1 files changed, 13 insertions, 1 deletions
diff --git a/software/avr.lib/cc1101.h b/software/avr.lib/cc1101.h
index 1519a3d..c5690e0 100644
--- a/software/avr.lib/cc1101.h
+++ b/software/avr.lib/cc1101.h
@@ -23,7 +23,19 @@
 #ifndef SPREADAVR_cc1101_h_INCLUDED
 #define SPREADAVR_cc1101_h_INCLUDED
 
-void cc1101_init(void);
+#define CC1101_FREQ_CORR(xtal) ((float)(xtal/65536.0))
+
+typedef struct {
+  void (*spi_cs_enable)(void);
+  void (*spi_cs_disable)(void);
+  uint8_t (*spi_read_miso)(void);
+  void (*spi_write_byte)(const uint8_t);
+  uint8_t (*spi_read_byte)(void);
+  uint8_t (*spi_transfer_byte)(const uint8_t);
+  float freq_corr;
+} cc1101_driver_conf_t;
+
+void cc1101_init(cc1101_driver_conf_t conf);
 void cc1101_reg_init(void);
 void cc1101_soft_reset(void);
 void cc1101_powerdown(void);