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remove spurious spaces & tabs at end of lines

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This commit is contained in:
Philippe Teuwen 2019-03-09 08:59:13 +01:00
commit 60f292b18e
249 changed files with 8481 additions and 8481 deletions
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18
common/usart.c
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@ -1,7 +1,7 @@
//-----------------------------------------------------------------------------
// Iceman, July 2018
// edits by - Anticat, August 2018
//
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
@ -24,7 +24,7 @@ void usart_close(void) {
// Reset the baud rate divisor register
pUS1->US_BRGR = 0;
// Reset the Timeguard Register
pUS1->US_TTGR = 0;
@ -96,20 +96,20 @@ void usart_init(void) {
// disable & reset receiver / transmitter for configuration
pUS1->US_CR = (AT91C_US_RSTRX | AT91C_US_RSTTX | AT91C_US_RXDIS | AT91C_US_TXDIS);
//enable the USART1 Peripheral clock
AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_US1);
// disable PIO control of receive / transmit pins
pPIO->PIO_PDR |= (AT91C_PA21_RXD1 | AT91C_PA22_TXD1);
pPIO->PIO_PDR |= (AT91C_PA21_RXD1 | AT91C_PA22_TXD1);
// enable peripheral mode A on receive / transmit pins
pPIO->PIO_ASR |= (AT91C_PA21_RXD1 | AT91C_PA22_TXD1);
pPIO->PIO_BSR = 0;
// enable pull-up on receive / transmit pins (see 31.5.1 I/O Lines)
pPIO->PIO_PPUER |= (AT91C_PA21_RXD1 | AT91C_PA22_TXD1);
// set mode
pUS1->US_MR = AT91C_US_USMODE_NORMAL | // normal mode
AT91C_US_CLKS_CLOCK | // MCK (48MHz)
@ -126,18 +126,18 @@ void usart_init(void) {
// For a nice detailed sample, interrupt driven but still relevant.
// See https://www.sparkfun.com/datasheets/DevTools/SAM7/at91sam7%20serial%20communications.pdf
// set baudrate to 115200
// set baudrate to 115200
// 115200 * 16 == 1843200
//
//pUS1->US_BRGR = (48UL*1000*1000) / (9600*16);
pUS1->US_BRGR = 48054841 / (9600 << 4);
// Write the Timeguard Register
pUS1->US_TTGR = 0;
pUS1->US_RTOR = 0;
pUS1->US_FIDI = 0;
pUS1->US_IF = 0;
// re-enable receiver / transmitter
pUS1->US_CR = (AT91C_US_RXEN | AT91C_US_TXEN);
}