ST72P623 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72P623

LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS, FLASH OR ROM MEMORY, LVD, WDG, 10-BIT ADC, 2 TIMERS, SCI, SPI

STMicroelectronics 

ST7262xxx

Address

Block

Register

Label

Register Name

Reset

Status

Remarks

0025h

USBPIDR USB PID Register

x0h Read Only

0026h

USBDMAR USB DMA Address register

xxh

R/W

0027h

USBIDR

USB Interrupt/DMA Register

x0h R/W

0028h

USBISTR USB Interrupt Status Register

00h R/W

0029h

USBIMR

USB Interrupt Mask Register

00h R/W

002Ah

USBCTLR USB Control Register

06h R/W

002Bh

USB

USBDADDR USB Device Address Register

00h R/W

002Ch

USBEP0RA USB Endpoint 0 Register A

0000 xxxxb R/W

002Dh

002Eh

) 002Fh

t(s 0030h

0031h

uc 0032h

d to

ro 0035h

P 0036h

te 0037h

le 0038h

so 0039h

Ob 003Ah

- to

) 003Fh

USBEP0RB

USBEP1RA

USBEP1RB

USBEP2RA

USBEP2RB

USB Endpoint 0 Register B

USB Endpoint 1 Register A

USB Endpoint 1 Register B

USB Endpoint 2 Register A

USB Endpoint 2 Register B

Reserved Area (4 Bytes)

TBU

FLASH

TBUCV

TBUCSR

FCSR

ITRFRE2

TBU Counter Value Register

TBU Control/Status Register

Flash Control/Status Register

Interrupt Register 2

Reserved Area (6 Bytes)

80h R/W

0000 xxxxb R/W

0000 xxxxb R/W

0000 xxxxb R/W

0000 xxxxb R/W

00h R/W

00h R/W

00h R/W

00h R/W

t(s Legend: x=undefined, R/W=read/write

uc Notes:

d 1. The contents of the I/O port DR registers are readable only in output configuration. In input configura-

ro tion, the values of the I/O pins are returned instead of the DR register contents.

Obsolete P 2. The bits associated with unavailable pins must always be kept at their reset value.

Doc ID 6996 Rev 5

13/139

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