PIC18F6680-I/PT Microchip Technology, PIC18F6680-I/PT Datasheet - Page 18

• Manufacturer Part Number: PIC18F6680-I/PT
• Description: IC PIC MCU FLASH 32KX16 64TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F6680-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 64KB (32K x 16)
• Package / Case: 64-TFQFP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 52
• Eeprom Size: 1K x 8
• Ram Size: 3.25K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 16x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 3.25 KB
• Interface Type: I2C/SPI/AUSART/CAN
• 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
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12-ch x 10-bit
• 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: Lead free / RoHS Compliant

PIC18FXX80/XX85
TABLE 3-6:
DS39606E-page 18
Step 1: Direct access to data EEPROM.
Step 2: Set the data EEPROM Address Pointer.
Step 3: Load the data to be written.
Step 4: Enable memory writes.
Step 5: Perform required sequence.
Step 6: Initiate write.
Step 7: Poll WR bit, repeat until the bit is clear.
Step 8: Disable writes.
Repeat steps 2 through 8 to write more data.
Note 1:
Command
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0010
0000
4-Bit
See Figure 4-4 for details on shift out data timing.
9E A6
9C A6
0E <Addr>
6E A9
OE <AddrH>
6E AA
0E <Data>
6E A8
84 A6
0E 55
6E A7
0E AA
6E A7
82 A6
50 A6
6E F5
<LSB><MSB>
94 A6
PROGRAMMING DATA MEMORY
Data Payload
BCF
BCF
MOVLW <Addr>
MOVWF EEADR
MOVLW <AddrH>
MOVWF EEADRH
MOVLW <Data>
MOVWF EEDATA
BSF
MOVLW 55h
MOVWF EECON2
MOVLW 0AAh
MOVWF EECON2
BSF
MOVF
MOVWF TABLAT
Shift out data
BCF
EECON1, EEPGD
EECON1, CFGS
EECON1, WREN
EECON1, WR
EECON1, W, 0
EECON1, WREN
(1)
Core Instruction
 2010 Microchip Technology Inc.