PIC16F721-I/SO Microchip Technology, PIC16F721-I/SO Datasheet - Page 168

• Manufacturer Part Number: PIC16F721-I/SO
• Description: MCU PIC 4K FLASH 20-SOIC
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F721-I/SO

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Core Processor: PIC
• Speed: 16MHz
• Connectivity: I²C, SPI, UART/USART
• Number Of I /o: 17
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SOIC (0.300", 7.50mm Width)
• Controller Family/series: PIC16F
• No. Of I/o's: 18
• Ram Memory Size: 256Byte
• Cpu Speed: 16MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC16F/LF720/721
REGISTER 18-5:
TABLE 18-1:
DS41430A-page 168
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
Name
PMCON1
PMCON2
PMADRH
PMADRL
PMDATH
PMDATL
Legend:
R/W-x
PMA7
x = unknown, u = unchanged, – = unimplemented, read as ‘0’. Shaded cells are not used by the program memory read.
Bit 7
—
—
—
PMA<7:0>: Program Memory Read Address bits
SUMMARY OF REGISTERS ASSOCIATED WITH PROGRAM MEMORY READ
R/W-x
PMA6
PMADRL: PROGRAM MEMORY ADDRESS LOW REGISTER
Program Memory Control Register 2 (not a physical register)
CFGS
Bit 6
—
—
Program Memory Read Address Register Low Byte
Program Memory Read Data Register Low Byte
W = Writable bit
‘1’ = Bit is set
LWLO
Bit 5
R/W-x
PMA5
—
Program Memory Read Data Register High Byte
Program Memory Read Address Register High Byte
FREE
Bit 4
R/W-x
PMA4
Bit 3
—
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
WREN
Bit 2
R/W-x
PMA3
Bit 1
WR
R/W-x
PMA2
Bit 0
RD
 2010 Microchip Technology Inc.
x = Bit is unknown
1000 -000
---- ----
---0 0000
0000 0000
--xx xxxx
xxxx xxxx
POR, BOR
Value on
R/W-x
PMA1
other Resets
Value on all
1000 -000
---- ----
---0 0000
0000 0000
--xx xxxx
xxxx xxxx
R/W-x
PMA0
bit 0