PIC12F1840-E/SN Microchip Technology, PIC12F1840-E/SN Datasheet - Page 202
PIC12F1840-E/SN
Manufacturer Part Number
PIC12F1840-E/SN
Description
7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 SOI
Manufacturer
Microchip Technology
Series
PIC® XLP™ 12Fr
Datasheet
1.PIC12F1840-EMF.pdf
(382 pages)
Specifications of PIC12F1840-E/SN
Core Processor
RISC
Core Size
8-Bit
Speed
32MHz
Connectivity
I²C, LIN, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
5
Program Memory Size
7KB (4K x 14)
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2.3 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
8-SOIC (0.154", 3.90mm Width)
Processor Series
PIC12F
Core
PIC
Data Ram Size
256 B
Interface Type
MI2C, SPI, EUSART
Number Of Timers
3
Operating Supply Voltage
1.8 V to 5.5 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Development Tools By Supplier
MPLAB IDE Software
Minimum Operating Temperature
- 40 C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PIC12F1840-E/SN
Manufacturer:
TI
Quantity:
1 200
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PIC12(L)F1840
24.4.3
The Enhanced PWM can be configured to automati-
cally restart the PWM signal once the auto-shutdown
condition has been removed. Auto-restart is enabled by
setting the P1RSEN bit in the PWM1CON register.
If auto-restart is enabled, the CCP1ASE bit will remain
set as long as the auto-shutdown condition is active.
When the auto-shutdown condition is removed, the
CCP1ASE bit will be cleared via hardware and normal
operation will resume.
FIGURE 24-11:
DS41441B-page 202
Shutdown
PWM
CCP1ASE bit
AUTO-RESTART MODE
Activity
Event
PWM AUTO-SHUTDOWN WITH AUTO-RESTART (P1RSEN = 1)
Overflow
Timer
Start of
PWM Period
PWM Period
(Auto-Shutdown)
Event Occurs
Missing Pulse
Overflow
Shutdown
Timer
Preliminary
Event Clears
Shutdown
Overflow
Timer
Missing Pulse
(CCP1ASE not clear)
Overflow
Cleared by
CCP1ASE
Hardware
Timer
PWM
Resumes
2011 Microchip Technology Inc.
Overflow
Timer
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