PIC16F720T-E/SO 查看數據表（PDF） - Microchip Technology
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PIC16F720T-E/SO Datasheet PDF : 254 Pages
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PIC16(L)F720/721
FIGURE 16-6:
SYNCHRONOUS TRANSMISSION
RX/DT
pin
TX/CK pin
bit 0
bit 1
bit 2
bit 7
Word 1
Write to
TXREG Reg
TXIF bit
(Interrupt Flag)
Write Word 1
TRMT bit
Write Word 2
bit 0
bit 1
Word 2
TXEN bit ‘1’
Note:
Synchronous Master mode, SPBRG = 0, continuous transmission of two 8-bit words.
FIGURE 16-7:
SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
RX/DT pin
bit 0
bit 1
bit 2
bit 6
TX/CK pin
Write to
TXREG reg
TXIF bit
bit 7
‘1’
bit 7
TRMT bit
TXEN bit
TABLE 16-6: REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER TRANSMISSION
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Register
on Page
INTCON
GIE
PEIE TMR0IE INTE RABIE TMR0IF INTF RABIF
38
PIE1
TMR1GIE ADIE
RCIE
TXIE SSPIE CCP1IE TMR2IE TMR1IE
39
PIR1
TMR1GIF ADIF
RCIF
TXIF SSPIF CCP1IF TMR2IF TMR1IF
40
RCSTA
SPEN
RX9
SREN CREN ADDEN FERR OERR RX9D
126
SPBRG
BRG7 BRG6 BRG5 BRG4 BRG3 BRG2 BRG1 BRG0
127
TRISC
TRISC7 TRISC6 TRISC5 TRISC4 TRISC3 TRISC2 TRISC1 TRISC0
61
TXREG
AUSART Transmit Data Register
—
TXSTA
CSRC
TX9
TXEN SYNC
—
BRGH TRMT TX9D
125
Legend: x = unknown, - = unimplemented read as ‘0’. Shaded cells are not used for synchronous master
transmission.
2010-2013 Microchip Technology Inc.
DS41430D-page 131
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