SDRAM passes test!

leonardt · Oct 18, 2019 · 10430ef · 10430ef
1 parent 354dcf7
commit 10430ef
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/sdram/fsm.py b/sdram/fsm.py
@@ -79,7 +79,7 @@ def init(self):
         for _ in range(7, -1, -1):
             refresh_cnt, rd_enable, wr_enable = yield INIT_NOP3, CMD_NOP
         refresh_cnt, rd_enable, wr_enable = yield INIT_LOAD, CMD_MRS
-        for _ in range(2, -1, -1):
+        for _ in range(1, -1, -1):
             refresh_cnt, rd_enable, wr_enable = yield INIT_NOP4, CMD_NOP
         yield from self.idle()
 
@@ -102,19 +102,19 @@ def refresh(self):
 
     def write(self):
         refresh_cnt, rd_enable, wr_enable = yield WRIT_ACT, CMD_BACT
-        for _ in range(2, -1, -1):
+        for _ in range(1, -1, -1):
             refresh_cnt, rd_enable, wr_enable = yield WRIT_NOP1, CMD_NOP
         refresh_cnt, rd_enable, wr_enable = yield WRIT_CAS, CMD_WRIT
-        for _ in range(2, -1, -1):
+        for _ in range(1, -1, -1):
             refresh_cnt, rd_enable, wr_enable = yield WRIT_NOP2, CMD_NOP
         yield from self.idle()
 
     def read(self):
         refresh_cnt, rd_enable, wr_enable = yield READ_ACT, CMD_BACT
-        for _ in range(2, -1, -1):
+        for _ in range(1, -1, -1):
             refresh_cnt, rd_enable, wr_enable = yield READ_NOP1, CMD_NOP
         refresh_cnt, rd_enable, wr_enable = yield READ_CAS, CMD_READ
-        for _ in range(2, -1, -1):
+        for _ in range(1, -1, -1):
             refresh_cnt, rd_enable, wr_enable = yield READ_NOP2, CMD_NOP
         refresh_cnt, rd_enable, wr_enable = yield READ_READ, CMD_NOP
         yield from self.idle()