Revision 211
broken cardbox, needs to fix the statemachine
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* Copyright 2009 Kevin Woo <kwoo@2ndt.com> |
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* |
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********/ |
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/** @file uart.h
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/** @file rs485_int.h
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* |
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* @brief Initializes UART functions using the UART hardware module |
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* |
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* which msut be the value that is defined in the datasheet |
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* for any particular speed (ie: 51 -> 9600bps) |
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**/ |
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void init_uart(uint16_t baud);
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void rs485_init(uint16_t baud);
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/** @brief Gets latest byte and returns it in output_byte. If the byte |
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* was already read, returns -1 otherwise it returns 0 |
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**/ |
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int8_t uart_get_byte(uint8_t *output_byte);
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int8_t rs485_get_byte(uint8_t *output_byte);
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/** @brief Sends a character array of size size. If we are currently |
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* transmitting it will block until the the current transmit |
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* is done. |
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**/ |
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void uart_send_byte(uint8_t data);
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void uart_toggle_transmit(uint8_t state);
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void rs485_send_byte(uint8_t data);
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void rs485_toggle_transmit(uint8_t state);
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#endif |
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