PIC16F88-I/SS Microchip Technology, PIC16F88-I/SS Datasheet - Page 123

• Manufacturer Part Number: PIC16F88-I/SS
• Description: IC MCU FLASH 4KX14 EEPROM 20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F88-I/SS

• Program Memory Type: FLASH
• Program Memory Size: 7KB (4K x 14)
• Package / Case: 20-SSOP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 368 B
• Interface Type: SSP/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• 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
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 7-ch x 10-bit
• Data Rom Size: 256 B
• A/d Bit Size: 10 bit
• A/d Channels Available: 7
• Height: 1.75 mm
• Length: 7.2 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4 V
• Width: 5.3 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT20SS-1 - SOCKET TRANSITION 18DIP 20SSOPAC164307 - MODULE SKT FOR PM3 28SSOPAC164018 - MODULE SKT PROMATEII 20SSOP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

13.0
The
comparators. The inputs to the comparators are
multiplexed with I/O port pins RA0 through RA3, while
the outputs are multiplexed to pins RA3 and RA4. The
on-chip Voltage Reference (Section 14.0 “Comparator
Voltage Reference Module”) can also be an input to
the comparators.
REGISTER 13-1:
 2005 Microchip Technology Inc.
comparator
COMPARATOR MODULE
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2-0
module
CMCON: COMPARATOR MODULE CONTROL REGISTER (ADDRESS 9Ch)
bit 7
C2OUT: Comparator 2 Output bit
When C2INV = 0:
1 = C2 V
0 = C2 V
When C2INV = 1:
1 = C2 V
0 = C2 V
C1OUT: Comparator 1 Output bit
When C1INV = 0:
1 = C1 V
0 = C1 V
When C1INV = 1:
1 = C1 V
0 = C1 V
C2INV: Comparator 2 Output Inversion bit
1 = C2 output inverted
0 = C2 output not inverted
C1INV: Comparator 1 Output Inversion bit
1 = C1 output inverted
0 = C1 output not inverted
CIS: Comparator Input Switch bit
When CM2:CM0 = 001:
1 = C1 V
0 = C1 V
When CM2:CM0 = 010:
1 = C1 V
0 = C1 V
CM<2:0>: Comparator Mode bits
Legend:
R = Readable bit
-n = Value at POR
C2OUT
C2 V
C2 V
R-0
contains
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
+ > C2 V
+ < C2 V
+ < C2 V
+ > C2 V
+ > C1 V
+ < C1 V
+ < C1 V
+ > C1 V
- connects to RA3
- connects to RA0
- connects to RA3
- connects to RA2
- connects to RA0
- connects to RA1
C1OUT
R-0
two
IN
IN
IN
IN
IN
IN
IN
IN
-
-
-
-
-
-
-
-
analog
C2INV
R/W-0
W = Writable bit
‘1’ = Bit is set
C1INV
R/W-0
The CMCON register (Register 13-1) controls the
comparator input and output multiplexors. A block
diagram of the various comparator configurations is
shown in Figure 13-1.
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
R/W-0
CIS
PIC16F87/88
R/W-1
CM2
x = Bit is unknown
R/W-1
CM1
DS30487C-page 121
R/W-1
CM0
bit 0