63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
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/*
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* Author: klaute -Kai Lauterbach - @kailauterbach - me@klaute.de
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* Date: 08/2016
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* License: GPLv3
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*/
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/*****************************************************************************/
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extern void USB_serialStreamWriteC(char*, uint16_t);
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extern uint32_t eep_baudrate;
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extern uint32_t baudrate;
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/*****************************************************************************/
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void cc_setBaudrate()
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{
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baudrate = (uint32_t)cc_read_data[0] << 24;
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baudrate += (uint32_t)cc_read_data[1] << 16;
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baudrate += (uint32_t)cc_read_data[2] << 8;
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baudrate += (uint32_t)cc_read_data[3];
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eeprom_busy_wait();
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eeprom_write_dword(&eep_baudrate, baudrate);
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eeprom_busy_wait();
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uart_init( UART_BAUD_SELECT(baudrate, F_CPU) );
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char* sBody = " ";
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sprintf(sBody, "%c%c%c%c%c", MSG_SOM1, MSG_SOM2, MSG_TYPE_ANSWER_OK, MSG_EOM1, MSG_EOM2);
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USB_serialStreamWriteC(sBody, strlen(sBody));
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}
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/*****************************************************************************/
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void cc_getBaudrate()
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{
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char* sBody = " ";
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sprintf(sBody, "%c%c%c%c%c%c%c%c%c", MSG_SOM1, MSG_SOM2, MSG_TYPE_BAUDRATE,
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(uint8_t)((baudrate & 0xff000000) >> 24),
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(uint8_t)((baudrate & 0xff0000) >> 16),
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(uint8_t)((baudrate & 0xff00) >> 8),
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(uint8_t) (baudrate & 0xff),
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MSG_EOM1, MSG_EOM2);
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USB_serialStreamWriteC(sBody, strlen(sBody));
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}
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/*****************************************************************************/
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void cc_startBootloader()
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{
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// enable the watchdog without a time interval to use
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wdt_enable(0);
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// trigger watchdog
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while(1) {};
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}
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/*****************************************************************************/
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