PIC16C781/JW Microchip Technology, PIC16C781/JW Datasheet - Page 36

• Manufacturer Part Number: PIC16C781/JW
• Description: IC MCU OTP 1KX14 W/AD COMP20CDIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C781/JW

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 13
• Program Memory Size: 1.75KB (1K x 14)
• Program Memory Type: EPROM, UV
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x8b; D/A 1x8b
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 20-CDIP (0.300", 7.62mm) Window
• For Use With: ISPICR1 - ADAPTER IN-CIRCUIT PROGRAMMINGDVA16XP202 - ADAPTER DEVICE PIC16C781/782DM163012 - BOARD DEMO PICDEM FOR 16C781/782AC164028 - MODULE SKT PROMATEII 20SOIC/DIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Connectivity: -

PIC16C781/782
FIGURE 3-8:
TABLE 3-1:
DS41171A-page 34
05h
85h
9Dh
Legend: x = unknown, u = unchanged, - = unimplemented, read as ’0’. Shaded cells are not used by PORTA.
Address
RD PORTA
WR PORTA
WR TRISA
Data Bus
RD TRISA
N/A = Not Available
Note 1: See Configuration Word F
PORTA
TRISA
ANSEL
Name
OSC MODE
LP, XT, HS
TRIS Reg.
D
D
INTRC
INTRC
Data Reg.
SUMMARY OF REGISTERS ASSOCIATED WITH PORTA
CK
CK
RC
EC
PORTA Data Direction Register
AN7
Bit 7
RA7
BLOCK DIAGRAM OF RA7/OSC1/CLKIN PIN
(1)
Q
Q
Q
Q
Bit 6
RA6
AN6
Q
Data Reg.
Bit 5
RA5
AN5
TMR1 OSCILLATOR
OSC
EN
Disabled
Enabled
D
Bit 4 Bit 3
N/A
N/A
N/A
RA4
AN4
<2:0>, Register 14-1.
To Chip Clock Drivers
Preliminary
RA3
AN3
Bit 2
RA2
AN2
T1OSCEN
(INTRC w/ CLKOUT) or
(INTRC w/o CLKOUT)
OSC2
F
V
V
OSC
P
N
DD
SS
PIN FUNCTION
<2:0>
OSC1 (TMR1)
Bit 1
RA1
AN1
Digital I/O
CLKIN
OSC1
OSC1
(1)
Oscillator
Circuit
Bit 0
RA0
AN0
EC Mode
xxxx 0000
1111 1111
1111 1111
POR, BOR
Value on:
PORTA<7> READ
2001 Microchip Technology Inc.
Pin
V
V
0
0
0
0
SS
DD
RA7/OSC1/CLKIN
other RESETS
Value on all
uuuu 0000
1111 1111
1111 1111