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-rw-r--r--protocol/serial_soft.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/protocol/serial_soft.c b/protocol/serial_soft.c
index e8870bcd79..44822b7e43 100644
--- a/protocol/serial_soft.c
+++ b/protocol/serial_soft.c
@@ -122,7 +122,11 @@ void serial_send(uint8_t data)
/* signal state: IDLE: ON, START: OFF, STOP: ON, DATA0: OFF, DATA1: ON */
#ifdef SERIAL_SOFT_BIT_ORDER_MSB
+ #ifdef SERIAL_SOFT_DATA_7BIT
+ uint8_t mask = 0x40;
+ #else
uint8_t mask = 0x80;
+ #endif
#else
uint8_t mask = 0x01;
#endif
@@ -133,7 +137,11 @@ void serial_send(uint8_t data)
SERIAL_SOFT_TXD_OFF();
_delay_us(WAIT_US);
- while (mask) {
+#ifdef SERIAL_SOFT_DATA_7BIT
+ while (mask&0x7F) {
+#else
+ while (mask&0xFF) {
+#endif
if (data&mask) {
SERIAL_SOFT_TXD_ON();
parity ^= 1;
@@ -173,7 +181,11 @@ ISR(SERIAL_SOFT_RXD_VECT)
uint8_t data = 0;
#ifdef SERIAL_SOFT_BIT_ORDER_MSB
+ #ifdef SERIAL_SOFT_DATA_7BIT
+ uint8_t mask = 0x40;
+ #else
uint8_t mask = 0x80;
+ #endif
#else
uint8_t mask = 0x01;
#endif
@@ -197,7 +209,11 @@ ISR(SERIAL_SOFT_RXD_VECT)
#else
mask <<= 1;
#endif
- } while (mask);
+#ifdef SERIAL_SOFT_DATA_7BIT
+ } while (mask&0x7F);
+#else
+ } while (mask&0xFF);
+#endif
#if defined(SERIAL_SOFT_PARITY_EVEN) || defined(SERIAL_SOFT_PARITY_ODD)
/* to center of parity bit */