PIC16F946-E/PT Microchip Technology, PIC16F946-E/PT Datasheet - Page 25

• Manufacturer Part Number: PIC16F946-E/PT
• Description: Microcontroller
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F946-E/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 14KB (8K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 336 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 64-TFQFP
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 352 B
• Interface Type: SSP, I2C, AUSART, SPI
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 53
• Number Of Timers: 3
• Maximum Operating Temperature: + 125 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, MA160011
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: MA160011 - DAUGHTER BOARD PICDEM LCD 16F91X
• Lead Free Status / Rohs Status: Details

FIGURE 3-22:
© 2009 Microchip Technology Inc.
Note 1:
2:
This step is not required for the Read and Store Calibration Memory Values procedure.
The device should not be used if verification of the Calibration Word locations fails. This information should be
reported to the user through the user interface of the device programmer.
CALIBRATION WORD VERIFICATION FLOWCHART
Increment Address
Calibration Word 1
Increment Address
Load Configuration
Calibration Word 2
Read and Store
Read and Store
is Valid?
Address =
Calibration
Command
Command
Calibration
is Valid?
0x2008?
Word 1
Word 2
Start
Done
Yes
Yes
Yes
(1,2)
(1,2)
No
No
No
Fail
Fail
PIC16F91X/946
DS41244F-page 25