PIC18C452/JW Microchip Technology, PIC18C452/JW Datasheet - Page 162

• Manufacturer Part Number: PIC18C452/JW
• Description: IC MCU EPROM 16KX16 A/D 40CDIP
• Manufacturer: Microchip Technology
• Series: PIC® 18Cr

Specifications of PIC18C452/JW

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: EPROM, UV
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-CDIP (0.600", 15.24mm) Window
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

PIC18CXX2
FIGURE 15-6:
FIGURE 15-7:
DS39026C-page 160
RC7/RX/DT
pin
RC6/TX/CK pin
TXREG reg
TXIF bit
(Interrupt flag)
TRMT bit
TXEN bit
Write to
Note:
TRMT
Sync Master mode; SPBRG = ’0’. Continuous transmission of two 8-bit words.
RC7/RX/DT pin
RC6/TX/CK pin
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
’1’
TXREG reg
TRMT bit
TXEN bit
Write to
TXIF bit
Write Word 1
SYNCHRONOUS TRANSMISSION
SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
Bit 0
Write Word 2
Bit 1
Word 1
bit0
Bit 2
bit1
Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
Bit 7
bit2
Bit 0
Word 2
Bit 1
bit6
2001 Microchip Technology Inc.
bit7
Bit 7
’1’