PIC16C781-I/SS Microchip Technology, PIC16C781-I/SS Datasheet - Page 52

• Manufacturer Part Number: PIC16C781-I/SS
• Description: IC MCU OTP 1KX14 W/AD COMP20SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C781-I/SS

• 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: OTP
• 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: -40°C ~ 85°C
• Package / Case: 20-SSOP
• For Use With: XLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Connectivity: -
• Other names: PIC16C781I/SS

PIC16C781/782
4.4
When the device is code protected, the CPU can still
perform the program memory read function.
TABLE 4-1:
FIGURE 4-1:
DS41171A-page 50
10Ch
10Dh
10Eh
10Fh
18Ch
Legend: x = unknown, u = unchanged, - = unimplemented, read as '0'. Shaded cells are not used by PMR.
Address
PMDATH
PMDATL
Program
Register
Memory
ADDR
RD bit
Program Memory Read With Code
Protect Set
PMDATL
PMADRL
PMDATH
PMADRH
PMCON1
Name
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
Executed here
INSTR(PC-1)
SUMMARY OF REGISTERS ASSOCIATED WITH PMR
PC
Reserved
PROGRAM MEMORY READ CYCLE EXECUTION
PMD7
PMA7
Bit 7
—
—
BSF PMCON1,RD
Executed here
PMD6
PMA6
Bit 6
—
—
—
PC+1
PMD13
PMD5
PMA5
Bit 5
—
—
PMADRH,PMADRL
Executed here
INSTR(PC+1)
Reserved Reserved
PMD12
Preliminary
PMD4
PMA4
Bit 4
—
PMD11
PMD3
PMA3
Bit 3
—
Executed here
Forced NOP
PC+3
PC+3
PMD10
PMA10
PMD2
PMA2
Bit 2
—
PMD1
PMA1
PMD9
PMA9
Bit 1
—
Executed here
INSTR(PC+3)
PC+4
PMD0 0000 0000 0000 0000
PMA0 xxxx xxxx uuuu uuuu
PMD8 --00 0000 --00 0000
PMA8 ---x xxxx ---u uuuu
Bit 0
RD
2001 Microchip Technology Inc.
1--- ---0 1--- ---0
POR, BOR
Value on:
Executed here
INSTR(PC+4)
PC+5
Value on
RESETS
all other