants: []
description: |
This function pointer may be ${/c/if/null:/name}. It may reference a
function provided by the ${/glossary/bsp:/term}. Referenced functions shall
dequeue the least recently received character from the device and return it
as an unsigned character. If no character is enqueued on the device, then
the function shall immediately return the value minus one.
enabled-by: true
index-entries: []
interface-type: variable
links:
- role: interface-placement
uid: header-3
- role: interface-ingroup
uid: group-3
name: BSP_poll_char
notes: null
type: interface
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