CuVoodoo STM32F1 firmware template
usart_enhanced.h
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1 /* This program is free software: you can redistribute it and/or modify
2  * it under the terms of the GNU General Public License as published by
3  * the Free Software Foundation, either version 3 of the License, or
4  * (at your option) any later version.
5  *
6  * This program is distributed in the hope that it will be useful,
7  * but WITHOUT ANY WARRANTY; without even the implied warranty of
8  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
9  * GNU General Public License for more details.
10  *
11  * You should have received a copy of the GNU General Public License
12  * along with this program. If not, see <http://www.gnu.org/licenses/>.
13  *
14  */
23 #pragma once
24 
45 };
46 
51 extern const bool usart_enhanced_even_parity_lut[256];
52 
59 bool usart_enhanced_config(uint32_t usart, uint8_t databits, enum usart_enhanced_parity_t parity);
65 void usart_enhanced_send(uint32_t usart, uint8_t data);
71 uint8_t usart_enhanced_recv(uint32_t usart);
77 bool usart_enhanced_parity_error(uint32_t usart);
uint8_t usart_enhanced_recv(uint32_t usart)
receive data over the enhanced USART using the configuration
const bool usart_enhanced_even_parity_lut[256]
know if there is an even number of 1&#39;s in a integer
void usart_enhanced_send(uint32_t usart, uint8_t data)
send data over the enhanced USART using the configuration
usart_enhanced_parity_t
enhanced USART setting for the additional parity bit
bool usart_enhanced_config(uint32_t usart, uint8_t databits, enum usart_enhanced_parity_t parity)
configure enhanced USART
bool usart_enhanced_parity_error(uint32_t usart)
get the parity status of the received data