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Bump configure.ac versions to 1.6.1
[fw/altos]
/
src
/
usbrelay-v0.1
/
ao_usbrelay.c
diff --git
a/src/usbrelay-v0.1/ao_usbrelay.c
b/src/usbrelay-v0.1/ao_usbrelay.c
index 5f4bf9632467f47a1828b28bbd67409521001b4a..879094b547f70a60b558b87bb90edbe26d49fe3b 100644
(file)
--- a/
src/usbrelay-v0.1/ao_usbrelay.c
+++ b/
src/usbrelay-v0.1/ao_usbrelay.c
@@
-19,16
+19,25
@@
uint8_t relay_output;
uint8_t relay_output;
+void
+ao_relay_init(void)
+{
+ lpc_scb.sysahbclkctrl |= (1 << LPC_SCB_SYSAHBCLKCTRL_GPIO);
+ lpc_gpio.dir[RELAY_PORT] |= RELAY_BIT;
+}
+
// switch relay to selected output, turn correct LED on as a side effect
static void
ao_relay_control(uint8_t output)
{
switch (output) {
case 1:
// switch relay to selected output, turn correct LED on as a side effect
static void
ao_relay_control(uint8_t output)
{
switch (output) {
case 1:
+ lpc_gpio.pin[RELAY_PORT] |= RELAY_BIT;
ao_led_on(AO_LED_RED);
ao_led_off(AO_LED_GREEN);
break;
default:
ao_led_on(AO_LED_RED);
ao_led_off(AO_LED_GREEN);
break;
default:
+ lpc_gpio.pin[RELAY_PORT] &= ~RELAY_BIT;
ao_led_off(AO_LED_RED);
ao_led_on(AO_LED_GREEN);
}
ao_led_off(AO_LED_RED);
ao_led_on(AO_LED_GREEN);
}
@@
-43,9
+52,10
@@
ao_relay_select(void) __reentrant
if (ao_cmd_status != ao_cmd_success)
return;
output = ao_cmd_lex_i;
if (ao_cmd_status != ao_cmd_success)
return;
output = ao_cmd_lex_i;
-
- printf ("Relay control not implemented yet, %u selected\n", output);
- ao_relay_control(output);
+ if (output > 1)
+ printf ("Invalid relay position %u\n", output);
+ else
+ ao_relay_control(output);
}
static __code struct ao_cmds ao_relay_cmds[] = {
}
static __code struct ao_cmds ao_relay_cmds[] = {
@@
-66,6
+76,8
@@
main(void)
ao_led_init(LEDS_AVAILABLE);
ao_led_init(LEDS_AVAILABLE);
+ ao_relay_init();
+
// initialize to default output
relay_output = 0;
ao_relay_control(relay_output);
// initialize to default output
relay_output = 0;
ao_relay_control(relay_output);