PIC16LF1904-E/P Microchip Technology, PIC16LF1904-E/P Datasheet - Page 87

• Manufacturer Part Number: PIC16LF1904-E/P
• Description: 7KB Flash, 256B RAM, LCD, 14x10b ADC, EUSART, NanoWatt XLP 40 PDIP .600in TUBE
• Manufacturer: Microchip Technology
• Series: PIC® XLP™ 16Fr

Specifications of PIC16LF1904-E/P

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: LIN, UART/USART
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 36
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 10-2:
EXAMPLE 10-1:
 2011 Microchip Technology Inc.
* This code block will read 1 word of program
* memory at the memory address:
*
*
Flash ADDR
Flash Data
PMDATH
PMDATL
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
NOP
NOP
MOVF
MOVWF
MOVF
MOVWF
Register
RD bit
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
PMADRL
PROG_ADDR_LO
PMADRL
PROG_ADDR_HI
PMADRH
PMCON1,CFGS
PMCON1,RD
PMDATL,W
PROG_DATA_LO
PMDATH,W
PROG_DATA_HI
INSTR(PC - 1)
executed here
PC
FLASH PROGRAM MEMORY READ CYCLE EXECUTION
FLASH PROGRAM MEMORY READ
INSTR (PC)
BSF PMCON1,RD
executed here
PC + 1
; Select Bank for PMCON registers
;
; Store LSB of address
;
; Store MSB of address
; Do not select Configuration Space
; Initiate read
; Ignored
; Ignored
; Get LSB of word
; Store in user location
; Get MSB of word
; Store in user location
INSTR (PC + 1)
PMADRH,PMADRL
INSTR(PC + 1)
instruction ignored
Forced NOP
executed here
(Figure
(Figure
Preliminary
PMDATH,PMDATL
10-1)
10-1)
INSTR(PC + 2)
instruction ignored
Forced NOP
executed here
PC + 3
PC+3
PIC16LF1904/6/7
INSTR (PC + 3)
INSTR(PC + 3)
executed here
PC + 4
INSTR (PC + 4)
INSTR(PC + 4)
executed here
DS41569A-page 87
PC + 5