PIC16C505-04E/P Microchip Technology, PIC16C505-04E/P Datasheet - Page 11

• Manufacturer Part Number: PIC16C505-04E/P
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,DIP,14PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C505-04E/P

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 11
• Program Memory Size: 1.5KB (1K x 12)
• Program Memory Type: OTP
• Ram Size: 72 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 14-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 309-1086 - ADAPTER 14-ZIF BD W/14-SO PLUGS309-1085 - ADAPTER 14-DIP BD W/2 14-SO PLUG
• Eeprom Size: -
• Data Converters: -
• Connectivity: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4.0
PIC16C505 memory is organized into program mem-
ory and data memory. For the PIC16C505, a paging
scheme is used.
accessed using one STATUS register bit. Data mem-
ory banks are accessed using the File Select Register
(FSR).
4.1
The PIC16C505 devices have a 12-bit Program
Counter (PC).
The 1K x 12 (0000h-03FFh) for the PIC16C505 are
physically
Accessing a location above this boundary will cause a
wrap-around within the first 1K x 12 space.
effective reset vector is at 0000h, (see Figure 4-1).
Location 03FFh contains the internal clock oscillator
calibration value. This value should never be
overwritten.
1999 Microchip Technology Inc.
MEMORY ORGANIZATION
Program Memory Organization
implemented.
Program memory pages are
Refer
to
Figure 4-1.
The
FIGURE 4-1:
Note 1:
CALL, RETLW
Address 0000h becomes the
effective reset vector. Location 03FFh
contains the MOVLW XX INTERNAL RC
oscillator calibration value.
PROGRAM MEMORY MAP
AND STACK FOR THE
PIC16C505
Reset Vector (note 1)
On-chip Program
Stack Level 1
Stack Level 2
PC<11:0>
Memory
1024 Words
PIC16C505
12
DS40192C-page 11
7FFh
0000h
01FFh
0200h
03FFh
0400h