PIC16F721T-I/ML Microchip Technology, PIC16F721T-I/ML Datasheet - Page 55

• Manufacturer Part Number: PIC16F721T-I/ML
• Description: 7 KB FLASH, 256 B SRAM, 18 I/O 20 QFN 4x4mm T/R
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F721T-I/ML

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 6-6:
TABLE 6-1:
 2010 Microchip Technology Inc.
ADCON0
ANSELA
OPTION_REG
PORTA
TRISA
Legend:
Data Bus
PORTA
PORTA
WPUA
WPUA
TRISA
TRISA
IOCA
IOCA
WR
WR
WR
WR
RD
RD
RD
RD
Interrupt-on-
Name
Change
D
D
D
D
To TMR1 or CLKIN
CK
CK
CK
CK
x = unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by PORTA.
RABPU
Q
Q
Q
Q
Q
Q
Q
Q
Bit 7
—
—
—
—
SUMMARY OF REGISTERS ASSOCIATED WITH PORTA
BLOCK DIAGRAM OF RA5
INTOSC
mode
INTEDG
Bit 6
—
—
—
—
INTOSC
RABPU
RD PORTA
mode
Q
Q
TRISA5
CHS3
T0CS
Bit 5
RA5
EN
EN
—
D
D
V
DD
Weak
V
V
TRISA4
DD
ANSA4
Q3
SS
CHS2
T0SE
Bit 4
RA4
I/O Pin
CHS1
Bit 3
PSA
RA3
—
—
TRISA2
ANSA2
CHS0
Bit 2
PS2
RA2
PIC16F/LF720/721
GO/DONE
TRISA1
ANSA1
Bit 1
PS1
RA1
TRISA0
ANSA0
ADON
Bit 0
PS0
RA0
--00 0000
---1 -111
1111 1111
--xx xxxx
--11 -111
POR, BOR
Value on
DS41430A-page 55
--00 0000
---1 -111
1111 1111
--xx xxxx
--11 -111
Value on
all other
Resets