PIC18F2450-I/SO Microchip Technology, PIC18F2450-I/SO Datasheet - Page 312

• Manufacturer Part Number: PIC18F2450-I/SO
• Description: IC PIC MCU FLASH 8KX16 28SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2450-I/SO

• Program Memory Type: FLASH
• Program Memory Size: 16KB (8K x 16)
• Package / Case: 28-SOIC (7.5mm Width)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: UART/USART, USB
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 23
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: EUSART/USB
• Maximum Clock Frequency: 48 MHZ
• Number Of Programmable I/os: 23
• 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, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DM163014, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit
• Package: 28SOIC W
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 48 MHz
• A/d Bit Size: 10 bit
• A/d Channels Available: 10
• Height: 2.31 mm
• Length: 17.87 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2 V
• Width: 7.49 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164322 - MODULE SOCKET MPLAB PM3 28/44QFNDM163025 - PIC DEM FULL SPEED USB DEMO BRD
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC18F2450/4450
Code Examples
Code Protection ............................................................... 191
COMF ............................................................................... 230
Compare (CCP Module) ................................................... 125
Configuration Bits ............................................................. 192
Configuration Register Protection .................................... 211
Context Saving During Interrupts ....................................... 97
Conversion Considerations .............................................. 306
CPFSEQ .......................................................................... 230
CPFSGT ........................................................................... 231
CPFSLT ........................................................................... 231
Crystal Oscillator/Ceramic Resonator ................................ 25
Customer Change Notification Service ............................ 317
Customer Notification Service .......................................... 317
Customer Support ............................................................ 317
D
Data Addressing Modes ..................................................... 67
Data Memory ...................................................................... 59
DS39760C-page 310
16 x 16 Signed Multiply Routine ................................ 84
16 x 16 Unsigned Multiply Routine ............................ 84
8 x 8 Signed Multiply Routine .................................... 83
8 x 8 Unsigned Multiply Routine ................................ 83
Changing Between Capture Prescalers ................... 124
Computed GOTO Using an Offset Value ................... 56
Erasing a Flash Program Memory Row ..................... 78
Fast Register Stack .................................................... 56
How to Clear RAM (Bank 1) Using
Implementing a Real-Time Clock Using
Initializing PORTA ...................................................... 99
Initializing PORTB .................................................... 101
Initializing PORTC .................................................... 104
Initializing PORTD .................................................... 107
Initializing PORTE .................................................... 109
Reading a Flash Program Memory Word .................. 77
Saving STATUS, WREG and
Writing to Flash Program Memory ....................... 80–81
Associated Registers ............................................... 126
CCP1 Pin Configuration ........................................... 125
CCPR1 Register ...................................................... 125
Software Interrupt .................................................... 125
Special Event Trigger ............................................... 125
Timer1 Mode Selection ............................................ 125
Comparing Addressing Modes with the
Direct .......................................................................... 67
Indexed Literal Offset ................................................. 70
Indirect ....................................................................... 67
Inherent and Literal .................................................... 67
Access Bank .............................................................. 61
and the Extended Instruction Set ............................... 70
Bank Select Register (BSR) ....................................... 59
General Purpose Registers ........................................ 61
Map for PIC18F2450/4450 Devices ........................... 60
Special Function Registers ........................................ 62
USB RAM ................................................................... 59
Indirect Addressing ............................................ 67
a Timer1 Interrupt Service ............................... 119
BSR Registers in RAM ....................................... 97
Extended Instruction Set Enabled ...................... 71
BSR Operation ................................................... 72
Instructions Affected .......................................... 70
Mapping the Access Bank ................................. 72
Map .................................................................... 62
Preliminary
DAW ................................................................................ 232
DC and AC Characteristics
DC Characteristics ........................................................... 278
DCFSNZ .......................................................................... 233
DECF ............................................................................... 232
DECFSZ .......................................................................... 233
Dedicated ICD/ICSP Port ................................................ 211
Demonstration, Development and
Development Support ...................................................... 263
Device Differences ........................................................... 305
Device Overview .................................................................. 7
Direct Addressing .............................................................. 68
E
Effect on Standard PIC MCU Instructions ....................... 260
Electrical Characteristics ................................................. 267
Enhanced Universal Synchronous Receiver
Equations
Errata ................................................................................... 6
EUSART
Graphs and Tables .................................................. 295
Power-Down and Supply Current ............................ 270
Supply Voltage ........................................................ 269
Evaluation Boards ................................................... 266
Features (table) ........................................................... 9
New Core Features ...................................................... 7
Other Special Features ................................................ 8
Transmitter (USART). See EUSART.
A/D Acquisition Time ............................................... 180
A/D Minimum Charging Time ................................... 180
Calculating the Minimum Required A/D
Asynchronous Mode ................................................ 163
Baud Rate Generator (BRG) ................................... 157
Synchronous Master Mode ...................................... 169
Synchronous Slave Mode ........................................ 172
Acquisition Time .............................................. 180
Associated Registers, Receive ........................ 166
Associated Registers, Transmit ....................... 164
Auto-Wake-up on Sync Break ......................... 167
Break Character Sequence ............................. 168
Receiver .......................................................... 165
Receiving a Break Character ........................... 168
Setting Up 9-Bit Mode with
Transmitter ...................................................... 163
Associated Registers ....................................... 158
Auto-Baud Rate Detect .................................... 161
Baud Rate Error, Calculating ........................... 158
Baud Rates, Asynchronous Modes ................. 159
High Baud Rate Select (BRGH Bit) ................. 157
Operation in Power-Managed Modes .............. 157
Sampling .......................................................... 157
Associated Registers, Receive ........................ 171
Associated Registers, Transmit ....................... 170
Reception ........................................................ 171
Transmission ................................................... 169
Associated Registers, Receive ........................ 173
Associated Registers, Transmit ....................... 172
Reception ........................................................ 173
Transmission ................................................... 172
Address Detect ........................................ 165
© 2007 Microchip Technology Inc.