make style
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@@ -83,7 +83,7 @@ inline int16_t usart_writebuffer(uint8_t *data, size_t len) {
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pUS1->US_TPR = (uint32_t)us_outbuf;
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pUS1->US_TCR = len;
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pUS1->US_PTCR = AT91C_PDC_TXTEN;
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while(!(pUS1->US_CSR & AT91C_US_ENDTX)) {};
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while (!(pUS1->US_CSR & AT91C_US_ENDTX)) {};
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pUS1->US_PTCR = AT91C_PDC_TXTDIS;
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return len;
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} else {
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