PIC18F458-I/PTG Microchip Technology, PIC18F458-I/PTG Datasheet - Page 48

• Manufacturer Part Number: PIC18F458-I/PTG
• Description: IC MCU FLASH 16KX16 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F458-I/PTG

• 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 4-6:
DS41159E-page 46
PIC18FXX8
BSR<3:0>
= 0000
= 0001
= 0010
= 0011
= 0100
= 0101
= 0110
= 1110
= 1111
DATA MEMORY MAP FOR PIC18F258/458
Bank 14
Bank 15
Bank 4
Bank 5
Bank 6
Bank 0
Bank 1
Bank 2
Bank 3
to
FFh
FFh
FFh
FFh
FFh
00h
00h
00h
00h
00h
FFh
00h
Data Memory Map
Access RAM
Read ‘00h’
Unused
GPR
GPR
GPR
GPR
GPR
GPR
SFR
SFR
000h
05Fh
060h
0FFh
100h
1FFh
200h
2FFh
300h
3FFh
400h
4FFh
500h
5FFh
600h
EFFh
F00h
F5Fh
F60h
FFFh
When a = 1,
When a = 0,
the BSR is used to specify
the RAM location that the
instruction uses.
the BSR is ignored and the
Access Bank is used.
The first 96 bytes are
general purpose RAM
(from Bank 0).
The next 160 bytes are
Special Function Registers
(from Bank 15).
© 2006 Microchip Technology Inc.
Access Bank high
Access Bank low
Access Bank
(GPR)
(SFR)
00h
5Fh
FFh
60h