PIC18F27J53T-I/SO Microchip Technology, PIC18F27J53T-I/SO Datasheet - Page 350

• Manufacturer Part Number: PIC18F27J53T-I/SO
• Description: 28-pin, USB, 128KB Flash, 4KB RAM, 12 MIPS, 12-bit ADC, NanoWatt XLP 28 SOIC .30
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 18Fr

Specifications of PIC18F27J53T-I/SO

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, LIN, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 128KB (64K x 16)
• Program Memory Type: FLASH
• Ram Size: 3.8K x 8
• Voltage - Supply (vcc/vdd): 2.15 V ~ 3.6 V
• Data Converters: A/D 10x10b/12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 3.8 KB
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 8
• Operating Supply Voltage: 2.15 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

PIC18F47J53 FAMILY
EXAMPLE 21-1:
TABLE 21-2:
DS39964B-page 350
TXSTAx
RCSTAx
BAUDCONx
SPBRGHx
SPBRGx
Legend: — = unimplemented, read as ‘0’. Shaded cells are not used by the BRG.
For a device with Fosc of 16 MHz, desired baud rate of 9600, Asynchronous mode, and
8-bit BRG:
Desired Baud Rate = Fosc/(64 ([SPBRGHx:SPBRGx] + 1))
Solving for SPBRGHx:SPBRGx:
Calculated Baud Rate=16000000/(64 (25 + 1))
Error =
Name
X
=
=
=
=
=
((Fosc/Desired Baud Rate)/64) – 1
((16000000/9600)/64) – 1
[25.042] = 25
9615
(Calculated Baud Rate – Desired Baud Rate)/Desired Baud Rate
(9615 – 9600)/9600 = 0.16%
EUSARTx Baud Rate Generator High Byte
EUSARTx Baud Rate Generator Low Byte
ABDOVF
REGISTERS ASSOCIATED WITH BAUD RATE GENERATOR
CSRC
SPEN
Bit 7
CALCULATING BAUD RATE ERROR
RCIDL
Bit 6
RX9
TX9
RXDTP
TXEN
SREN
Bit 5
Preliminary
TXCKP
SYNC
CREN
Bit 4
SENDB
ADDEN
BRG16
Bit 3
BRGH
FERR
Bit 2
—
 2010 Microchip Technology Inc.
OERR
TRMT
WUE
Bit 1
ABDEN
RX9D
TX9D
Bit 0