PIC12F1516 MICROCHIP [Microchip Technology], PIC12F1516 Datasheet - Page 266
![no-image](/images/no-image-200.jpg)
PIC12F1516
Manufacturer Part Number
PIC12F1516
Description
28/40/44-Pin Flash Microcontrollers with nanoWatt XLP Technology
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC12F1516.pdf
(344 pages)
- Current page: 266 of 344
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PIC16(L)F1516/7/8/9
23.2
The Low-Voltage Programming Entry mode allows the
PIC16(L)F151X devices to be programmed using V
only, without high voltage. When the LVP bit of
Configuration Word 2 is set to ‘1’, the low-voltage ICSP
programming entry is enabled. To disable the
Low-Voltage ICSP mode, the LVP bit must be
programmed to ‘0’.
Entry into the Low-Voltage Programming Entry mode
requires the following steps:
1.
2.
Once the key sequence is complete, MCLR must be
held at V
maintained.
If low-voltage programming is enabled (LVP = 1), the
MCLR Reset function is automatically enabled and
cannot be disabled. See
Brown-out Reset (LPBOR)”
The LVP bit can only be reprogrammed to ‘0’ by using
the High-Voltage Programming mode.
23.3
Connection to a target device is typically done through
an ICSP™ header. A commonly found connector on
development tools is the RJ-11 in the 6P6C (6 pin, 6
connector) configuration. See
FIGURE 23-3:
DS41452B-page 266
MCLR is brought to V
A 32-bit key sequence is presented on
ICSPDAT, while clocking ICSPCLK.
IL
Low-Voltage Programming Entry
Mode
Common Programming Interfaces
for as long as Program/Verify mode is to be
*
PICkit™ STYLE CONNECTOR INTERFACE
The 6-pin header (0.100" spacing) accepts 0.025" square pins.
IL
.
Section 6.3 “Low-Power
for more information.
Figure
23-2.
Preliminary
DD
Pin 1 Indicator
1
2
3
4
5
6
FIGURE 23-2:
Another connector often found in use with the PICkit™
programmers is a standard 6-pin header with 0.1 inch
spacing. Refer to
V
PP
V
DD
/MCLR
Pin Description*
1 = V
2 = V
3 = V
4 = ICSPDAT
5 = ICSPCLK
6 = No Connect
Pin Description*
1 = V
2 = V
3 = V
4 = ICSPDAT
5 = ICSPCLK
6 = No Connect
PP
DD
SS
/MCLR
1
Target
(ground)
PP
DD
SS
Figure
2
3
/MCLR
4
(ground)
Target
5
V
6
SS
ICSPDAT
ICD RJ-11 STYLE
CONNECTOR INTERFACE
2011 Microchip Technology Inc.
23-3.
ICSPCLK
NC
Target
PC Board
Bottom Side
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