Elan eSL Series, User Manual

Page: 72 / 173

Chapter 2
60
••••
Architecture eSL/eSLS Series (+ eSLZ000) User’s Manual
2.12.2 Block Diagram
RAM
RAM RAM
RAM Space
Space Space
Space
0x0000 0x0000 0x0000 0x0000
0x07FF( 0x07FF( 0x07FF( 0x07FF( **** ))))
0x1FFF( 0x1FFF( 0x1FFF( 0x1FFF( ** ** ** ** ))))
SPLIM
SPLIM SPLIM
SPLIM
SP SP SP SP
RAM
RAM RAM
RAM Space
Space Space
Space
0x0000 0x0000 0x0000 0x0000
SPLIM
SPLIM SPLIM
SPLIM
SP SP SP SP 0x0010 0x0010 0x0010 0x0010
RAM RAM RAM RAM Space Space Space Space
0x0000 0x0000 0x0000 0x0000
SPLIM SPLIM SPLIM SPLIM
SP SP SP SP
RAM
RAM RAM
RAM Space
Space Space
Space
0x0000
0x0000 0x0000
0x0000
SPLIM SPLIM SPLIM SPLIM
SP SP SP SP
0x07F0 0x07F0 0x07F0 0x07F0
0x0500
0x0500 0x0500
0x0500
Case (a) Case (a) Case (a) Case (a) General General General General case case case case (initial (initial (initial (initial state) state) state) state) ....
[1] [1] [1] [1]
SP SP SP SP dynamic dynamic dynamic dynamic range range range range SP SP SP SP~#0x0000 ~#0x0000 ~#0x0000 ~#0x0000
[2] [2] [2] [2]
No Data No Data No Data No Data usable usable usable usable range range range range
Case (b) Case (b) Case (b) Case (b) SP SP SP SP near near near near the the the the start start start start address address address address (initial (initial (initial (initial state). state). state). state).
[1] [1] [1] [1]
SP SP SP SP dynamic dynamic dynamic dynamic range range range range SP SP SP SP~ #0x0000 ~ #0x0000 ~ #0x0000 ~ #0x0000
[2] [2] [2] [2] Data Data Data Data usable us able us able us able range range range range #0x07FF~(SP+#1) #0x07FF~(SP+#1) #0x07FF~(SP+#1) #0x07FF~(SP+#1)
[1] [1] [1] [1]
[1] [1] [1] [1]
[2] [2] [2] [2]
Case (c) Professional Case (c) Professional Case (c) Professional Case (c) Professional case case case case (initial (initial (initial (initial state). state). state). state).
[1]
[1] [1]
[1]
SP SP SP SP dynamic dynamic dynamic dynamic range range range range SP SP SP SP~ SPLIM ~ SPLIM ~ SPLIM ~ SPLIM
[2] [2] [2] [2]
Data
Data Data
Data usable
usable usable
usable range
range range
range (SPLIM -#1)~ #0x0000
(SPLIM -#1)~ #0x0000 (SPLIM -#1)~ #0x0000
(SPLIM -#1)~ #0x0000
Case (d) SP Case (d) SP Case (d) SP Case (d) SP dynamic dynamic dynamic dynamic so so so so short short short short (Error (Error (Error (Error occur) occur) occur) occur) ....
[1]
[1] [1]
[1] SP SP SP SP dynamic dynamic dynamic dynamic range range range range SP ~ SPLIM SP ~ SPLIM SP ~ SPLIM SP ~ SPLIM
[2] [2] [2] [2] Data Data Data Data usable usable usable usable range range range range (SPLIM -#1)~#0x0000 (SPLIM -#1)~#0x0000 (SPLIM -#1)~#0x0000 (SPLIM -#1)~#0x0000
[1] [1] [1] [1]
[2] [2] [2] [2]
[2] [2] [2] [2]
0x07FF( 0x07FF( 0x07FF( 0x07FF( **** ))))
0x1FFF( 0x1FFF( 0x1FFF( 0x1FFF( ** ** ** ** ))))
0x07FF( 0x07FF( 0x07FF( 0x07FF( **** ))))
0x1FFF( 0x1FFF( 0x1FFF( 0x1FFF( ** ** ** ** ))))
0x07FF( 0x07FF( 0x07FF( 0x07FF( **** ))))
0x1FFF(
0x1FFF( 0x1FFF(
0x1FFF( **
** **
** ))))
[1] [1] [1] [1]
*
eSL & eSLS
**
eSLZ000 only
Figure 2.27 Effect to RAM Memory with SPA & SPLIM at Various Positions Block Diagram