CY7C6471314 Datasheet, PDF (7/50 Pages) Cypress Semiconductor – EZ-USB FX1™ USB Microcontroller Full-speed USB Peripheral Controller

Inside FX1
FFFF
7.5 KBytes
USB regs and
4K FIFO buffers
(RD#,WR#)
E200
E1FF _{0.5 KBytes RAM}
E000 ^{Data (RD#,WR#)*}
Outside FX1
(OK to populate
data memory
here—RD#/WR#
strobes are not
active)
40 KBytes
External
Data
Memory
(RD#,WR#)
48 KBytes
External
Code
Memory
(PSEN#)
3FFF
16 KBytes RAM
Code and Data
(PSEN#,RD#,WR#)*
(Ok to populate
data memory
here—RD#/WR#
strobes are not
active)
(OK to populate
program
memory here—
PSEN# strobe
is not active)
0000
Data
Code
*SUDPTR, USB upload/download, I²C interface boot access
Figure 4-3. Internal Code Memory, EA = 0
Inside FX1
Outside FX1
FFFF
7.5 KBytes
USB regs and
4K FIFO buffers
(RD#,WR#)
E200
E1FF _{0.5 KBytes RAM}
E000 ^{Data (RD#,WR#)*}
(OK to populate
data memory
here—RD#/WR#
strobes are not
active)
3FFF
16 KBytes
RAM
Data
(RD#,WR#)*
40 KBytes
External
Data
Memory
(RD#,WR#)
64 KBytes
External
Code
Memory
(PSEN#)
(Ok to populate
data memory
here—RD#/WR#
strobes are not
active)
0000
Data
Code
*SUDPTR, USB upload/download, I²C interface boot access
Figure 4-4. External Code Memory, EA = 1
Document #: 38-08039 Rev. *B
CY7C64713/14
Page 7 of 50