PIC16F74-I/PTG Microchip Technology, PIC16F74-I/PTG Datasheet - Page 328

• Manufacturer Part Number: PIC16F74-I/PTG
• Description: IC MCU FLASH 4KX14 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F74-I/PTG

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

PICmicro MID-RANGE MCU FAMILY
DS31017A-page 17-52
Figure 17-37: BRG Reset Due to SDA Arbitration During Start Condition
S
BCLIF
SSPIF
SDA
SCL
SEN
SDA pulled low by other master.
Reset BRG and assert SDA
Less than T
Preliminary
SDA = 0, SCL = 1
BRG
Set SEN, enable start
sequence if SDA = 1, SCL = 1
SDA = 0, SCL = 1
Set SSPIF
S
Set S
T
BRG
Set SSPIF
SCL pulled low after BRG
Timeout
1997 Microchip Technology Inc.
Interrupts cleared
in software.