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Add LED feature to Sun converter

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This commit is contained in:
tmk 2012-10-21 22:12:36 +09:00
parent 454f7bc716
commit edce1d19a6
5 changed files with 74 additions and 18 deletions
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17
converter/sun_usb/config.h
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@ -43,8 +43,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
* asynchronous, negative logic, 1200baud, no flow control
* 1-start bit, 8-data bit, non parity, 1-stop bit
*/
#define SERIAL_NEGATIVE_LOGIC
#define SERIAL_BAUD 1200
#define SERIAL_RXD_DDR DDRD
#define SERIAL_RXD_PORT PORTD
#define SERIAL_RXD_PIN PIND
@ -63,5 +63,20 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
/* clear interrupt flag */ \
EIFR = (1<<INTF2); \
} while (0)
#define SERIAL_RXD_READ() (~SERIAL_RXD_PIN&(1<<SERIAL_RXD_BIT))
#define SERIAL_TXD_DDR DDRD
#define SERIAL_TXD_PORT PORTD
#define SERIAL_TXD_PIN PIND
#define SERIAL_TXD_BIT 3
/* negative logic */
#define SERIAL_TXD_ON() do { SERIAL_TXD_PORT &= ~(1<<SERIAL_TXD_BIT); } while (0)
#define SERIAL_TXD_OFF() do { SERIAL_TXD_PORT |= (1<<SERIAL_TXD_BIT); } while (0)
#define SERIAL_TXD_INIT() do { \
/* pin configuration: output */ \
SERIAL_TXD_DDR |= (1<<SERIAL_TXD_BIT); \
/* idle */ \
SERIAL_TXD_ON(); \
} while (0)
#endif