altos: Replace C code attiny async output with inline asm
authorKeith Packard <keithp@keithp.com>
Mon, 7 Apr 2014 02:48:07 +0000 (19:48 -0700)
committerKeith Packard <keithp@keithp.com>
Mon, 7 Apr 2014 02:48:07 +0000 (19:48 -0700)
Using inline asm instead of C ensures that compiler changes will not
affect the timing of the serial data.

Signed-off-by: Keith Packard <keithp@keithp.com>

No differences found