PIC16F87-I/ML Microchip Technology, PIC16F87-I/ML Datasheet - Page 117

• Manufacturer Part Number: PIC16F87-I/ML
• Description: IC MCU FLASH 4KX14 EEPROM 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F87-I/ML

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Oscillator Type: Internal
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC16F
• No. Of I/o's: 16
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 368Byte
• Cpu Speed: 20MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28QFN3 - SOCKET TRAN ICE 18DIP/28QFNAC164322 - MODULE SOCKET MPLAB PM3 28/44QFNAC164033 - ADAPTER 28QFN TO 18DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Data Converters: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

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