PIC16F628A-I/ML Microchip Technology, PIC16F628A-I/ML Datasheet - Page 55

• Manufacturer Part Number: PIC16F628A-I/ML
• Description: IC MCU FLASH 2KX14 EEPROM 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F628A-I/ML

• Core Size: 8-Bit
• Program Memory Size: 3.5KB (2K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 16
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 224 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC16F
• No. Of I/o's: 16
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 224Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 224 B
• Interface Type: SCI, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 16
• Number Of Timers: 1 x 16 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163014, DM164120-4
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164324 - MODULE SKT FOR MPLAB 8DFN/16QFNXLT28QFN3 - SOCKET TRAN ICE 18DIP/28QFNI3DBF648 - BOARD DAUGHTER ICEPIC3AC164033 - ADAPTER 28QFN TO 18DIPAC162053 - HEADER INTERFACE ICD,ICD2 18DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Data Converters: -
• Lead Free Status / Rohs Status: Details

REGISTER 8-1:
TABLE 8-1:
© 2009 Microchip Technology Inc.
0Bh, 8Bh,
10Bh, 18Bh
0Ch
8Ch
11h
12h
92h
Legend:
Address
bit 7
bit 6-3
bit 2
bit 1-0
INTCON
PIR1
PIE1
TMR2
T2CON
PR2
Name
x = unknown, u = unchanged, - = unimplemented read as ‘0’. Shaded cells are not used by the Timer2 module.
REGISTERS ASSOCIATED WITH TIMER2 AS A TIMER/COUNTER
bit 7
Unimplemented: Read as ‘0’
TOUTPS<3:0>: Timer2 Output Postscale Select bits
0000 = 1:1 Postscale Value
0001 = 1:2 Postscale Value
•
•
•
1111 = 1:16 Postscale
TMR2ON: Timer2 On bit
1 = Timer2 is on
0 = Timer2 is off
T2CKPS<1:0>: Timer2 Clock Prescale Select bits
00 = 1:1 Prescaler Value
01 = 1:4 Prescaler Value
1x = 1:16 Prescaler Value
Legend:
R = Readable bit
-n = Value at POR
Timer2 Module’s Register
Timer2 Period Register
Bit 7
EEIF
EEIE
GIE
T2CON – TIMER2 CONTROL REGISTER (ADDRESS: 12h)
U-0
—
—
TOUTPS3 TOUTPS2 TOUTPS1 TOUTPS0 TMR2ON T2CKPS1 T2CKPS0 -000 0000 -000 0000
TOUTPS3 TOUTPS2 TOUTPS1
CMIE
CMIF
Bit 6
PEIE
R/W-0
RCIF
RCIE
Bit 5
T0IE
R/W-0
W = Writable bit
‘1’ = Bit is set
Bit 4
INTE
TXIF
TXIE
PIC16F627A/628A/648A
R/W-0
RBIE
Bit 3
—
—
CCP1IF
CCP1IE
TOUTPS0
Bit 2
T0IF
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
R/W-0
TMR2IF
TMR2IE
INTF
Bit 1
TMR2ON T2CKPS1 T2CKPS0
R/W-0
TMR1IF
TMR1IE
RBIF
Bit 0
x = Bit is unknown
0000 000x 0000 000u
0000 -000 0000 -000
0000 -000 0000 -000
0000 0000 0000 0000
1111 1111 1111 1111
R/W-0
Value on
POR
DS40044G-page 55
R/W-0
Value on
all other
Resets
bit 0