PIC18F6621-I/PT Microchip Technology, PIC18F6621-I/PT Datasheet - Page 226

• Manufacturer Part Number: PIC18F6621-I/PT
• Description: IC PIC MCU FLASH 32KX16 64TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F6621-I/PT

• Core Size: 8-Bit
• Program Memory Size: 64KB (32K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 3.75K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TFQFP
• Controller Family/series: PIC18
• No. Of I/o's: 53
• Eeprom Memory Size: 1024Byte
• Ram Memory Size: 3.75KB
• Cpu Speed: 40MHz
• No. Of Timers: 5
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 3840 B
• Interface Type: MSSP, SPI, I2C, EUSART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 53
• Number Of Timers: 5
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DV164136, DM183032
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 12 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT64PT5 - SOCKET TRAN ICE 64MQFP/TQFPAC164319 - MODULE SKT MPLAB PM3 64TQFPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Lead Free Status / Rohs Status: Details

PIC18F6525/6621/8525/8621
FIGURE 19-6:
TABLE 19-6:
DS39612B-page 224
INTCON
PIR1
PIE1
IPR1
PIR3
PIE3
IPR3
RCSTAx
RCREGx
TXSTAx
BAUDCONx
SPBRGHx
SPBRGx
Legend:
Note 1:
Name
RXx (pin)
Rcv Shift Reg
Rcv Buffer Reg
Read Rcv
Buffer Reg
RCREGx
RCxIF
(Interrupt Flag)
OERR bit
CREN
Note:
x = unknown, – = unimplemented locations read as ‘0’. Shaded cells are not used for asynchronous reception.
Enabled only in Microcontroller mode for PIC18F8525/8621 devices.
Enhanced USARTx Receive Register
Enhanced USARTx Baud Rate Generator Register High Byte
Enhanced USARTx Baud Rate Generator Register Low Byte
GIE/GIEH
PSPIF
PSPIE
PSPIP
This timing diagram shows three words appearing on the RXx input. The RCREGx (Receive Buffer register) is read after the
third word causing the OERR (overrun) bit to be set.
CSRC
SPEN
Bit 7
—
—
—
—
REGISTERS ASSOCIATED WITH ASYNCHRONOUS RECEPTION
(1)
(1)
(1)
ASYNCHRONOUS RECEPTION
Start
bit
PEIE/GIEL
RCIDL
ADIE
ADIP
ADIF
Bit 6
RX9
TX9
bit 0
—
—
—
bit 1
TMR0IE
RC1IF
RC1IE
RC1IP
RC2IF
RC2IE
RC2IP
SREN
TXEN
Bit 5
—
bit 7/8
INT0IE
TX1IE
TX1IP
TX2IE
TX2IP
CREN
SYNC
TX1IF
TX2IF
SCKP
Bit 4
Stop
bit
TMR4IE CCP5IE CCP4IE CCP3IE
TMR4IP CCP5IP CCP4IP CCP3IP
TMR4IF CCP5IF CCP4IF
ADDEN
SENDB
BRG16
SSPIE
SSPIP
Word 1
RCREGx
SSPIF
RBIE
Bit 3
Start
bit
bit 0
TMR0IF
CCP1IF TMR2IF
CCP1IE TMR2IE TMR1IE
CCP1IP TMR2IP TMR1IP
BRGH
FERR
Bit 2
—
INT0IF
OERR
TRMT
WUE
bit 7/8
Bit 1
Word 2
RCREGx
Stop
bit
TMR1IF
CCP3IF
ABDEN
RX9D
TX9D
Bit 0
RBIF
Start
 2005 Microchip Technology Inc.
bit
0000 000x
0000 0000
0000 0000
1111 1111
--00 0000
--00 0000
--11 1111
0000 000x
0000 0000
0000 0010
-1-0 0-00
0000 0000
0000 0000
POR, BOR
Value on
bit 7/8
Stop
0000 000u
0000 0000
0000 0000
1111 1111
--00 0000
--00 0000
--11 1111
0000 000x
0000 0000
0000 0010
-1-0 0-00
0000 0000
0000 0000
bit
Value on
all other
Resets