PIC18C658-I/L Microchip Technology, PIC18C658-I/L Datasheet - Page 238

• Manufacturer Part Number: PIC18C658-I/L
• Description: IC PIC MCU OTP 16KX16 68PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 18Cr

Specifications of PIC18C658-I/L

• Core Size: 8-Bit
• Program Memory Size: 32KB (16K x 16)
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: CAN, I²C, SPI, UART/USART
• Number Of I /o: 52
• Program Memory Type: OTP
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 68-PLCC
• Controller Family/series: PIC18
• No. Of I/o's: 52
• Ram Memory Size: 1.5KB
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Processor Series: PIC18C
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 1536 B
• Interface Type: 3-Wire, I2C, SPI, USART, CAN
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 52
• Number Of Timers: 4 bit
• Operating Supply Voltage: 2.5 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: ICE2000, DM163007, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 6
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164308 - MODULE SKT FOR PM3 68PLCCDVA18PQ640 - DEVICE ADAPT PIC18C658 64-TQFPAC174007 - MODULE SKT PROMATEII 68PLCC
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: PIC18C658IL; Q1162292

PIC18CXX8
19.1
There are eight modes of operation for the compara-
tors. The CMCON register is used to select these
modes. Figure 19-1 shows the eight possible modes.
The TRISF register controls the data direction of the
comparator pins for each mode. If the Comparator
FIGURE 19-1: COMPARATOR I/O OPERATING MODES
DS30475A-page 238
Comparators Reset (POR Default Value)
CM2:CM0 = 000
Two Independent Comparators
CM2:CM0 = 010
Two Common Reference Comparators
CM2:CM0 = 100
One Independent Comparator with Output
CM2:CM0 = 001
A = Analog Input, port reads zeros always.
D = Digital Input.
CIS (CMCON<3>) is the Comparator Input Switch.
RF6/AN11
RF5/AN10
RF4/AN9
RF3/AN8
RF6/AN11
RF5/AN10
RF4/AN9
RF3/AN8
RF6/AN11
RF5/AN10
RF4/AN9
RF3/AN8
RF6/AN11
RF5/AN10
RF4/AN9
RF3/AN8
RF2/AN7/C1OUT
Comparator Configuration
A
A
A
A
A
A
A
A
A
A
A
D
A
A
D
D
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
C1
C2
C1
C2
C1
C2
C1
C2
Off
Off
C1OUT
C2OUT
C1OUT
C2OUT
C1OUT
Off
(Read as ’0’)
(Read as ’0’)
(Read as ’0’)
Advanced Information
Two Independent Comparators with Outputs
CM2:CM0 = 011
Two Common Reference Comparators with Outputs
CM2:CM0 = 101
Comparators Off
CM2:CM0 = 111
Four Inputs Multiplexed to Two Comparators
CM2:CM0 = 110
RF2/AN7/C1OUT
RF6/AN11
RF5/AN10
RF4/AN9
RF3/AN8
RF1/AN6/C2OUT
RF6/AN11
RF5/AN10
RF2/AN7/C1OUT
RF4/AN9
RF3/AN8
RF1/AN6/C2OUT
mode is changed, the comparator output level may not
be valid for the specified mode change delay shown in
Electrical Specifications (Section 25.0).
RF6/AN11
RF5/AN10
RF4/AN9
RF3/AN8
RF6/AN11
RF5/AN10
RF4/AN9
RF3/AN8
Note:
A
A
A
D
A
A
A
A
D
D
D
D
A
A
A
A
Comparator interrupts should be disabled
during a Comparator mode change. Other-
wise, a false interrupt may occur.
V
V
V
V
V
V
V
V
V
V
V
V
CIS = 0
CIS = 1
CIS = 0
CIS = 1
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
-
+
-
+
-
+
-
+
-
+
-
+
C1
C2
C1
C2
C1
C2
2000 Microchip Technology Inc.
V
V
V
V
IN
IN
IN
IN
CV
-
+
-
+
REF
C1OUT
C2OUT
C1OUT
C2OUT
Off
Off
C1
C2
From V
(Read as ’0’)
(Read as ’0’)
REF
C1OUT
C2OUT
Module