PIC18F2539-I/SO Microchip Technology, PIC18F2539-I/SO Datasheet - Page 31

• Manufacturer Part Number: PIC18F2539-I/SO
• Description: IC MCU FLASH 12KX16 EE AD 28SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2539-I/SO

• Core Size: 8-Bit
• Program Memory Size: 24KB (12K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 1408 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Controller Family/series: PIC18
• No. Of I/o's: 21
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 1.375KB
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 1408 B
• Interface Type: I2C, SPI, AUSART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 21
• Number Of Timers: 16 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: DV164005, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 5 bit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With: XLT28SO-1 - SOCKET TRANSITION 28SOIC 300MIL
• Lead Free Status / Rohs Status: Details

TABLE 3-3:
 2002 Microchip Technology Inc.
IPR2
PIR2
PIE2
IPR1
PIR1
PIE1
TRISE
TRISD
TRISC*
TRISB
TRISA
LATE
LATD
LATC*
LATB
LATA
PORTE
PORTD
PORTC*
PORTB
PORTA
Legend: u = unchanged, x = unknown, - = unimplemented bit, read as '0', q = value depends on condition.
Note 1: When the wake-up is due to an interrupt and the GIEL or GIEH bit is set, the TOSU, TOSH and TOSL are
Register
(5,6)
2: When the wake-up is due to an interrupt and the GIEL or GIEH bit is set, the PC is loaded with the interrupt
3: One or more bits in the INTCONx or PIRx registers will be affected (to cause wake-up).
4: See Table 3-2 for RESET value for specific condition.
5: Bit 6 of PORTA, LATA, and TRISA are enabled in ECIO and RCIO Oscillator modes only. In all other
6: Bit 6 of PORTA, LATA and TRISA are not available on all devices. When unimplemented, they are read ‘0’.
(5,6)
* These registers are retained to maintain compatibility with PIC18FXX2 devices; however, one or more bits
(5,6)
Shaded cells indicate conditions do not apply for the designated device.
are reserved. Users should not modify the value of these bits. See Section 4.9.2 for details.
updated with the current value of the PC. The STKPTR is modified to point to the next location in the
hardware stack.
vector (0008h or 0018h).
Oscillator modes, they are disabled and read ‘0’.
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Applicable Devices
INITIALIZATION CONDITIONS FOR ALL REGISTERS (CONTINUED)
Brown-out Reset
Power-on Reset,
---1 1111
---0 0000
---0 0000
1111 1111
-111 1111
0000 0000
-000 0000
0000 0000
-000 0000
0000 -111
1111 1111
1111 1111
1111 1111
-111 1111
---- -xxx
xxxx xxxx
xxxx xxxx
xxxx xxxx
-xxx xxxx
---- -000
xxxx xxxx
xxxx xxxx
xxxx xxxx
-x0x 0000
Preliminary
(5)
(5)
(5)
RESET Instruction
MCLR Resets
Stack Resets
WDT Reset
---1 1111
---0 0000
---0 0000
1111 1111
-111 1111
0000 0000
-000 0000
0000 0000
-000 0000
0000 -111
1111 1111
1111 1111
1111 1111
-111 1111
---- -uuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
-uuu uuuu
---- -000
uuuu uuuu
uuuu uuuu
uuuu uuuu
-u0u 0000
PIC18FXX39
(5)
(5)
(5)
Wake-up via WDT
or Interrupt
---u uuuu
---u uuuu
---u uuuu
uuuu uuuu
-uuu uuuu
uuuu uuuu
-uuu uuuu
uuuu uuuu
-uuu uuuu
uuuu -uuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
-uuu uuuu
---- -uuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
-uuu uuuu
---- -uuu
uuuu uuuu
uuuu uuuu
uuuu uuuu
-uuu uuuu
DS30485A-page 29
(3)
(3)
(3)
(5)
(5)
(5)