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-rw-r--r--include/rtl-sdr.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/rtl-sdr.h b/include/rtl-sdr.h
index 98c9992..956b62b 100644
--- a/include/rtl-sdr.h
+++ b/include/rtl-sdr.h
@@ -236,7 +236,7 @@ RTLSDR_API int rtlsdr_set_agc_mode(rtlsdr_dev_t *dev, int on);
* (xtal frequency of the RTL2832).
*
* \param dev the device handle given by rtlsdr_open()
- * \param direct sampling mode, 1 means enabled, 0 disabled
+ * \param on 0 means disabled, 1 I-ADC input enabled, 2 Q-ADC input enabled
* \return 0 on success
*/
RTLSDR_API int rtlsdr_set_direct_sampling(rtlsdr_dev_t *dev, int on);