diff options
| author | Keith Packard <keithp@keithp.com> | 2016-01-19 23:53:27 -0800 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2016-04-25 11:49:16 -0400 |
| commit | 7c9a111ac1c88467ce28e03b4a9d3eabc9d7015b (patch) | |
| tree | 60149978869c88be338068d07be470a70c162f56 /src/stm/ao_arch_funcs.h | |
| parent | eee2ca7fa7fd77be8ca5806cad7e250053465048 (diff) | |
altos: Use TXE instead of TC for serial on STM32l
Using TXE allows for full-speed communication, rather than waiting for
each byte to be transmitted before inserting the next into the queue.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/stm/ao_arch_funcs.h')
| -rw-r--r-- | src/stm/ao_arch_funcs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/stm/ao_arch_funcs.h b/src/stm/ao_arch_funcs.h index f1d17ed1..6fcfd5f8 100644 --- a/src/stm/ao_arch_funcs.h +++ b/src/stm/ao_arch_funcs.h @@ -284,6 +284,8 @@ struct ao_stm_usart { struct ao_fifo tx_fifo; struct stm_usart *reg; uint8_t tx_started; + uint8_t tx_running; + uint8_t draining; }; #if HAS_SERIAL_1 |