Commit 0eeb6784 authored by Ille, Ondrej, Ing.'s avatar Ille, Ondrej, Ing.

Added reset synchroniser

parent 004841f1
......@@ -1908,11 +1908,34 @@ clk_sys
\series default
.
Every other time period is derived from clk_sys (Time quantum, Bit time...).
Every register has
The main core reset
\begin_inset Quotes eld
\end_inset
res_n
\begin_inset Quotes erd
\end_inset
is an
\series bold
asynchronous reset
\series default
, res_n, which is active low, by default.
(active low) and it is internally synchronised by two flip-flop synchroniser
to avoid possible problems with reset recovery time.
After
\begin_inset Quotes eld
\end_inset
res_n
\begin_inset Quotes erd
\end_inset
is released
\series bold
at least two clock cycles
\series default
must elapse before the core is accessed, otherwise write to the Core will
have no effect and read will return zero values.
The design is intended to be latch-free.
\end_layout
#LyX 2.1 created this file. For more info see http://www.lyx.org/
\lyxformat 474
#LyX 2.2 created this file. For more info see http://www.lyx.org/
\lyxformat 508
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\begin_header
\save_transient_properties true
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......@@ -18,16 +20,16 @@ customHeadersFooters
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......@@ -211,7 +213,7 @@ Department of measurement
\begin_inset Graphics
filename E:/Skola/CVUT-FEL/Testovaci Platforma/Obrazky/CAN_LOGO.jpg
filename E:/Skola/CVUT-FEL/CAN_FD_IP_Core/doc/pics/CAN_LOGO.jpg
lyxscale 10
scale 9
......@@ -219,7 +221,7 @@ Department of measurement
\begin_inset Graphics
filename E:/Skola/CVUT-FEL/Testovaci Platforma/Obrazky/CAN_FD_LOGO.jpg
filename ../pics/CAN_FD_LOGO.jpg
lyxscale 15
scale 10
......@@ -227,7 +229,7 @@ Department of measurement
\begin_inset Graphics
filename E:/Skola/CVUT-FEL/Testovaci Platforma/Obrazky/CAN_FD_ISO.jpg
filename ../pics/CAN_FD_ISO.jpg
lyxscale 40
scale 20
......@@ -245,7 +247,7 @@ Department of measurement
\size larger
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......@@ -548,7 +550,8 @@ CANoe program (with CAN/USB converter) for post-synthesis verification by
\end_layout
\begin_layout Itemize
LyX v.2.1.2 to write documentation.
\SpecialChar LyX
v.2.1.2 to write documentation.
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......@@ -664,7 +667,7 @@ status open
\align center
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......@@ -1374,7 +1377,7 @@ status open
\align center
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......@@ -1457,7 +1460,7 @@ Event logger is/is not synthesized.
Refer to
\begin_inset CommandInset ref
LatexCommand nameref
reference "sub:2.3.10-Event-logger"
reference "subsec:2.3.10-Event-logger"
\end_inset
......@@ -1506,7 +1509,7 @@ Size of receive buffer in 32 bit words.
Refer to
\begin_inset CommandInset ref
LatexCommand nameref
reference "sub:2.3.10-RX-buffer-1"
reference "subsec:2.3.10-RX-buffer-1"
\end_inset
......@@ -1556,7 +1559,7 @@ TXT buffer size: 8 bytes (Normal)/64 bytes(FD).
Refer to
\begin_inset CommandInset ref
LatexCommand nameref
reference "sub:2.3.10-TXT-buffer-1-1"
reference "subsec:2.3.10-TXT-buffer-1-1"
\end_inset
......@@ -1686,7 +1689,7 @@ Size of the event logger memory in number of events.
Refer to
\begin_inset CommandInset ref
LatexCommand nameref
reference "sub:2.3.10-Event-logger"
reference "subsec:2.3.10-Event-logger"
\end_inset
......@@ -1780,7 +1783,7 @@ key "key-20"
With small modifications of Memory registers module (refer to
\begin_inset CommandInset ref
LatexCommand ref
reference "sub:2.5.9-Memory-registers"
reference "subsec:2.5.9-Memory-registers"
\end_inset
......@@ -1799,7 +1802,7 @@ status open
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......@@ -1905,11 +1908,33 @@ clk_sys
\series default
.
Every other time period is derived from clk_sys (Time quantum, Bit time...).
Every register has
The main core reset
\begin_inset Quotes eld
\end_inset
res_n
\begin_inset Quotes erd
\end_inset
is an
\series bold
asynchronous reset
\series default
, res_n, which is active low, by default.
(active low) and it is internally synchronised by two flip-flop synchroniser
to avoid possible problems with reset recovery time.
After
\begin_inset Quotes eld
\end_inset
res_n
\begin_inset Quotes erd
\end_inset
is released
\series bold
at least two clock cycles
\series default
must elapse before the core is accessed.
The design is intended to be latch-free.
\end_layout
......@@ -1965,7 +1990,7 @@ status open
\noindent
\align center
\begin_inset Graphics
filename ../../Obrazky/Ip_core.emf
filename ../pics/Ip_core.emf
lyxscale 20
scale 22
......@@ -2038,7 +2063,7 @@ Memory registers
(
\begin_inset CommandInset ref
LatexCommand ref
reference "sub:2.5.9-Memory-registers"
reference "subsec:2.5.9-Memory-registers"
\end_inset
......@@ -2123,7 +2148,7 @@ status open
\noindent
\align center
\begin_inset Graphics
filename ../../Obrazky/CAN_Core.emf
filename ../pics/CAN_Core.emf
lyxscale 20
scale 22
......@@ -2172,7 +2197,7 @@ name "fig:CAN-Core-block"
\align center
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......@@ -2395,6 +2420,11 @@ width "95col%"
special "none"
height "1in"
height_special "totalheight"
thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
backgroundcolor "none"
status open
\begin_layout Plain Layout
......@@ -3876,7 +3906,7 @@ Force OP_State to be reciever
\align center
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......@@ -5789,7 +5819,7 @@ status open
\noindent
\align center
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filename ../../Obrazky/PC_Control.emf
filename ../pics/PC_Control.emf
lyxscale 20
scale 18
......@@ -5833,7 +5863,7 @@ status open
\noindent
\align center
\begin_inset Graphics
filename ../../Obrazky/OP_Control.emf
filename ../pics/OP_Control.emf
lyxscale 20
scale 18
......@@ -5882,7 +5912,7 @@ name "fig:OP_control"
\align center
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......@@ -6105,6 +6135,11 @@ width "95col%"
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height "1in"
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thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
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status open
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......@@ -6927,7 +6962,7 @@ Operational State
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......@@ -7150,6 +7185,11 @@ width "95col%"
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height "1in"
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thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
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status open
\begin_layout Plain Layout
......@@ -7521,7 +7561,7 @@ Stuff error ocurred and is validated
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......@@ -8861,7 +8901,7 @@ Fault confinement state
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......@@ -9084,6 +9124,11 @@ width "95col%"
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height "1in"
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thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
backgroundcolor "none"
status open
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......@@ -9168,7 +9213,7 @@ on via data_halt signal.
\align center
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......@@ -9850,7 +9895,7 @@ Destuffed bits counter modulo 8
\align center
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......@@ -10073,6 +10118,11 @@ width "95col%"
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height "1in"
height_special "totalheight"
thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
backgroundcolor "none"
status open
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......@@ -10854,7 +10904,7 @@ Destuffed bits counter modulo 8
\align center
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......@@ -11077,6 +11127,11 @@ width "95col%"
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height "1in"
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thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
backgroundcolor "none"
status open
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......@@ -11721,7 +11776,7 @@ CRC 21 result
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......@@ -11944,6 +11999,11 @@ width "95col%"
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thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
backgroundcolor "none"
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......@@ -12542,7 +12602,7 @@ Bit rate shift bit to be stored
\align center
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......@@ -12989,7 +13049,7 @@ Bit rate shift bit for Protocol Control
\align center
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......@@ -13212,6 +13272,11 @@ width "95col%"
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separation "3pt"
shadowsize "4pt"
framecolor "black"
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......@@ -14126,7 +14191,7 @@ Secondary sampling point del.
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......@@ -14386,7 +14451,7 @@ Bit error is detected
\align center
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......@@ -14609,6 +14674,11 @@ width "95col%"
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height "1in"
height_special "totalheight"
thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
backgroundcolor "none"
status open
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......@@ -14632,7 +14702,7 @@ sample_control
\begin_inset Quotes erd
\end_inset
signal Nominal bit time or Data bit time is used\SpecialChar \@.
signal Nominal bit time or Data bit time is used\SpecialChar endofsentence
\end_layout
......@@ -15700,7 +15770,7 @@ Synchronization type (No sync, hard, resync)
\align center
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......@@ -15923,6 +15993,11 @@ width "95col%"
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height "1in"
height_special "totalheight"
thickness "0.4pt"
separation "3pt"
shadowsize "4pt"
framecolor "black"
backgroundcolor "none"
status open
\begin_layout Plain Layout
......@@ -16481,7 +16556,7 @@ Identifier is matching the filters
2.5.5 Receive buffer (RX)
\begin_inset CommandInset label
LatexCommand label
name "sub:2.3.10-RX-buffer-1"
name "subsec:2.3.10-RX-buffer-1"
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......@@ -16493,7 +16568,7 @@ name "sub:2.3.10-RX-buffer-1"
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......@@ -16716,6 +16791,11 @@ width "95col%"
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separation "3pt"
shadowsize "4pt"
framecolor "black"
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......@@ -16831,7 +16911,7 @@ rec_message_valid
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......@@ -16903,6 +16983,11 @@ width "95col%"
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......@@ -18144,7 +18229,7 @@ Acual read row of data from RX Buffer
2.5.6 Transmit buffer - Time (TXT)
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LatexCommand label
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name "subsec:2.3.10-TXT-buffer-1-1"
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......@@ -18156,7 +18241,7 @@ name "sub:2.3.10-TXT-buffer-1-1"
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......@@ -18379,6 +18464,11 @@ width "95col%"
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separation "3pt"
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framecolor "black"
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......@@ -18457,7 +18547,7 @@ Transmit buffer is a memory which contains one CAN frame to be transmitted.
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......@@ -19080,7 +19175,7 @@ Buffer can be emptied, data are loaded to CAN Core
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......@@ -19999,7 +20099,7 @@ Identifier to be transmitted
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......@@ -20493,7 +20593,7 @@ Timestamp
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......@@ -20716,6 +20816,11 @@ width "95col%"
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framecolor "black"
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......@@ -21629,7 +21734,7 @@ Interrupt vector
2.5.9 Memory registers
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LatexCommand label
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......@@ -21641,7 +21746,7 @@ name "sub:2.5.9-Memory-registers"
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......@@ -21864,6 +21969,11 @@ width "95col%"
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