PIC16F946T-I/PT Microchip Technology, PIC16F946T-I/PT Datasheet - Page 147

• Manufacturer Part Number: PIC16F946T-I/PT
• Description: Microcontroller
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F946T-I/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 53
• Program Memory Size: 14KB (8K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 336 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TFQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: MA160011 - DAUGHTER BOARD PICDEM LCD 16F91X
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

TABLE 11-8:
FIGURE 11-9:
FIGURE 11-10:
© 2005 Microchip Technology Inc.
0Bh, 8Bh,
10Bh,18Bh
0Ch
18h
19h
8Ch
98h
99h
Legend:
RC6/TX/CK/SCK/SCL/SEG9
SCK/SCL/SEG9
SDI/SDA/SEG8
RC6/TX/CK/
RC7/RX/DT/SDI/SDA/SEG8
Address
RC7/RX/DT/
(Interrupt Flag)
Note: Sync Master mode; SPBRG = 0. Continuous transmission of two 8-bit words.
TXREG reg
TRMT bit
TXEN bit
TXIF bit
Write to
x = unknown, – = unimplemented, read as ‘0’. Shaded cells are not used for synchronous master transmission.
TXREG Reg
INTCON
PIR1
RCSTA
TXREG USART Transmit Data Register
PIE1
TXSTA
SPBRG Baud Rate Generator Register
Name
Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4
‘1’
TRMT bit
TXEN bit
TXIF bit
Write to
REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER TRANSMISSION
Write Word 1
CSRC
SPEN
SYNCHRONOUS TRANSMISSION
SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
Bit 7
EEIF
EEIE
GIE
bit 0
PEIE
ADIF
ADIE
Bit 6
RX9
TX9
Write Word 2
bit 1
SREN
TXEN
RCIF
RCIE
Bit 5
T0IE
Word 1
bit 0
CREN ADDEN
SYNC
bit 2
INTE
Bit 4
TXIF
TXIE
Preliminary
bit 1
SSPIE
SSPIF
RBIE
Bit 3
—
Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4Q1Q2Q3Q4
CCP1IE TMR2IE TMR1IE 0000 0000
CCP1IF TMR2IF TMR1IF 0000 0000
bit 7
BRGH
FERR
bit 2
Bit 2
T0IF
bit 0
OERR
TRMT
INTF
Bit 1
Word 2
bit 1
bit 6
RX9D
TX9D
RBIF
Bit 0
PIC16F946
0000 000x
0000 000x
0000 0000
0000 -010
0000 0000
POR, BOR
Value on:
bit 7
DS41265A-page 145
0000 000x
0000 0000
0000 000x
0000 0000
0000 0000
0000 -010
0000 0000
Value on
all other
Resets
bit 7
‘1’