PIC12F1840-E/P Microchip Technology, PIC12F1840-E/P Datasheet - Page 101

• Manufacturer Part Number: PIC12F1840-E/P
• Description: 7 KB Flash, 256 Bytes RAM, 32 MHz Int. Osc, 6 I/0, Enhanced Mid Range Core 8 PDI
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 12Fr

Specifications of PIC12F1840-E/P

• Core Processor: RISC
• Core Size: 8-Bit
• Speed: 32MHz
• Connectivity: I²C, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 5
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.3 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 8-DIP (0.300", 7.62mm)
• Processor Series: PIC12F
• Core: PIC
• Data Ram Size: 256 B
• Interface Type: MI2C, SPI, EUSART
• Number Of Timers: 3
• Operating Supply Voltage: 1.8 V to 5.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• Development Tools By Supplier: MPLAB IDE Software
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

EXAMPLE 11-3:
 2011 Microchip Technology Inc.
* This code block will read 1 word of program
* memory at the memory address:
*
*
PROG_ADDR_HI: PROG_ADDR_LO
data will be returned in the variables;
PROG_DATA_HI, PROG_DATA_LO
BANKSEL
MOVLW
MOVWF
MOVLW
MOVWL
BCF
BSF
BCF
BSF
NOP
NOP
BSF
MOVF
MOVWF
MOVF
MOVWF
EEADRL
PROG_ADDR_LO
EEADRL
PROG_ADDR_HI
EEADRH
EECON1,CFGS
EECON1,EEPGD
INTCON,GIE
EECON1,RD
INTCON,GIE
EEDATL,W
PROG_DATA_LO
EEDATH,W
PROG_DATA_HI
FLASH PROGRAM MEMORY READ
; Select Bank for EEPROM registers
;
; Store LSB of address
;
; Store MSB of address
; Do not select Configuration Space
; Select Program Memory
; Disable interrupts
; Initiate read
; Executed
; Ignored
; Restore interrupts
; Get LSB of word
; Store in user location
; Get MSB of word
; Store in user location
(Figure
(Figure
Preliminary
11-1)
11-1)
PIC12(L)F1840
DS41441B-page 101