PIC16F88-I/SO Microchip Technology Inc., PIC16F88-I/SO Datasheet - Page 117

• Manufacturer Part Number: PIC16F88-I/SO
• Description: 18 PIN, 7 KB FLASH, 368 RAM, 16 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F88-I/SO

• A/d Inputs: 7-Channel, 10-Bit
• Comparators: 2
• Cpu Speed: 5 MIPS
• Eeprom Memory: 256 Bytes
• Input Output: 16
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 18-pin SOIC
• Programmable Memory: 7K Bytes
• Ram Size: 368 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

REGISTER 12-3:
 2005 Microchip Technology Inc.
bit 7
bit 6
bit 5-4
bit 3-0
bit 7
ADFM: A/D Result Format Select bit
1 = Right justified. Six Most Significant bits of ADRESH are read as ‘0’.
0 = Left justified. Six Least Significant bits of ADRESL are read as ‘0’.
ADCS2: A/D Clock Divide by 2 Select bit
1 = A/D clock source is divided by 2 when system clock is used
0 = Disabled
VCFG<1:0>: A/D Voltage Reference Configuration bits
Unimplemented: Read as ‘0’
Legend:
R = Readable bit
-n = Value at POR
ADCON1: A/D CONTROL REGISTER 1 (ADDRESS 9Fh) PIC16F88 DEVICES ONLY
ADFM
Logic State
R/W-0
Note:
00
01
10
11
The ANSEL bits for AN3 and AN2 inputs must be configured as analog inputs for the
V
REF +
ADCS2
R/W-0
and V
V
V
V
AV
AV
REF
REF+
REF+
DD
DD
REF -
+
VCFG1
R/W-0
W = Writable bit
‘1’ = Bit is set
external pins to be used.
V
V
V
AV
AV
REF
REF-
REF-
SS
SS
-
VCFG0
R/W-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
U-0
—
PIC16F87/88
U-0
—
x = Bit is unknown
U-0
DS30487C-page 115
—
U-0
—
bit 0