TSC80251G2D Ver la hoja de datos (PDF) - Temic Semiconductors

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TSC80251G2D

8/16-bit Microcontroller with Serial Communication Interfaces

Temic Semiconductors 

TSC80251G2D

Table 3. C251 Core SFRs

Mnemonic

ACC(1)

B(1)

PSW

PSW1

SP(1)

Name

Accumulator

B Register

Program Status Word

Program Status Word 1

Stack Pointer - LSB of SPX

Mnemonic

SPH(1)

DPL(1)

DPH(1)

DPXL(1)

Name

Stack Pointer High - MSB of SPX

Data Pointer Low byte - LSB of DPTR

Data Pointer High byte - MSB of DPTR

Data Pointer Extended Low byte of DPX - Region

number

Note:

1. These SFRs can also be accessed by their corresponding registers in the register file.

Table 4. I/O Port SFRs

Mnemonic Name

P0

Port 0

P1

Port 1

Mnemonic Name

P2

Port 2

P3

Port 3

Mnemonic Name

TL0

Timer/Counter 0 Low Byte

TH0

Timer/Counter 0 High Byte

TL1

Timer/Counter 1 Low Byte

TH1

Timer/Counter 1 High Byte

TL2

Timer/Counter 2 Low Byte

TH2

Timer/Counter 2 High Byte

TCON

Timer/Counter 0 and 1 Control

Table 5. Timers SFRs

Mnemonic Name

TMOD

Timer/Counter 0 and 1 Modes

T2CON

Timer/Counter 2 Control

T2MOD

Timer/Counter 2 Mode

RCAP2L

Timer/Counter 2 Reload/Capture Low Byte

RCAP2H Timer/Counter 2 Reload/Capture High Byte

WDTRST WatchDog Timer Reset

Mnemonic Name

SCON

Serial Control

SBUF

Serial Data Buffer

SADEN

Slave Address Mask

Table 6. Serial I/O Port SFRs

Mnemonic Name

SADDR

Slave Address

BRL

Baud Rate Reload

BDRCON Baud Rate Control

Table 7. SSLC SFRs

Mnemonic Name

SSCON

Synchronous Serial control

SSDAT

Synchronous Serial Data

SSCS

Synchronous Serial Control and Status

Mnemonic Name

SSADR

Synchronous Serial Address

SSBR

Synchronous Serial Bit Rate

Rev. A - May 7, 1999

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