PIC16F72-I/SO Microchip Technology Inc., PIC16F72-I/SO Datasheet - Page 36

• Manufacturer Part Number: PIC16F72-I/SO
• Description: 28 PIN, 3.5 KB FLASH, 128 RAM, 22 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F72-I/SO

• A/d Inputs: 5-Channel, 8-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 22
• Interface: I2C/SPI
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SOIC
• Programmable Memory: 3.5K Bytes
• Ram Size: 128 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F72
6.9
TMR1H and TMR1L registers are not reset to 00h on a
POR, or any other RESET, except by the CCP1 special
event triggers.
T1CON register is reset to 00h on a Power-on Reset or
a Brown-out Reset, which shuts off the timer and
leaves a 1:1 prescale. In all other RESETS, the register
is unaffected.
TABLE 6-2:
DS39597B-page 34
0Bh,8Bh,
10Bh,18Bh
0Ch
8Ch
0Eh
0Fh
10h
Legend:
Address
Resetting Timer1 Register Pair
(TMR1H, TMR1L)
x = unknown, u = unchanged, - = unimplemented, read as ‘0’. Shaded cells are not used by the Timer1 module.
INTCON
PIR1
PIE1
TMR1L
TMR1H Holding register for the Most Significant Byte of the 16-bit TMR1 Register
T1CON
Name
REGISTERS ASSOCIATED WITH TIMER1 AS A TIMER/COUNTER
Holding register for the Least Significant Byte of the 16-bit TMR1 Register
Bit 7
GIE
—
—
—
ADIE
PEIE
ADIF
Bit 6
—
T1CKPS1 T1CKPS0 T1OSCEN T1SYNC TMR1CS TMR1ON --00 0000 --uu uuuu
TMR0IE
Bit 5
—
—
INTE
Bit 4
—
—
SSPIF
SSPIE
RBIE
Bit 3
6.10
The prescaler counter is cleared on writes to the
TMR1H or TMR1L registers.
TMR0IF
CCP1IF
CCP1IE TMR2IE
Bit 2
Timer1 Prescaler
TMR2IF
INTF
Bit 1
TMR1IE 0000 0000 0000 0000
TMR1IF 0000 0000 0000 0000
Bit 0
RBIF
 2002 Microchip Technology Inc.
0000 000x 0000 000u
xxxx xxxx uuuu uuuu
xxxx xxxx uuuu uuuu
POR, BOR
Value on
Value on
RESETS
all other