PIC16C505-20I/P Microchip Technology, PIC16C505-20I/P Datasheet - Page 31

• Manufacturer Part Number: PIC16C505-20I/P
• Description: IC MCU OTP 1KX12 14DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C505-20I/P

• Core Size: 8-Bit
• Program Memory Size: 1.5KB (1K x 12)
• Oscillator Type: Internal
• Core Processor: PIC
• Speed: 20MHz
• Peripherals: POR, WDT
• Number Of I /o: 11
• Program Memory Type: OTP
• Ram Size: 72 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-DIP (0.300", 7.62mm)
• Controller Family/series: PIC16C
• No. Of I/o's: 12
• Ram Memory Size: 72Byte
• Cpu Speed: 20MHz
• No. Of Timers: 1
• Digital: RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: ISPICR1 - ADAPTER IN-CIRCUIT PROGRAMMING309-1086 - ADAPTER 14-ZIF BD W/14-SO PLUGS309-1085 - ADAPTER 14-DIP BD W/2 14-SO PLUGAC124001 - MODULE SKT PROMATEII 8DIP/SOIC
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TABLE 7-3:
TABLE 7-4:
W
INDF
TMR0
PC
STATUS
FSR
OSCCAL
PORTB
PORTC
OPTION
TRISB
TRISC
Legend: u = unchanged, x = unknown, - = unimplemented bit, read as ‘0’, q = value depends on condition.
Note 1:
Note 2:
Note 3:
Power on reset
MCLR reset during normal operation
MCLR reset during SLEEP
WDT reset during SLEEP
WDT reset normal operation
Wake-up from SLEEP on pin change
Legend: u = unchanged, x = unknown, - = unimplemented bit, read as ‘0’.
1999 Microchip Technology Inc.
Register
Bits <7:2> of W register contain oscillator calibration values due to MOVLW XX instruction at top of
memory.
See Table 7-7 for reset value for specific conditions.
If reset was due to wake-up on pin change, then bit 7 = 1. All other resets will cause bit 7 = 0.
RESET CONDITIONS FOR REGISTERS
RESET CONDITION FOR SPECIAL REGISTERS
Address
00h
01h
02h
03h
04h
05h
06h
07h
—
—
—
—
STATUS Addr: 03h
0001 1xxx
000u uuuu
0001 0uuu
0000 0uuu
0000 uuuu
1001 0uuu
Power-on Reset
qqqq qqqq
--xx xxxxx
--xx xxxxx
xxxx xxxx
xxxx xxxx
1111 1111
0001 1xxx
110x xxxx
1000 00--
1111 1111
--11 1111
--11 1111
(1)
PIC16C505
Wake-up on Pin Change
PCL Addr: 02h
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
1111 1111
q00q quuu
qqqq qqqq
WDT time-out
MCLR Reset
uuuu uuuu
uuuu uuuu
1111 1111
11uu uuuu
uuuu uu--
--uu uuuu
--uu uuuu
1111 1111
--11 1111
--11 1111
DS40192C-page 31
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