ad9959/pounder: tweaks

* make a trait public
* use self-test
* this hasn't been tested

src/hardware/configuration.rs

@@ -597,7 +597,7 @@ pub fn setup(
             let ref_clk: hal::time::Hertz =
                 design_parameters::DDS_REF_CLK.into();
 
-            let ad9959 = ad9959::Ad9959::new(
+            let mut ad9959 = ad9959::Ad9959::new(
                 qspi_interface,
                 reset_pin,
                 &mut io_update,
@@ -608,6 +608,8 @@ pub fn setup(
             )
             .unwrap();
 
+            ad9959.self_test().unwrap();
+
             // Return IO_Update
             gpiog.pg7 = io_update.into_analog();
 

src/hardware/mod.rs

@@ -14,7 +14,7 @@ mod dac;
 pub mod design_parameters;
 mod digital_input_stamper;
 mod eeprom;
-mod pounder;
+pub mod pounder;
 mod timers;
 
 pub use adc::{Adc0Input, Adc1Input};

src/hardware/pounder/mod.rs

@@ -1,6 +1,6 @@
 use serde::{Deserialize, Serialize};
 
-mod attenuators;
+pub mod attenuators;
 mod dds_output;
 pub mod hrtimer;
 mod rf_power;