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| PIC18F2331_07 Datasheet, PDF (126/400 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D | |||
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PIC18F2331/2431/4331/4431
FIGURE 10-20: BLOCK DIAGRAM OF RC7
EUSART Select (1)
DT Data Out
PORT/(SSPEN * SPI Mode) Select
SDO Data Out(2)
Data Bus
WR LATC
or PORTC
WR TRISC
RD LATC
D
Q
CK Q
Data Latch
D
Q
CK Q
TRIS Latch
0
0
1
1
VDD
P
N
VSS
RC7 Pin
EUSART Select(1)
RD TRISC
Schmitt
Trigger
RD PORTC
RX/DT Data Input
Q
D
EN
Note 1: EUSART is in Synchronous Master Transmission mode only (SYNC = 1, TXEN = 1).
2: SDO must have its TRISC bit cleared in order to be able to drive RC7.
DS39616C-page 124
Preliminary
© 2007 Microchip Technology Inc.
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