ESPHome
2023.3.2
esphome
esphome
components
uart
uart.cpp
Go to the documentation of this file.
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#include "
uart.h
"
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#include "
esphome/core/log.h
"
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#include "
esphome/core/helpers.h
"
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#include "
esphome/core/application.h
"
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#include "
esphome/core/defines.h
"
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namespace
esphome
{
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namespace
uart {
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static
const
char
*
const
TAG =
"uart"
;
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void
UARTDevice::check_uart_settings
(uint32_t baud_rate, uint8_t stop_bits,
UARTParityOptions
parity,
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uint8_t data_bits) {
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if
(this->
parent_
->
get_baud_rate
() != baud_rate) {
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ESP_LOGE(TAG,
" Invalid baud_rate: Integration requested baud_rate %u but you have %u!"
, baud_rate,
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this->
parent_
->
get_baud_rate
());
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}
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if
(this->
parent_
->
get_stop_bits
() != stop_bits) {
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ESP_LOGE(TAG,
" Invalid stop bits: Integration requested stop_bits %u but you have %u!"
, stop_bits,
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this->
parent_
->
get_stop_bits
());
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}
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if
(this->
parent_
->
get_data_bits
() != data_bits) {
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ESP_LOGE(TAG,
" Invalid number of data bits: Integration requested %u data bits but you have %u!"
, data_bits,
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this->
parent_
->
get_data_bits
());
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}
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if
(this->
parent_
->
get_parity
() != parity) {
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ESP_LOGE(TAG,
" Invalid parity: Integration requested parity %s but you have %s!"
,
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LOG_STR_ARG(
parity_to_str
(parity)), LOG_STR_ARG(
parity_to_str
(this->
parent_
->
get_parity
())));
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}
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}
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const
LogString *
parity_to_str
(
UARTParityOptions
parity) {
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switch
(parity) {
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case
UART_CONFIG_PARITY_NONE
:
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return
LOG_STR(
"NONE"
);
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case
UART_CONFIG_PARITY_EVEN
:
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return
LOG_STR(
"EVEN"
);
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case
UART_CONFIG_PARITY_ODD
:
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return
LOG_STR(
"ODD"
);
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default
:
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return
LOG_STR(
"UNKNOWN"
);
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}
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}
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}
// namespace uart
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}
// namespace esphome
uart.h
esphome::uart::UARTComponent::get_stop_bits
uint8_t get_stop_bits() const
Definition:
uart_component.h:58
esphome::uart::UARTComponent::get_baud_rate
uint32_t get_baud_rate() const
Definition:
uart_component.h:64
esphome::uart::UARTParityOptions
UARTParityOptions
Definition:
uart_component.h:16
application.h
esphome::uart::UART_CONFIG_PARITY_NONE
Definition:
uart_component.h:17
esphome::uart::UARTDevice::parent_
UARTComponent * parent_
Definition:
uart.h:68
esphome::uart::UART_CONFIG_PARITY_EVEN
Definition:
uart_component.h:18
esphome::uart::UARTComponent::get_data_bits
uint8_t get_data_bits() const
Definition:
uart_component.h:60
esphome::uart::UARTDevice::check_uart_settings
void check_uart_settings(uint32_t baud_rate, uint8_t stop_bits=1, UARTParityOptions parity=UART_CONFIG_PARITY_NONE, uint8_t data_bits=8)
Check that the configuration of the UART bus matches the provided values and otherwise print a warnin...
Definition:
uart.cpp:12
defines.h
esphome::uart::UART_CONFIG_PARITY_ODD
Definition:
uart_component.h:19
esphome::uart::UARTComponent::get_parity
UARTParityOptions get_parity() const
Definition:
uart_component.h:62
esphome
Definition:
a4988.cpp:4
helpers.h
log.h
esphome::uart::parity_to_str
const LogString * parity_to_str(UARTParityOptions parity)
Definition:
uart.cpp:32
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