Cypress Semiconductor FX2LP Instrukcja Użytkownika Pobierz pdf (Strona 8)

CY7C68013A/CY7C68014A

CY7C68015A/CY7C68016A

Document #: 38-08032 Rev. *K Page 8 of 60

Figure 3-3. Internal Code Memory, EA = 0

Inside FX2LP Outside FX2LP

7.5 KBytes

USB regs and

4K FIFO buffers

(RD#,WR#)

0.5 KBytes RAM

Data (RD#,WR#)*

(OK to populate

data memory

here—RD#/WR#

strobes are not

active)

40 KBytes

External

Data

Memory

(RD#,WR#)

(Ok to populate

data memory

here—RD#/WR#

strobes are not

active)

16 KBytes RAM

Code and Data

(PSEN#,RD#,WR#)*

48 KBytes

External

Code

Memory

(PSEN#)

(OK to populate

program

memory here—

PSEN# strobe

is not active)

*SUDPTR, USB upload/download, I

2

C interface boot access

FFFF

E200

E1FF

E000

3FFF

0000

Data Code

Figure 3-4. External Code Memory, EA = 1

Inside FX2LP Outside FX2LP

7.5 KBytes

USB regs and

4K FIFO buffers

(RD#,WR#)

0.5 KBytes RAM

Data (RD#,WR#)*

(OK to populate

data memory

here—RD#/WR#

strobes are not

active)

40 KBytes

External

Data

Memory

(RD#,WR#)

(Ok to populate

data memory

here—RD#/WR#

strobes are not

active)

16 KBytes

RAM

Data

(RD#,WR#)*

64 KBytes

External

Code

Memory

(PSEN#)

*SUDPTR, USB upload/download, I

2

C interface boot access

FFFF

E200

E1FF

E000

3FFF

0000

Data Code

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 59 60

Komentarze do niniejszej Instrukcji

Brak uwag