PIC18F6490-E/PT Microchip Technology, PIC18F6490-E/PT Datasheet - Page 263

• Manufacturer Part Number: PIC18F6490-E/PT
• Description: IC PIC MCU FLASH 16KX16 64TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F6490-E/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, LCD, POR, PWM, WDT
• Number Of I /o: 50
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 64-TFQFP
• For Use With: DM163028 - BOARD DEMO PICDEM LCD
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

TABLE 22-2:
REGISTER 22-4:
© 2007 Microchip Technology Inc.
Note 1:
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
S(n + 7)Cy
16 through 23
24 through 31
32 through 39
40 through 47
8 through 15
R/W-0
0 through 7
Segments
These registers are implemented but not used as LCD data registers in 64-pin devices. They may be used
as general purpose data memory.
S(n + 7)Cy:S(n)Cy: Pixel On bits
For LCDDATA0 through LCDDATA5: n = (8x), y = 0
For LCDDATA6 through LCDDATA11: n = (8(x – 6)), y = 1
For LCDDATA12 through LCDDATA17: n = (8(x – 12)), y = 2
For LCDDATA18 through LCDDATA23: n = (8(x – 18)), y = 3
1 = Pixel on (dark)
0 = Pixel off (clear)
S(n + 6)Cy
LCDDATA REGISTERS AND BITS FOR SEGMENT AND COM COMBINATIONS
R/W-0
LCDDATAx: LCD DATAx REGISTER
S00C0:S07C0
S08C0:S15C0
S16C0:S23C0
S24C0:S31C0
S32C0:S39C0
S40C0:S47C0
LCDDATA4
LCDDATA5
LCDDATA0
LCDDATA1
LCDDATA2
LCDDATA3
W = Writable bit
‘1’ = Bit is set
S(n + 5)Cy
0
R/W-0
(1)
(1)
PIC18F6390/6490/8390/8490
S(n + 4)Cy
R/W-0
LCDDATA10
LCDDATA11
S00C1:S07C1
S08C1:S15C1
S16C1:S23C1
S24C1:S31C1
S32C1:S39C1
S40C1:S47C1
LCDDATA6
LCDDATA7
LCDDATA8
LCDDATA9
1
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
S(n + 3)Cy
(1)
(1)
COM Lines
R/W-0
LCDDATA16
LCDDATA17
S00C2:S07C2
S08C2:S15C2
S16C2:S23C2
S24C2:S31C2
S32C2:S39C2
S40C2:S47C2
LCDDATA12
LCDDATA13
LCDDATA14
LCDDATA15
S(n + 2)Cy
R/W-0
2
(1)
(1)
x = Bit is unknown
S(n + 1)Cy
R/W-0
LCDDATA22
LCDDATA23
S00C3:S07C3
S08C0:S15C3
S16C3:S23C3
S24C3:S31C3
S32C3:S39C3
S40C3:S47C3
DS39629C-page 261
LCDDATA18
LCDDATA19
LCDDATA20
LCDDATA21
3
S(n)Cy
R/W-0
(1)
(1)
bit 0