PIC16F1937-I/P Microchip Technology, PIC16F1937-I/P Datasheet - Page 161

• Manufacturer Part Number: PIC16F1937-I/P
• Description: IC PIC MCU FLASH 512KX14 40-PDIP
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16F1937-I/P

• Program Memory Type: FLASH
• Program Memory Size: 14KB (8K x 14)
• Package / Case: 40-DIP (0.600", 15.24mm)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 32MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 36
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: EUSART/MI2C/SPI
• Maximum Clock Frequency: 32 MHz
• Number Of Programmable I/os: 36
• Number Of Timers: 5
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 14-ch x 10-bit
• A/d Bit Size: 10 bit
• A/d Channels Available: 14
• Height: 4.95 mm
• Length: 53.21 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 1.8 V
• Width: 14.73 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

REGISTER 15-1:
TABLE 15-1:
© 2008 Microchip Technology Inc.
CPSCON0
INTCON
OPTION_REG WPUEN
TMR0
TRISA
Legend: – = Unimplemented locations, read as ‘0’, u = unchanged, x = unknown. Shaded cells are not used by the
bit 7
Legend:
R = Readable bit
u = bit is unchanged
‘1’ = Bit is set
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2-0
R/W-1/1
WPUEN
Name
*
Timer0 module.
Page provides register information.
Timer0 Module Register
WPUEN: Weak Pull-up Enable bit
1 = All weak pull-ups are disabled (except MCLR, if it is enabled)
0 = Weak pull-ups are enabled by individual WPUx latch values
INTEDG: Interrupt Edge Select bit
1 = Interrupt on rising edge of RB0/INT pin
0 = Interrupt on falling edge of RB0/INT pin
TMR0CS: Timer0 Clock Source Select bit
1 = Transition on RA4/T0CKI pin
0 = Internal instruction cycle clock (F
TMR0SE: Timer0 Source Edge Select bit
1 = Increment on high-to-low transition on RA4/T0CKI pin
0 = Increment on low-to-high transition on RA4/T0CKI pin
PSA: Prescaler Assignment bit
1 = Prescaler is assigned to the WDT
0 = Prescaler is assigned to the Timer0 module
PS<2:0>: Prescaler Rate Select bits
CPSON
TRISA7
SUMMARY OF REGISTERS ASSOCIATED WITH TIMER0
INTEDG
Bit 7
R/W-1/1
GIE
OPTION_REG: OPTION REGISTER
Bit Value
INTEDG TMR0CS TMR0SE
TRISA6
000
001
010
011
100
101
110
111
PEIE
Bit 6
—
W = Writable bit
x = Bit is unknown
‘0’ = Bit is cleared
TMR0CS
R/W-1/1
Timer0 Rate
TMR0IE
TRISA5
1 : 2
1 : 4
1 : 8
1 : 16
1 : 32
1 : 64
1 : 128
1 : 256
Bit 5
—
TMR0SE
R/W-1/1
TRISA4
Preliminary
INTE
Bit 4
—
OSC
/4)
U = Unimplemented bit, read as ‘0’
-n/n = Value at POR and BOR/Value at all other Resets
CPSRNG1 CPSRNG0 CPSOUT
R/W-1/1
TRISA3
RBIE
Bit 3
PSA
PSA
PIC16F193X/LF193X
TMR0IF
TRISA2
Bit 2
PS2
R/W-1/1
PS2
TRISA1
Bit 1
INTF
PS1
R/W-1/1
PS1
TRISA0
T0XCS
RBIF
Bit 0
PS0
DS41364A-page 159
R/W-1/1
Register
on Page
PS0
157*
180
73
51
86
bit 0