PIC16F877-20/P Microchip Technology, PIC16F877-20/P Datasheet - Page 459

• Manufacturer Part Number: PIC16F877-20/P
• Description: IC MCU FLASH 8KX14 EE 40DIP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877-20/P

• Core Size: 8-Bit
• Program Memory Size: 14KB (8K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Controller Family/series: PIC16F
• No. Of I/o's: 33
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 368Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 444-1001 - DEMO BOARD FOR PICMICRO MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

M
Section 25. LCD
HIGHLIGHTS
This section of the manual contains the following major topics:
25.1 Introduction ..................................................................................................................25-2
25.2 Control Register ...........................................................................................................25-3
25.3 LCD Timing ..................................................................................................................25-6
25.4 LCD Interrupts............................................................................................................25-12
25.5 Pixel Control...............................................................................................................25-13
25.6 Voltage Generation ....................................................................................................25-15
25.7 Operation During Sleep .............................................................................................25-16
25.8 Effects of a Reset.......................................................................................................25-17
25.9 Configuring the LCD Module......................................................................................25-17
25.10 Discrimination Ratio ...................................................................................................25-18
25.11 LCD Voltage Generation ............................................................................................25-20
25.12 Contrast .....................................................................................................................25-22
25.13 LCD Glass..................................................................................................................25-22
25.14 Initialization ................................................................................................................25-23
25.15 Design Tips ................................................................................................................25-24
25.16 Related Application Notes..........................................................................................25-25
25.17 Revision History .........................................................................................................25-26
25
1997 Microchip Technology Inc.
DS31025A page 25-1