PIC18F6680-I/L Microchip Technology, PIC18F6680-I/L Datasheet - Page 96

• Manufacturer Part Number: PIC18F6680-I/L
• Description: Microcontrollers (MCU) 64KB 3328 RAM 52 I/O
• Manufacturer: Microchip Technology

Specifications of PIC18F6680-I/L

• 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
• Operating Supply Voltage: 4.2 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, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12-ch x 10-bit
• Program Memory Type: Flash
• Program Memory Size: 64 KB
• Package / Case: PLCC-68
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F6585/8585/6680/8680
REGISTER 6-1:
DS30491C-page 94
bit 7
bit 6
bit 5-4
bit 3-2
bit 1-0
MEMCON REGISTER
EBDIS: External Bus Disable bit
1 = External system bus disabled, all external bus drivers are mapped as I/O ports
0 = External system bus enabled and I/O ports are disabled
Unimplemented: Read as ‘0’
WAIT<1:0>: Table Reads and Writes Bus Cycle Wait Count bits
11 = Table reads and writes will wait 0 T
10 = Table reads and writes will wait 1 T
01 = Table reads and writes will wait 2 T
00 = Table reads and writes will wait 3 T
Unimplemented: Read as ‘0’
WM<1:0>: TBLWT Operation with 16-bit Bus bits
1x = Word Write mode: LSB and MSB word output, WRH active when MSB written
01 = Byte Select mode: TABLAT data copied on both MS and LS Byte, WRH and (UB or LB)
00 = Byte Write mode: TABLAT data copied on both MS and LS Byte, WRH or WRL will activate
bit 7
Legend:
R = Readable bit
- n = Value at POR
EBDIS
Note:
R/W-0
Note 1: This bit is ignored when device is accessing external memory either to fetch an
will activate
(1)
The MEMCON register is held in Reset in Microcontroller mode.
instruction or perform TBLRD/TBLWT.
U-0
—
WAIT1
R/W-0
W = Writable bit
‘1’ = Bit is set
(1)
WAIT0
R/W-0
CY
CY
CY
CY
U-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
—
U-0
—
 2004 Microchip Technology Inc.
x = Bit is unknown
R/W-0
WM1
R/W-0
WM0
bit 0