PIC16F946 Datasheet, PDF (61/274 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt Technology

FIGURE 3-24:
BLOCK DIAGRAM OF RD2/CCP2
(PORT/CCP2 Select) and CCPMX
CCP2 Data Out
0
Data Bus
DQ
1
WR PORTD
CK Q
Data Latch
WR TRISD
DQ
CK Q
TRIS Latch
RD TRISD
Schmitt
Trigger
RD PORTD
CCP2 Input
PIC16F946
VDD
RD2/CCP2
Pin
FIGURE 3-25:
BLOCK DIAGRAM OF RD<7:3>
Data Bus
WR PORTD
WR TRISD
D
Q
CK Q
Data Latch
DQ
CK Q
TRIS Latch
RD TRISD
SE<20:16> and LCDEN
Schmitt
Trigger
VDD
RD<7:3> Pin
RD PORTD
SEG<20:16>
SE<20:16> and LCDEN
© 2005 Microchip Technology Inc.
Preliminary
DS41265A-page 59