X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fattiny%2Fao_async.c;h=f7a29d3b799f88e0ab71dd2e92f4db3f167d4e30;hb=HEAD;hp=f64f7bde41e626218669f7cae25d8789c5812f41;hpb=4211c59e585545817b3cac02b41bb73106d6403e;p=fw%2Faltos

diff --git a/src/attiny/ao_async.c b/src/attiny/ao_async.c
index f64f7bde..945f4b14 100644
--- a/src/attiny/ao_async.c
+++ b/src/attiny/ao_async.c
@@ -3,7 +3,8 @@
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful, but
  * WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -32,7 +33,7 @@ ao_async_start(void)
 void
 ao_async_stop(void)
 {
-	LED_PORT &= ~(1 << AO_LED_SERIAL);
+	LED_PORT &= (uint8_t) ~(1 << AO_LED_SERIAL);
 }
 
 void
@@ -44,11 +45,11 @@ ao_async_byte(uint8_t byte)
 	uint8_t		bit;
 	uint8_t		w_hi, w_lo;
 
-	/*    start           data           stop */
-	w = (0x000 << 0) | (byte << 1) | (0x001 << 9);
+	/*                start           data           stop */
+	w = (uint16_t) ((0x000 << 0) | (byte << 1) | (0x001 << 9));
 
-	w_hi = w >> 8;
-	w_lo = w;
+	w_hi = (uint8_t) (w >> 8);
+	w_lo = (uint8_t) w;
 
 	ao_arch_block_interrupts();