CY7C63743-SC 参数 Datasheet PDF下载

FOR

FOR

enCoRe™

USB CY7C63722/23

CY7C63743

8.2

Data Memory Organization

The CY7C637xx microcontrollers provide 256 bytes of data RAM. In normal usage, the SRAM is partitioned into four areas:

program stack, data stack, user variables and USB endpoint FIFOs as shown below:

After reset

8-bit DSP

8-bit PSP

(User’s firmware moves

DSP)

8-bit DSP

User Selected

User Variables

Data Stack Growth

Address

0x00

Program Stack Growth

0xE8

USB FIFO for Address A endpoint 2

0xF0

USB FIFO for Address A endpoint 1

0xF8

USB FIFO for Address A endpoint 0

Top of RAM Memory

0xFF

Figure 8-2. Data Memory Organization

Document #: 38-08022 Rev. **

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