PIC16F627A-I/SO Microchip Technology, PIC16F627A-I/SO Datasheet - Page 80

• Manufacturer Part Number: PIC16F627A-I/SO
• Description: IC MCU FLASH 1KX14 EEPROM 18SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F627A-I/SO

• Program Memory Type: FLASH
• Program Memory Size: 1.75KB (1K x 14)
• Package / Case: 18-SOIC (7.5mm Width)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Eeprom Size: 128 x 8
• Ram Size: 224 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 224 B
• Interface Type: SCI/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014, DM164120-4
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT18SO-1 - SOCKET TRANSITION 18SOIC 300MILI3DBF648 - BOARD DAUGHTER ICEPIC3AC162053 - HEADER INTERFACE ICD,ICD2 18DIPAC164010 - MODULE SKT PROMATEII DIP/SOIC
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC16F627A/628A/648A
FIGURE 12-7:
TABLE 12-6:
DS40044B-page 78
Legend: x = unknown, - = unimplemented locations read as ‘0’.
Address
0Ch
8Ch
18h
19h
98h
99h
TXIF bit
(interrupt reg. flag)
RB2/TX/CK (pin)
TRMT bit
(Transmit shift
reg. empty flag)
Write to TXREG
BRG output
(shift clock)
Shaded cells are not used for Asynchronous Transmission.
Note:
TXREG USART Transmit data register
SPBRG Baud Rate Generator Register
RCSTA
TXSTA
Name
PIR1
PIE1
REGISTERS ASSOCIATED WITH ASYNCHRONOUS TRANSMISSION
This timing diagram shows two consecutive transmissions.
.
CSRC
SPEN
EEIF
EEIE
Bit 7
ASYNCHRONOUS TRANSMISSION (BACK TO BACK)
Transmit Shift Reg.
WORD 1
Word 1
CMIF
CMIE
Bit 6
RX9
TX9
Start Bit
Word 2
SREN
TXEN
RCIF
RCIE
Bit 5
CREN
SYNC
Bit 4
TXIF
TXIE
Bit 0
Preliminary
ADEN
Bit 3
—
—
—
Bit 1
WORD 1
CCP1IF
CCP1IE TMR2IE
BRGH
FERR
Bit 2
TMR2IF
OERR
TRMT
Bit 1
Bit 7/8
WORD 2
Transmit Shift Reg.
TMR1IE
TMR1IF
RX9D
TX9D
Bit 0
 2004 Microchip Technology Inc.
Stop Bit
0000 -000
0000 000x
0000 0000
0000 -000
0000 -010
0000 0000
Value on
POR
Start Bit
WORD 2
0000 -000
0000 000x
0000 0000
0000 -000
0000 -010
0000 0000
Value on
all other
Resets
Bit 0