PIC18F458T-I/PT Microchip Technology, PIC18F458T-I/PT Datasheet - Page 47

• Manufacturer Part Number: PIC18F458T-I/PT
• Description: IC MCU FLASH 16KX16 W/CAN 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F458T-I/PT

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, 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: FLASH
• Eeprom Size: 256 x 8
• 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: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 4-5:
© 2006 Microchip Technology Inc.
BSR<3:0>
= 0000
= 0001
= 0010
= 0011
= 1110
= 1111
DATA MEMORY MAP FOR PIC18F248/448
Bank 14
Bank 15
Bank 3
Bank 0
Bank 1
Bank 2
to
FFh
FFh
FFh
FFh
00h
00h
00h
00h
Data Memory Map
Access RAM
Read ‘00h’
Unused
Unused
GPR
GPR
GPR
SFR
000h
05Fh
060h
0FFh
100h
1FFh
200h
300h
EFFh
F00h
F5Fh
F60h
FFFh
When a = 1,
When a = 0,
Access Bank High
Access Bank Low
PIC18FXX8
the BSR is used to specify
the RAM location that the
instruction uses.
the BSR is ignored and
the Access Bank is used.
general purpose RAM
(from Bank 0).
Special Function
Registers (from Bank 15).
The first 96 bytes are
The next 160 bytes are
Access Bank
(GPR)
(SFR)
DS41159E-page 45
00h
5Fh
60h
FFh