PIC16F721-E/SO Microchip Technology, PIC16F721-E/SO Datasheet - Page 133

• Manufacturer Part Number: PIC16F721-E/SO
• Description: 7 KB FLASH, 256 B SRAM, 18 I/O 20 SOIC .300in TUBE
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F721-E/SO

• 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 ~ 125°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 16-6:
FIGURE 16-7:
TABLE 16-6:
 2010 Microchip Technology Inc.
TX/CK pin
TRMT bit
INTCON
PIE1
PIR1
RCSTA
SPBRG
TRISC
TXREG
TXSTA
Legend:
RX/DT
pin
Write to
TXREG Reg
TXIF bit
(Interrupt Flag)
TXEN bit
Name
Note:
‘1’
x = unknown, - = unimplemented read as ‘0’. Shaded cells are not used for synchronous master transmission.
TMR1GIE
TMR1GIF
TRISC7
Synchronous Master mode, SPBRG = 0, continuous transmission of two 8-bit words.
SPEN
BRG7
CSRC
Write Word 1
Bit 7
GIE
REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER TRANSMISSION
TXREG reg
RX/DT pin
TX/CK pin
TRMT bit
TXEN bit
TXIF bit
Write to
SYNCHRONOUS TRANSMISSION
SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
TRISC6
BRG6
PEIE
ADIE
ADIF
Bit 6
RX9
TX9
bit 0
Write Word 2
TMR0IE
TRISC5
SREN
BRG5
TXEN
RCIE
RCIF
Bit 5
bit 1
AUSART Transmit Data Register
Word 1
TRISC4
CREN
SYNC
BRG4
Bit 4
INTE
TXIE
TXIF
bit 0
bit 2
ADDEN
TRISC3
RABIE
SSPIE
SSPIF
BRG3
Bit 3
—
bit 1
TMR0IF
CCP1IE
CCP1IF
TRISC2
bit 7
BRGH
FERR
BRG2
Bit 2
bit 2
PIC16F/LF720/721
bit 0
TMR2IE
TMR2IF
TRISC1
OERR
TRMT
BRG1
Bit 1
INTF
Word 2
bit 1
TMR1IE
TMR1IF
TRISC0
RABIF
RX9D
BRG0
TX9D
Bit 0
bit 6
0000 000x
0000 0000
0000 0000
0000 000x
0000 0000
1111 1111
0000 0000
0000 -010
POR, BOR
Value on
DS41430A-page 133
bit 7
0000 000x
0000 0000
0000 0000
0000 000x
0000 0000
1111 1111
0000 0000
0000 -010
Value on
all other
Resets
bit 7
‘1’