PIC16F946T-I/PT Microchip Technology, PIC16F946T-I/PT Datasheet - Page 66

• 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 3-27:
TABLE 3-5:
DS41265A-page 64
Address
09h
1Fh
89h
91h
107h
11Eh
19Ch
Legend:
Note
Data Bus
1:
2:
Note 1:
Name
PORTE
ADCON0
TRISE
ANSEL
LCDCON
LCDSE2
LCDSE3
x = unknown, u = unchanged, – = unimplemented locations read as ‘0’. Shaded cells are not used by PORTE.
This register is only initialized by a POR or BOR and is unchanged by other Resets.
Bit is read-only; TRISE = 1 always.
MCLR circuit
Programming mode
(1)
(1)
RE3 will read ‘0’ when pin is MCLR.
SUMMARY OF REGISTERS ASSOCIATED WITH PORTE
TRISE7
LCDEN
ADFM
BLOCK DIAGRAM OF RE3/MCLR/V
ANS7
SE23
SE31
RE PORTE
Bit 7
RE7
RE TRISE
TRISE6
VCFG1
SLPEN
ANS6
SE22
SE30
Bit 6
R6
TRISE5
VCFG0
WERR
ANS5
SE21
SE29
Bit 5
RE5
MCLR Filter
HV Detect
VLCDEN
TRISE4
CHS2
ANS4
SE20
SE28
Bit 4
RE4
Preliminary
TRISE3
CHS1
ANS3
SE19
SE27
Bit 3
RE3
CS1
(2)
PP
MCLRE
TRISE2
CHS0
ANS2
SE18
SE26
Bit 2
RE2
CS0
GO/DONE
TRISE1
LMUX1
ANS1
SE17
SE25
Bit 1
RE1
Schmitt Trigger
Schmitt Trigger
Buffer
Buffer
HV
HV
© 2005 Microchip Technology Inc.
TRISE0
LMUX0
ADON
ANS0
SE16
SE24
Bit 0
RE0
xxxx xxxx uuuu uuuu
0000 0000 0000 0000
1111 1111 1111 1111
1111 1111 1111 1111
0001 0011 0001 0011
0000 0000 uuuu uuuu
0000 0000 uuuu uuuu
POR, BOR
Value on:
RE3/MCLR/V
Value on all
Resets
other
PP
(1)