altos: Solidify BT connections

Use delays while sending commands to BT module.
Don't use BT for stdio until the module is initialized.
Add \r to name setting command
Don't require 'connected' signal for command input.

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

1 files changed, 1 insertions, 1 deletions

diff --git a/src/ao.h b/src/ao.h
index dad1f3df..226f9a22 100644
--- a/src/ao.h
+++ b/src/ao.h
@@ -1194,7 +1194,7 @@ extern __xdata uint8_t ao_stdin_ready;
 uint8_t
 ao_echo(void);
 
-void
+int8_t
 ao_add_stdio(char (*pollchar)(void),
 	     void (*putchar)(char) __reentrant,
 	     void (*flush)(void)) __reentrant;