We can clone PIC MCU PIC18F4685, below chip features for your reference:
Power-Managed Modes:
Peripheral Highlights:
Run: CPU on, peripherals on
Idle: CPU off, peripherals on
Sleep: CPU off, peripherals off
Idle mode currents down to 5.8 ìA typical
Sleep mode currents down to 0.1 ìA typical
Timer1 Oscillator: 1.1 ìA, 32 kHz, 2V
Watchdog Timer: 2.1 ìA
Two-Speed Oscillator Start-up
High-Current Sink/source 25 mA/25 mA
Three External Interrupts
One Capture/Compare/PWM (CCP1) module
Enhanced Capture/Compare/PWM (ECCP1) module
(40/44-pin devices only):
– One, two or four PWM outputs
– Selectable polarity
– Programmable dead time
Flexible Oscillator Structure:
· Four Crystal modes, up to 40 MHz
· 4x Phase Lock Loop (PLL) – available for crystal and internal oscillators
· Two External RC modes, up to 4 MHz
· Two External Clock modes, up to 40 MHz
· Internal Oscillator Block:
– 8 user-selectable frequencies, from 31 kHz to 8 MHz
– Provides a complete range of clock speeds, from 31 kHz to 32 MHz when used with PLL
– User-tunable to compensate for frequency drift
· Secondary Oscillator using Timer1 @ 32 kHz
· Fail-Safe Clock Monitor
– Allows for safe shutdown if peripheral clock stops
– Auto-shutdown and auto-restart
Master Synchronous Serial Port (MSSP) module supporting 3-Wire SPI (all 4 modes) and I2C™
Master and Slave modes
Enhanced Addressable USART module:
– Supports RS-485, RS-232 and LIN 1.3
– RS-232 operation using internal oscillator block (no external crystal required)
– Auto-wake-up on Start bit
– Auto-Baud Detect
10-Bit, up to 11-Channel Analog-to-Digital
Converter module (A/D), up to 100 ksps:
– Auto-acquisition capability
– Conversion available during Sleep
Dual Analog Comparators with Input Multiplexing
Special Microcontroller Features:
· C compiler Optimized Architecture with optional Extended Instruction Set
· 100,000 Erase/Write Cycle Enhanced Flash Program Memory typical
· 1,000,000 Erase/Write Cycle Data EEPROM Memory typical
· Flash/Data EEPROM Retention: > 40 years
· Self-Programmable under Software Control
· Priority Levels for Interrupts
· 8 x 8 Single-Cycle Hardware Multiplier
· Extended Watchdog Timer (WDT):
– Programmable period from 41 ms to 131s
· Single-Supply 5V In-Circuit Serial
Programming™ (ICSP™) via two pins
· In-Circuit Debug (ICD) via two pins
· Wide operating voltage range: 2.0V to 5.5V
ECAN Module Features:
· Message bit rates up to 1 Mbps
· Conforms to CAN 2.0B ACTIVE Specification
· Fully Backward Compatible with PIC18XXX8 CAN modules
· Three Modes of Operation:
– Legacy, Enhanced Legacy, FIFO
· Three Dedicated Transmit Buffers with Prioritization
· Two Dedicated Receive Buffers
· Six Programmable Receive/Transmit Buffers
· Three Full, 29-Bit Acceptance Masks
· 16 Full, 29-Bit Acceptance Filters w/Dynamic Association
· DeviceNet™ Data Byte Filter Support
· Automatic Remote Frame Handling
· Advanced Error Management Features