PIC16LF1847-E/MV Microchip Technology, PIC16LF1847-E/MV Datasheet - Page 42

• Manufacturer Part Number: PIC16LF1847-E/MV
• Description: 14 KB Flash, 1K Bytes RAM, 32 MHz Int. Osc, 16 I/0, Enhanced Mid Range Core, Nan
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ mTouch™ 16Fr

Specifications of PIC16LF1847-E/MV

• Processor Series: PIC16LF
• Core: RISC
• Data Bus Width: 10 bit
• Program Memory Type: Flash
• Program Memory Size: 8 KB
• Data Ram Size: 1024 B
• Interface Type: SPI, I2C
• Maximum Clock Frequency: 32 KHZ
• Number Of Programmable I/os: 15
• Number Of Timers: 3
• Operating Supply Voltage: 3.6 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: UQFN-28
• Operating Temperature Range: - 40 C to + 125 C
• Processor To Be Evaluated: PIC16F1847
• Supply Current (max): 34 uA
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 32MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 15
• Eeprom Size: 256 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Lead Free Status / Rohs Status: Details

PIC16(L)F1847
FIGURE 3-5:
FIGURE 3-6:
DS41453B-page 42
TOSH:TOSL
TOSH:TOSL
ACCESSING THE STACK EXAMPLE 2
ACCESSING THE STACK EXAMPLE 3
0x0D
0x0C
0x0A
0x0F
0x0E
0x0B
0x09
0x08
0x07
0x06
0x05
0x04
0x03
0x02
0x00
0x01
0x0D
0x0C
0x0F
0x0E
0x0B
0x0A
0x09
0x08
0x07
0x06
0x05
0x04
0x03
0x02
0x00
0x01
Preliminary
Return Address
Return Address
Return Address
Return Address
Return Address
Return Address
Return Address
Return Address
After seven
interrupt, the stack looks like the figure
on the left. A series of
will repeatedly place the return addresses
into the Program Counter and pop the stack.
STKPTR = 0x06
This figure shows the stack configuration
after the first
If a
return address will be placed in the
Program Counter and the Stack Pointer
decremented to the empty state (0x1F).
STKPTR = 0x00
 2011 Microchip Technology Inc.
instruction is executed, the
s, or six
or a single interrupt.
instructions
s and an