PIC16F1847-I/SO Microchip Technology, PIC16F1847-I/SO Datasheet - Page 327
PIC16F1847-I/SO
Manufacturer Part Number
PIC16F1847-I/SO
Description
14 KB Flash, 1K Bytes RAM, 32 MHz Int. Osc, 16 I/0, Enhanced Mid Range Core 18 S
Manufacturer
Microchip Technology
Datasheets
1.PIC16F1847-ISO.pdf
(408 pages)
2.PIC16F1847-ISO.pdf
(408 pages)
3.PIC16F1847-ISO.pdf
(10 pages)
Specifications of PIC16F1847-I/SO
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
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Quantity
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Part Number:
PIC16F1847-I/SO
Manufacturer:
MICROCHIP
Quantity:
30 000
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28.0
ICSP™ programming allows customers to manufacture
circuit boards with unprogrammed devices. Programming
can be done after the assembly process allowing the
device to be programmed with the most recent firmware
or a custom firmware. Five pins are needed for ICSP™
programming:
• ICSPCLK
• ICSPDAT
• MCLR/V
• V
• V
In Program/Verify mode the Program Memory, User IDs
and the Configuration Words are programmed through
serial communications. The ICSPDAT pin is a bidirec-
tional I/O used for transferring the serial data and the
ICSPCLK pin is the clock input. For more information on
ICSP™ refer to the “PIC16193X/PIC16LF193X Memory
Programming Specification” (DS41360A).
28.1
The device is placed into High-Voltage Programming
Entry mode by holding the ICSPCLK and ICSPDAT
pins low then raising the voltage on MCLR/V
Some programmers produce V
(9.0V), an external circuit is required to limit the V
voltage. See
FIGURE 28-1:
2011 Microchip Technology Inc.
Note:
DD
SS
IN-CIRCUIT SERIAL
PROGRAMMING™ (ICSP™)
High-Voltage Programming Entry
Mode
PP
The MPLAB
age greater than the maximum V
ification of the PIC16F/LF1847.
Figure 28-1
To MPLAB
ICSP_CLOCK
RJ11-6PIN
ICSP_DATA
V
®
PP
V
V
V
for example circuit.
®
NC
ICD 2 produces a V
PP
DD
SS
LIMITER EXAMPLE CIRCUIT
ICD 2
1
2
3
4
5
6
PP
greater than V
PP
270 Ohm
PP
PP
to V
R1
spec-
volt-
10k 1%
IHH
Preliminary
2
3
6
7
R2
IHH
PP
LM431BCMX
.
A
A
A
A
V
U1
REF
8
NC
NC
24k 1%
K
R3
1
4
5
PIC16(L)F1847
To Target Board
6
5
4
3
2
1
RJ11-6PIN
DS41453A-page 329
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