PIC16F690DM-PCTLHS Microchip Technology, PIC16F690DM-PCTLHS Datasheet - Page 67

BOARD DEMO PICTAIL HUMIDITY SNSR

PIC16F690DM-PCTLHS

Manufacturer Part Number
PIC16F690DM-PCTLHS
Description
BOARD DEMO PICTAIL HUMIDITY SNSR
Manufacturer
Microchip Technology
Series
PICtail™r

Specifications of PIC16F690DM-PCTLHS

Sensor Type
Humidity
Sensing Range
1 ~ 99% RH
Interface
Analog
Voltage - Supply
5V
Embedded
Yes, MCU, 8-Bit
Utilized Ic / Part
MCP6291, PIC16F690
Processor To Be Evaluated
MCP6291 and PIC16F690
Interface Type
ICSP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
AC162061 - HEADER INTRFC MPLAB ICD2 20PIN
Sensitivity
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
4.2.5.2
Figure 4-2 shows the diagram for this pin. The
RA1/AN1/C12IN0-/V
function as one of the following:
• a general purpose I/O
• an analog input for the ADC (except PIC16F631)
• an analog input to Comparator C1 or C2
• a voltage reference input for the ADC
• In-Circuit Serial Programming clock
FIGURE 4-2:
© 2008 Microchip Technology Inc.
Data Bus
PORTA
PORTA
WPUA
WPUA
TRISA
TRISA
IOCA
IOCA
Interrupt-on-
WR
WR
WR
WR
Note 1:
RD
RD
RD
RD
Change
2:
D
D
D
D
To Comparator
To A/D Converter
CK
CK
CK
CK
ANSEL determines Analog Input mode.
Not implemented on PIC16F631.
RA1/AN1/C12IN0-/V
Q
Q
Q
Q
Q
Q
Q
Q
REF
Input Mode
BLOCK DIAGRAM OF RA1
Analog
RD PORTA
/ICSPCLK pin is configurable to
(2)
Input Mode
(1)
RABPU
Analog
Q
Q
(1)
EN
EN
PIC16F631/677/685/687/689/690
REF
D
D
V
/ICSPCLK
DD
Weak
V
V
DD
Q3
SS
I/O Pin
4.2.5.3
Figure 4-3 shows the diagram for this pin. The
RA2/AN2/T0CKI/INT/C1OUT pin is configurable to
function as one of the following:
• a general purpose I/O
• an analog input for the ADC (except PIC16F631)
• the clock input for Timer0
• an external edge triggered interrupt
• a digital output from Comparator C1
FIGURE 4-3:
Data Bus
PORTA
PORTA
WPUA
WPUA
TRISA
TRISA
IOCA
IOCA
Interrupt-on-
WR
WR
WR
WR
RD
RD
RD
RD
Note 1:
Change
2:
D
D
D
D
To Timer0
To INT
To A/D Converter
CK
CK
CK
CK
ANSEL determines Analog Input mode.
Not implemented on PIC16F631.
RA2/AN2/T0CKI/INT/C1OUT
Q
Q
Q
Q
Q
Q
Q
Q
Input Mode
BLOCK DIAGRAM OF RA2
Analog
C1OUT
(2)
C1OUT
Enable
(1)
Input Mode
RABPU
RD PORTA
Analog
1
0
Q
Q
(1)
EN
EN
DS41262E-page 65
D
D
V
DD
Weak
V
V
DD
Q3
SS
I/O Pin

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