PIC16F721-I/SO Microchip Technology, PIC16F721-I/SO Datasheet - Page 120

• Manufacturer Part Number: PIC16F721-I/SO
• Description: MCU PIC 4K FLASH 20-SOIC
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F721-I/SO

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Core Processor: PIC
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Number Of I /o: 17
• 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: 20-SOIC (0.300", 7.50mm Width)
• Controller Family/series: PIC16F
• No. Of I/o's: 18
• Ram Memory Size: 256Byte
• Cpu Speed: 16MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F/LF720/721
FIGURE 16-2:
The operation of the AUSART module is controlled
through two registers:
• Transmit Status and Control (TXSTA)
• Receive Status and Control (RCSTA)
These registers are detailed in
Register
DS41430A-page 120
Baud Rate Generator
16-2, respectively.
SPBRG
RX/DT
+ 1
AUSART RECEIVE BLOCK DIAGRAM
Multiplier
SYNC
BRGH
Pin Buffer
and Control
Register 16-1
SPEN
x4
1
x
x16 x64
0
1
F
OSC
0
0
and
n
Data
Recovery
÷ n
FERR
Stop
MSb
(8)
RX9D
CREN
7
RX9
RSR Register
 2010 Microchip Technology Inc.
RCREG Register
• • •
8
OERR
1
RCIF
RCIE
Data Bus
0
START
LSb
Interrupt
FIFO