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authorKeith Packard <keithp@keithp.com>2012-07-10 22:41:59 -0700
committerKeith Packard <keithp@keithp.com>2012-07-10 22:41:59 -0700
commit46407f7f3e4d2b6e74b3a2e90b38736a792cfc54 (patch)
treeeb4b15fd39b0d9ed7a2131ef662429b050fa4908 /src/core/ao.h
parentaa305da7e5dc182c99c09e422c053d85ed48d5d5 (diff)
altos: Force 434.550Mhz by connecting debug gnd and clk (trac #41)
Check for pin P2_2 low at startup and set the frequency to 434.550MHz. This value won't get written to flash, so rebooting again will restore the configured frequency. Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/core/ao.h')
-rw-r--r--src/core/ao.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/core/ao.h b/src/core/ao.h
index 2e012f08..06daf48f 100644
--- a/src/core/ao.h
+++ b/src/core/ao.h
@@ -682,6 +682,13 @@ ao_igniter_init(void);
* ao_config.c
*/
+#if HAS_FORCE_FREQ
+/*
+ * Set this to force the frequency to 434.550MHz
+ */
+extern __xdata uint8_t ao_force_freq;
+#endif
+
#define AO_CONFIG_MAJOR 1
#define AO_CONFIG_MINOR 11