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rc_servos: most critical variables as registers
author
Olivier MATZ
<zer0@platinum>
Thu, 23 Feb 2012 20:22:35 +0000
(21:22 +0100)
committer
Olivier MATZ
<zer0@platinum>
Thu, 23 Feb 2012 20:45:33 +0000
(21:45 +0100)
main.c
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diff --git
a/main.c
b/main.c
index
e733e81
..
a27bf10
100644
(file)
--- a/
main.c
+++ b/
main.c
@@
-19,10
+19,11
@@
static struct servo servo_table[] = {
.command = 1023,
},
};
+
static volatile uint8_t rxbuf[16];
-
static volatile uint8_t rxlen
;
-
static volatile uint8_t portval
;
-
static volatile uint8_t done
;
+
register uint8_t rxlen asm("r2")
;
+
register uint8_t done asm("r3")
;
+
register uint8_t portval asm("r4")
;
SIGNAL(TIMER1_COMPA_vect)
{