PIC16C774 Microchip Technology Inc., PIC16C774 Datasheet - Page 83

• Manufacturer Part Number: PIC16C774
• Description: 28/40-pin, 8-bit Cmos Microcontrollers W/ 12-bit A/d
• Manufacturer: Microchip Technology Inc.

FIGURE 8-27: MASTER RECEIVER FLOWCHART
1999 Microchip Technology Inc.
Move contents of SSPSR
No
Shift data into SSPSR
= Num_Clocks + 1
Num_Clocks = 0,
SSPADD<6:0>,
Load BRG with
SSPADD<6:0>,
Force SCL=0,
Load BRG w/
Force SCL = 0,
Release SDA
Release SCL
Sample SDA,
Num_Clocks
into SSPBUF,
Num_Clocks
Clear RCEN.
start count
start count.
RCEN = 1
Idle mode
SCL = 1?
Set SSPIF,
Advance Information
rollover?
rollover?
Set BF.
BRG
BRG
= 8?
Yes
Yes
Yes
Yes
No
No
No
(Clock Arbitration)
SCL = 0?
Yes
No
PIC16C77X
DS30275A-page 83