better handling and naming of POST

Author: psychogenic

src/main.py

@@ -110,7 +110,7 @@ def test_neptune():
 # take a look at project user button state at startup
 # all this "raw" pin access should happen before the DemoBoard object 
 # is instantiated
-run_post_tests = PowerOnSelfTest.both_project_buttons_held()
+run_post_tests = PowerOnSelfTest.dotest_buttons_held()
 # or get a dict with PowerOnSelfTest.read_all_pins()
 
 
@@ -120,12 +120,16 @@ def test_neptune():
 # during startup
 if run_post_tests:
     print('\n\nDoing startup test!')
+    while PowerOnSelfTest.dotest_buttons_held():
+        print("Waiting for button release...")
+        time.sleep_ms(500)
 
     post = PowerOnSelfTest(tt)
     if not post.test_bidirs():
         print('ERRORS encountered while running POST bidir test!')
     else:
         print('Startup test GOOD')
+        tt.load_default_project()
     print('\n\n')
 
 #tt.shuttle.tt_um_psychogenic_neptuneproportional.enable()

src/ttboard/boot/post.py

@@ -68,8 +68,8 @@ def read_pin(cls, pin:str) -> int:
 
 
     @classmethod 
-    def both_project_buttons_held(cls):
-        return cls.read_pin('rp_projclk') # and not cls.read_pin('nprojectrst')
+    def dotest_buttons_held(cls):
+        return cls.read_pin('rp_projclk') # and not cls.read_pin('sdi_nprojectrst')
 
 # could also check
 
@@ -102,18 +102,20 @@ def test_bidirs(self) -> bool:
             @return: False on any failure, True otherwise
         '''
         # select the project from the shuttle
-        update_delay_ms = 1
+        update_delay_ms = 2
         auto_clock_freq = 1e3
+        self.tt.mode = RPMode.ASIC_ON_BOARD # make sure we're controlling everything
+        
         self.tt.shuttle.tt_um_test.enable()
         curMode = self.tt.mode 
         self.tt.mode = RPMode.ASIC_ON_BOARD # make sure we're controlling everything
-        
+        self.tt.reset_project(False)
         self.tt.in0(0) # want this low
         self.tt.clock_project_PWM(auto_clock_freq) # clock it real good
 
         log.info('POST: starting bidirection pins tests')
+        self.tt.bidir_mode = [Pin.OUT] * 8
         for bp in self.tt.bidirs:
-            bp.mode = Pin.OUT
             bp(0) # start low
 
         errCount = 0
@@ -126,8 +128,7 @@ def test_bidirs(self) -> bool:
                 errCount += 1
 
         # reset everything
-        for bp in self.tt.bidirs:
-            bp.mode = Pin.IN
+        self.tt.bidir_mode = [Pin.IN] * 8
 
         self.tt.clock_project_stop()
         self.tt.mode = curMode