PIC16C774-E/L Microchip Technology, PIC16C774-E/L Datasheet - Page 108

• Manufacturer Part Number: PIC16C774-E/L
• Description: IC MCU OTP 4KX14 A/D PWM 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C774-E/L

• 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: OTP
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 10x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-PLCC
• For Use With: DVA16XL441 - ADAPTER DEVICE ICE 44PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Other names: PIC16C774E/L

PIC16C77X
FIGURE 9-9:
FIGURE 9-10: SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
DS30275A-page 108
RC7/RX/DT pin
RC6/TX/CK pin
TXREG reg
Write to
(Interrupt flag)
TXEN bit
TRMT bit
TXIF bit
TRMT
RC7/RX/DT pin
RC6/TX/CK pin
Q1Q2 Q3Q4 Q1 Q2Q3 Q4Q1 Q2Q3 Q4Q1 Q2Q3 Q4Q1 Q2 Q3Q4
’1’
TXREG reg
Note: Sync master mode; SPBRG = ’0’. Continuous transmission of two 8-bit words.
TRMT bit
TXEN bit
TXIF bit
Write to
Write word1
SYNCHRONOUS TRANSMISSION
Bit 0
Write word2
WORD 1
Bit 1
bit0
Advance Information
Bit 2
bit1
Q3Q4 Q1Q2 Q3Q4 Q1Q2 Q3Q4 Q1Q2 Q3 Q4Q1 Q2Q3 Q4Q1 Q2Q3 Q4Q1 Q2Q3 Q4
Bit 7
bit2
Bit 0
WORD 2
Bit 1
bit6
1999 Microchip Technology Inc.
bit7
Bit 7
’1’