ST72254G2 데이터 시트보기 (PDF) - STMicroelectronics

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ST72254G2

8-BIT MCU WITH SINGLE VOLTAGE FLASH MEMORY, ADC, 16-BIT TIMERS, SPI, I2C INTERFACES

STMicroelectronics 

ST72104G, ST72215G, ST72216G, ST72254G

Table 2. Hardware Register Map

Address

Block

Register

Label

0000h

0001h

0002h

0003h

0004h

0005h

0006h

0007h

Port C

PCDR

PCDDR

PCOR

Port B

PBDR

PBDDR

PBOR

0008h

0009h

000Ah

Port A

PADR

PADDR

PAOR

000Bh

to

001Fh

0020h

0021h

0022h

0023h

0024h

0025h

0026h

0027h

0028h

0029h

002Ah

002Bh

002Ch

002Dh

002Eh

002Fh

to

0030h

MISCR1

SPIDR

SPI

SPICR

SPISR

WATCHDOG WDGCR

CRSR

I2CCR

I2CSR1

I2CSR2

I2C

I2CCCR

I2COAR1

I2COAR2

I2CDR

Register Name

Port C Data Register

Port C Data Direction Register

Port C Option Register

Reserved (1 Byte)

Port B Data Register

Port B Data Direction Register

Port B Option Register

Reserved (1 Byte)

Port A Data Register

Port A Data Direction Register

Port A Option Register

Reset

Status

00h 1)

00h

00h

Remarks

R/W 2)

R/W 2)

R/W 2)

00h 1)

00h

00h

R/W

R/W

R/W.

00h 1)

00h

00h

R/W

R/W

R/W

Reserved (21 Bytes)

Miscellaneous Register 1

00h

R/W

SPI Data I/O Register

SPI Control Register

SPI Status Register

xxh

R/W

0xh

R/W

00h

Read Only

Watchdog Control Register

7Fh R/W

Clock, Reset, Supply Control / Status Register 000x 000x R/W

Reserved (2 bytes)

Control Register

Status Register 1

Status Register 2

Clock Control Register

Own Address Register 1

Own Address Register 2

Data Register

00h

R/W

00h

Read Only

00h

Read Only

00h

R/W

00h

R/W

00h

R/W

00h

R/W

Reserved (4 Bytes)

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