ST72621L4M1(2002) View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72621L4M1
(Rev.:2002)

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

STMicroelectronics 

ST7262

USB INTERFACE (Cont’d)

Table 22. USB Register Map and Reset Values

Address Register

(Hex.)

Name

7

6

5

4

3

2

1

PIDR

TP3

TP2

0

25

Reset Value

x

x

0

0

0

RX_SEZ RXD

0

0

0

0

DMAR

DA15

26

Reset Value

x

DA14

x

DA13

x

DA12

DA11

DA10

DA9

x

x

x

x

IDR

DA7

DA6

EP1

27

Reset Value

x

x

x

EP0

CNT3 CNT2 CNT1

x

0

0

0

ISTR

SUSP

28

Reset Value

0

DOVR

0

CTR

0

ERR

0

IOVR

0

ESUSP RESET

0

0

IMR

SUSPM DOVRM

29

Reset Value

0

0

CTRM

0

ERRM

0

IOVRM ESUSPM RESETM

0

0

0

CTLR

0

0

0

0

RESUME PDWN FSUSP

2A

Reset Value

0

0

0

0

0

1

1

DADDR

0

2B

Reset Value

0

ADD6

0

ADD5

0

ADD4

0

ADD3

0

ADD2

0

ADD1

0

EP0RA

ST_OUT DTOG_TX STAT_TX1 STAT_TX0 TBC3

2C

Reset Value

0

0

0

0

x

TBC2

x

TBC1

x

EP0RB

1

DTOG_RX STAT_RX1 STAT_RX0

0

0

0

2D

Reset Value

1

0

0

0

0

0

0

EP1RA

ST_OUT DTOG_TX STAT_TX1 STAT_TX0 TBC3

2E

Reset Value

0

0

0

0

x

TBC2

x

TBC1

x

EP1RB

CTRL DTOG_RX STAT_RX1 STAT_RX0 EA3

EA2

EA1

2F

Reset Value

0

0

0

0

x

x

x

EP2RA

ST_OUT DTOG_TX STAT_TX1 STAT_TX0 TBC3

30

Reset Value

0

0

0

0

x

TBC2

x

TBC1

x

EP2RB

CTRL DTOG_RX STAT_RX1 STAT_RX0 EA3

EA2

EA1

31

Reset Value

0

0

0

0

x

x

x

0

0

0

DA8

x

CNT0

0

SOF

0

SOFM

0

FRES

0

ADD0

0

TBC0

x

0

0

TBC0

x

EA0

x

TBC0

x

EA0

x

87/133

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