Add option 7bit data to serial_soft.c
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c4530ab0a8
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c672cbc31c
1 changed files with 18 additions and 2 deletions
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@ -122,7 +122,11 @@ void serial_send(uint8_t data)
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/* signal state: IDLE: ON, START: OFF, STOP: ON, DATA0: OFF, DATA1: ON */
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#ifdef SERIAL_SOFT_BIT_ORDER_MSB
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#ifdef SERIAL_SOFT_DATA_7BIT
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uint8_t mask = 0x40;
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#else
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uint8_t mask = 0x80;
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#endif
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#else
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uint8_t mask = 0x01;
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#endif
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@ -133,7 +137,11 @@ void serial_send(uint8_t data)
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SERIAL_SOFT_TXD_OFF();
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_delay_us(WAIT_US);
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while (mask) {
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#ifdef SERIAL_SOFT_DATA_7BIT
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while (mask&0x7F) {
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#else
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while (mask&0xFF) {
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#endif
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if (data&mask) {
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SERIAL_SOFT_TXD_ON();
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parity ^= 1;
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@ -173,7 +181,11 @@ ISR(SERIAL_SOFT_RXD_VECT)
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uint8_t data = 0;
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#ifdef SERIAL_SOFT_BIT_ORDER_MSB
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#ifdef SERIAL_SOFT_DATA_7BIT
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uint8_t mask = 0x40;
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#else
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uint8_t mask = 0x80;
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#endif
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#else
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uint8_t mask = 0x01;
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#endif
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@ -197,7 +209,11 @@ ISR(SERIAL_SOFT_RXD_VECT)
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#else
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mask <<= 1;
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#endif
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} while (mask);
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#ifdef SERIAL_SOFT_DATA_7BIT
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} while (mask&0x7F);
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#else
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} while (mask&0xFF);
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#endif
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#if defined(SERIAL_SOFT_PARITY_EVEN) || defined(SERIAL_SOFT_PARITY_ODD)
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/* to center of parity bit */
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