PIC16F74-I/P Microchip Technology Inc., PIC16F74-I/P Datasheet - Page 86

• Manufacturer Part Number: PIC16F74-I/P
• Description: 40 PIN, 7 KB FLASH, 192 RAM, 33 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F74-I/P

• A/d Inputs: 8-Channel, 8-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 33
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 7K Bytes
• Ram Size: 192 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F7X
REGISTER 11-2:
DS30325B-page 84
bit 7-3
bit 2-0
ADCON1 REGISTER (ADDRESS 9Fh)
A = Analog input
D = Digital I/O
Legend:
R = Readable bit
- n = Value at POR reset
Unimplemented: Read as '0'
PCFG2:PCFG0: A/D Port Configuration Control bits
bit 7
PCFG2:PCFG0
Note 1: RE0, RE1 and RE2 are implemented on the PIC16F74/77 only.
U-0
—
000
001
010
011
100
101
11x
U-0
—
RA0
D
A
A
A
A
A
A
U-0
—
RA1
W = Writable bit
’1’ = Bit is set
A
A
A
A
A
A
D
RA2
D
D
D
A
A
A
A
U-0
—
RA5
A
A
A
A
D
D
D
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared
V
V
V
U-0
RA3
—
REF
REF
REF
D
A
A
A
RE0
A
A
D
D
D
D
D
PCFG2
(1)
R/W-0
 2002 Microchip Technology Inc.
RE1
A
A
D
D
D
D
D
(1)
x = Bit is unknown
PCFG1
RE2
R/W-0
D
D
D
D
D
A
A
(1)
V
V
RA3
V
RA3
V
RA3
V
PCFG0
REF
DD
DD
DD
DD
R/W-0
bit 0