checkpoint

[slipway.git] / doc / atmel.txt

diff --git a/doc/atmel.txt b/doc/atmel.txt
index 28a480d..58ca1a3 100644 (file)
--- a/doc/atmel.txt
+++ b/doc/atmel.txt
@@ -34,6 +34,8 @@ Corrections
     2006.03.12  [megacz]  Swapped {L1,L0}->W, FB->{L0,L1}, {H0->L0,H1->L1}
     2006.03.13  [megacz]  Fixed lowest bit of z=00000000; it should be "1"
     2006.03.13  [megacz]  Corrected meaning of z-octet bits 2-4 in IOBs
+    2006.03.13  [megacz]  Added constant zeroes in IOB section
+    2006.04.15  [megacz]  un-swapped FB->{L0,L1}
 
 Background
 
@@ -107,7 +109,7 @@ Cartesian Resources
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
   |Z3:0|                           D  octet                                    |
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
-  |0000| V4->L4 | H4->L4 | FB->L2 | FB->L3 | FB->L0 | FB->L1 | FB->L4 |   1    |
+  |0000| V4->L4 | H4->L4 | FB->L2 | FB->L3 | FB->L1 | FB->L0 | FB->L4 |   1    |
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
   |0001| ZM->R  | YL->R  | WZ->WM | FB->WM | ZM->C  | ZM->FB |  C->XO |  C->YO |
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
@@ -115,9 +117,9 @@ Cartesian Resources
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
   |0011| L2->W  | L3->W  | L4->W  | L4->X  | L0->W  | L1->W  |H2a<>V2a|H3b<>V3b|
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
-  |0100|  N->Y  |  S->Y  |  W->Y  |  E->Y  | L3->Y  | L2->Y  | L1->Y  | L0->Y  |
+  |0100|  N->Y  |  S->Y  |  W->Y  |  E->Y  | L0->Y  | L1->Y  | L2->Y  | L3->Y  |
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
-  |0101| SW->X  | NE->X  | SE->X  | NW->X  | L3->X  | L2->X  | L1->X  | L0->X  |
+  |0101| SW->X  | NE->X  | SE->X  | NW->X  | L0->X  | L1->X  | L2->X  | L3->X  |
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
   |0110|                  X-LUT truth table, inverted                          |
   +----+--------+--------+--------+--------+--------+--------+--------+--------+
@@ -256,9 +258,9 @@ I/O Blocks
   +--------+--------+--------+------+-------+-------+--------+--------+--------+
   |Z octet |                         D  octet                                  |
   +--------+--------+--------+------+-------+-------+--------+--------+--------+
-  |011_0_00| Schmit |      Slew     |~G2->CR|       |       Pull      |        |
+  |011_0_00| Schmit |      Slew     |~G2->CR|   0   |       Pull      |    0   |
   +--------+--------+--------+------+-------+-------+--------+--------+--------+
-  |011_0_01|REG->OUT|        |  OE  |              Output Mux                  |
+  |011_0_01|REG->OUT|    0   |  OE  |              Output Mux                  |
   +--------+--------+--------+------+-------+-------+--------+--------+--------+
   |011_0010|      Added Delay (primary)     |PRI->S-| PRI->G+| PRI->G | PRI->S |
   +--------+--------+--------+------+-------+-------+--------+--------+--------+