PIC16F84A datasheet(94/337 Pages) MICROCHIP

94 / 337 page

PIC16C6X

DS30234D-page 94

FIGURE 11-13: SPI MODE TIMING (SLAVE MODE WITH CKE = 1) (PIC16C66/67)

TABLE 11-2:

REGISTERS ASSOCIATED WITH SPI OPERATION (PIC16C66/67)

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Value on

Power-on

Reset

Value on all

other resets

0Bh,8Bh,

10Bh,18Bh

INTCON

GIE

PEIE

T0IE

INTE

RBIE

T0IF

INTF

RBIF

0000 000x

0000 000u

0Ch

PIR1

PSPIF(1)

(2)

RCIF

TXIF

SSPIF

CCP1IF TMR2IF TMR1IF 0000 0000 0000 0000

8Ch

PIE1

PSPIE(1)

(2)

RCIE

TXIE

SSPIE

CCP1IE TMR2IE TMR1IE 0000 0000 0000 0000

13h

SSPBUF

Synchronous Serial Port Receive Buffer/Transmit Register

xxxx xxxx

uuuu uuuu

14h

SSPCON

WCOL

SSPOV SSPEN

CKP

SSPM3 SSPM2

SSPM1

SSPM0 0000 0000

0000 0000

85h

TRISA

—

PORTA Data Direction register

--11 1111

87h

TRISC

PORTC Data Direction register

1111 1111

94h

SSPSTAT

SMP

CKE

D/A

R/W

0000 0000

Legend: x = unknown, u = unchanged, - = unimplemented locations read as '0'.

Shaded cells are not used by SSP module in SPI mode.

Note 1:

PSPIF and PSPIE are reserved on the PIC16C66, always maintain these bits clear.

PIR1<6> and PIE1<6> are reserved, always maintain these bits clear.

SCK (CKP = 0)

SDI (SMP = 0)

SSPIF

bit7

bit6

bit5

bit4

bit3

bit2

bit1

bit0

SCK (CKP = 1)

SDO

bit7

bit0

(not optional)

Applicable Devices

61 62 62A R62 63 R63 64 64A R64 65 65A R65 66 67

PIC16F84A Datasheet(PDF) 94 Page - Microchip Technology

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