PIC16LF1902-E/SP Microchip Technology, PIC16LF1902-E/SP Datasheet - Page 81
![3.5KB Flash, 128B RAM, LCD, 11x10b ADC, NanoWatt XLP 28 SPDIP .300in TUBE](/photos/16/11/161110/pdip28_sml.jpg)
PIC16LF1902-E/SP
Manufacturer Part Number
PIC16LF1902-E/SP
Description
3.5KB Flash, 128B RAM, LCD, 11x10b ADC, NanoWatt XLP 28 SPDIP .300in TUBE
Manufacturer
Microchip Technology
Series
PIC® XLP™ 16Fr
Datasheet
1.PIC16LF1902-EMV.pdf
(240 pages)
Specifications of PIC16LF1902-E/SP
Processor Series
PIC16LF190x
Core
PIC
Data Bus Width
8 bit
Program Memory Type
Flash
Program Memory Size
2 KB
Data Ram Size
128 B
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
25
Number Of Timers
2
Operating Supply Voltage
1.8 V to 3.6 V
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
Package / Case
PDIP-28
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Connectivity
-
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
25
Eeprom Size
-
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Data Converters
A/D 11x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Lead Free Status / Rohs Status
Details
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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
10-2)
10-2)
INSTR(PC + 2)
instruction ignored
Forced NOP
executed here
PC + 3
PC+3
INSTR (PC + 3)
PIC16LF1902/3
INSTR(PC + 3)
executed here
PC + 4
INSTR (PC + 4)
INSTR(PC + 4)
executed here
DS41455B-page 81
PC + 5
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