CY7C63310, CY7C638xx

24. Register Summary (continued)

The XIO bit in the CPU Flags Register must be set to access the extended register space for all registers above 0xFF.

Addr

Name

7

6

5

4

3

 

2

1

 

0

R/W

Default

E2

INT_VC

 

 

 

Pending Interrupt [7:0]

 

 

 

 

bbbbbbbb

00000000

 

 

 

 

 

 

 

 

 

 

 

E3

RESWDT

 

 

 

Reset Watchdog Timer [7:0]

 

 

 

wwwwwwww

00000000

 

 

 

 

 

 

 

 

 

 

 

--

CPU_A

 

 

 

Temporary Register T1 [7:0]

 

 

 

--------

00000000

 

 

 

 

 

 

 

 

 

 

 

 

 

--

CPU_X

 

 

 

 

X[7:0]

 

 

 

 

--------

00000000

 

 

 

 

 

 

 

 

 

 

 

 

--

CPU_PCL

 

 

 

Program Counter [7:0]

 

 

 

 

--------

00000000

 

 

 

 

 

 

 

 

 

 

 

 

--

CPU_PCH

 

 

 

Program Counter [15:8]

 

 

 

 

--------

00000000

 

 

 

 

 

 

 

 

 

 

 

 

--

CPU_SP

 

 

 

Stack Pointer [7:0]

 

 

 

 

--------

00000000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

-

CPU_F

 

Reserved

 

XOI

Super

 

Carry

Zero

 

Global IE

---brwww

00000010

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FF

CPU_SCR

GIES

Reserved

WDRS

PORS

Sleep

 

Reserved

Reserved

 

Stop

r-ccb--b

00010000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1E0

OSC_CR0

Reserved

No Buzz

Sleep Timer [1:0]

 

CPU Speed [2:0]

 

--bbbbbb

00000000

 

 

 

 

 

 

 

 

 

 

 

 

 

1E3

LVDCR

Reserved

PORLEV[1:0]

Reserved

 

 

VM[2:0]

 

--bb-bbbb

00000000

 

 

 

 

 

 

 

 

 

 

 

 

1EB

ECO_TR

Sleep Duty Cycle [1:0]

 

 

Reserved

 

 

 

bb------

00000000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1E4

VLTCMP

 

 

Reserved

 

 

 

LVD

 

PPOR

------rr

00000000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Legend

In the R/W column,

b = Both Read and Write r = Read Only

w = Write Only

c = Read/Clear

? = Unknown

d = calibration value. Must not change during normal use.

Document 38-08035 Rev. *K

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Cypress CY7C63310, CY7C638xx manual Intvc

CY7C638xx, CY7C63310 specifications

The Cypress CY7C63310 and CY7C638xx series are advanced USB microcontrollers designed for various applications requiring reliable performance and flexibility. These chips are notable for their integration of several key technologies, enabling developers to create innovative electronic designs effortlessly.

The CY7C63310 is a part of the Cypress USB microcontroller family that boasts a fully integrated 8051-compatible microprocessor core. This architecture allows for efficient execution of high-level programming languages like C, enhancing code development efforts. The microcontroller supports USB 2.0 full-speed operation, allowing for high data transfer rates of up to 12 Mbps, essential for applications involving data communication.

One of the standout features of the CY7C63310 is its programmable GPIO (General-Purpose Input/Output) pins, which provide developers with the versatility to configure these pins as inputs, outputs, or alternate functions. This flexibility is particularly advantageous in applications where custom interfaces are essential, such as human-machine interfaces, sensor control, and USB peripherals.

Moreover, the CY7C638xx series presents an even broader array of features. These devices typically support various memory configurations, enabling designers to select from different on-chip RAM and flash memory options. This variety empowers projects requiring a mix of program and data storage capabilities, all while ensuring that performance remains optimal.

Both the CY7C63310 and CY7C638xx series leverage Cypress's EZ-USB technology, which simplifies the process of USB interface implementation. The EZ-USB architecture minimizes the effort associated with USB protocol complexity, allowing developers to focus on the core functionality of their applications.

These microcontrollers also incorporate features such as low-power operation, making them ideal for battery-operated devices. With various power management modes, designers can optimize energy consumption according to the specific needs of their applications.

In terms of connectivity, these chips support multiple interface standards, including SPI, I2C, and UART. These capabilities ensure that developers can easily interface with other components and systems, enhancing the overall utility of the microcontroller.

In summary, the Cypress CY7C63310 and CY7C638xx microcontrollers stand out for their robust features, including integrated USB functionality, flexible GPIO options, and support for various communication protocols. These attributes make them suitable for a wide range of applications, from consumer electronics to industrial automation, making them an excellent choice for developers seeking reliable and adaptable microcontroller solutions.