PIC16F946T-I/PT Microchip Technology, PIC16F946T-I/PT Datasheet - Page 166

• 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

PIC16F946
FIGURE 13-1:
TABLE 13-1:
DS41265A-page 164
0Bh/8Bh/
10Bh
0Ch
8Ch
10Ch
10Dh
10Eh
10Fh
18Ch
18Dh
Legend:
Flash
Addr
Flash
EEDATH
EEDATL
EERHLT
register
ADDR
RD bit
Data
INTCON
PIR1
PIE1
EEDATL
EEADRL
EEDATH
EEADRH
EECON1
EECON2
Name
x = unknown, u = unchanged, – = unimplemented read as ‘0’, q = value depends upon condition.
Shaded cells are not used by data EEPROM module.
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
REGISTERS/BITS ASSOCIATED WITH DATA EEPROM
INSTR(PC - 1)
executed here
EEPROM Control Register 2 (not a physical register)
EEADRL7 EEADRL6 EEADRL5 EEADRL4 EEADRL3 EEADRL2 EEADRL1 EEADRL0
EEDATL7 EEDATL6 EEDATL5 EEDATL4 EEDATL3 EEDATL2 EEDATL1 EEDATL0
EEPGD
EEIF
EEIE
Bit 7
GIE
PC
FLASH PROGRAM MEMORY READ CYCLE EXECUTION
—
—
INSTR (PC)
Bit 6
PEIE
ADIF
ADIE
—
—
—
BSF EECON1,RD
executed here
PC + 1
EEDATH5 EEDATH4 EEDATH3 EEDATH2 EEDATH1 EEDATH0
RCIF
RCIE
Bit 5
T0IE
—
—
INSTR (PC + 1)
EEADRH4 EEADRH3 EEADRH2 EEADRH1 EEADRH0 ---0 0000
EEADRH,EEADRL
Bit 4
INTE
TXIF
TXIE
Preliminary
—
INSTR(PC + 1)
executed here
WRERR
SSPIF
SSPIE
RBIE
Bit 3
EEDATH,EEDATL
CCP1IF
CCP1IE
WREN
executed here
Bit 2
T0IF
Forced NOP
PC + 3
PC+3
TMR2IF
TMR2IE
INSTR (PC + 3)
INTF
Bit 1
WR
INSTR(PC + 3)
executed here
TMR1IF
TMR1IE
© 2005 Microchip Technology Inc.
RBIF
PC + 4
Bit 0
RD
INSTR (PC + 4)
0000 000x
0000 0000
0000 0000
0000 0000
0000 0000
--00 0000
0--- x000
---- ----
POR, BOR
Value on
INSTR(PC + 4)
executed here
PC + 5
0000 000x
0000 0000
0000 0000
0000 0000
0000 0000
--00 0000
---0 0000
---- q000
---- ----
Value on
all other
Resets