PIC18F4520-I/P Microchip Technology Inc., PIC18F4520-I/P Datasheet - Page 227

• Manufacturer Part Number: PIC18F4520-I/P
• Description: 40 Pin, 32 KB Flash, 1536 RAM, 36 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC18F4520-I/P

• A/d Inputs: 13-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 10 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 36
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 32K Bytes
• Ram Size: 1.5K Bytes
• Speed: 40 MHz
• Timers: 1-8-bit, 3-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

REGISTER 19-3:
 2004 Microchip Technology Inc.
bit 7
bit 6
bit 5-3
bit 2-0
ADCON2 REGISTER
Legend:
R = Readable bit
-n = Value at POR
bit 7
ADFM: A/D Result Format Select bit
1 = Right justified
0 = Left justified
Unimplemented: Read as ‘0’
ACQT2:ACQT0: A/D Acquisition Time Select bits
111 = 20 T
110 = 16 T
101 = 12 T
100 = 8 T
011 = 6 T
010 = 4 T
001 = 2 T
000 = 0 T
ADCS2:ADCS0: A/D Conversion Clock Select bits
111 = F
110 = F
101 = F
100 = F
011 = F
010 = F
001 = F
000 = F
R/W-0
ADFM
Note 1: If the A/D F
RC
OSC
OSC
OSC
RC
OSC
OSC
OSC
AD
AD
AD
AD
AD
AD
AD
AD
(clock derived from A/D RC oscillator)
(clock derived from A/D RC oscillator)
added before the A/D clock starts. This allows the SLEEP instruction to be executed
before starting a conversion.
/64
/16
/4
/32
/8
/2
(1)
U-0
—
PIC18F2420/2520/4420/4520
RC
ACQT2
R/W-0
clock source is selected, a delay of one T
Preliminary
W = Writable bit
‘1’ = Bit is set
ACQT1
R/W-0
ACQT0
(1)
(1)
R/W-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
ADCS2
R/W-0
CY
x = Bit is unknown
ADCS1
R/W-0
(instruction cycle) is
DS39631A-page 225
ADCS0
R/W-0
bit 0