PIC16C774-E/L Microchip Technology, PIC16C774-E/L Datasheet - Page 105

• 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

FIGURE 9-6:
FIGURE 9-7:
1999 Microchip Technology Inc.
RC7/RX/DT (pin)
Load RSR
Read
RCIF
Note: This timing diagram shows a data byte followed by an address byte. The data byte is not read into the RCREG (receive buffer)
RC7/RX/DT
because ADDEN = 1.
USART RECEIVE BLOCK DIAGRAM
ASYNCHRONOUS RECEPTION WITH ADDRESS DETECT
Baud Rate Generator
x64 Baud Rate CLK
Start
bit
SPBRG
Pin Buffer
and Control
RSR<8>
SPEN
bit0
ADDEN
ADDEN
RX9
RX9
Bit8 = 0, Data Byte
bit1
Advance Information
bit8
Data
Recovery
Interrupt
Stop
bit
CREN
or
64
16
Start
bit
Enable
Load of
Receive
Buffer
Bit8 = 1, Address Byte
RCIF
bit0
RCIE
RX9
MSb
Stop
RX9D
(8)
bit8
OERR
7
RSR register
Stop
RCREG register
bit
WORD 1
RCREG
8
Data Bus
PIC16C77X
8
8
1
FERR
0
Start
LSb
DS30275A-page 105
FIFO