PIC16C925/CL Microchip Technology, PIC16C925/CL Datasheet - Page 103
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PIC16C925/CL
Manufacturer Part Number
PIC16C925/CL
Description
IC MCU EPROM 4KX14 LCDDVR 68CLCC
Manufacturer
Microchip Technology
Series
PIC® 16Cr
Datasheets
1.PIC16F818-ISO.pdf
(6 pages)
2.PIC16C925-IPT.pdf
(182 pages)
3.PIC16C925-IPT.pdf
(10 pages)
4.PIC16C925-IPT.pdf
(4 pages)
5.PIC16C925-IPT.pdf
(10 pages)
Specifications of PIC16C925/CL
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
25
Program Memory Size
7KB (4K x 14)
Program Memory Type
EPROM
Ram Size
176 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Data Converters
A/D 5x10b
Oscillator Type
External
Operating Temperature
0°C ~ 70°C
Package / Case
68-CLCC Window, 68-CERQUAD
For Use With
AC164308 - MODULE SKT FOR PM3 68PLCCDVA16XL680 - ADAPTER DEVICE FOR MPLAB-ICEAC164024 - ADAPTER PICSTART PLUS 68PLCCAC164022 - MODULE SKT PROMATEII 68PLCC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
- PIC16F818-ISO PDF datasheet
- PIC16C925-IPT PDF datasheet #2
- PIC16C925-IPT PDF datasheet #3
- PIC16C925-IPT PDF datasheet #4
- PIC16C925-IPT PDF datasheet #5
- Current page: 103 of 182
- Download datasheet (4Mb)
12.3
The PIC16C9XX differentiates between various kinds
of RESET:
• Power-on Reset (POR)
• MCLR Reset during normal operation
• MCLR Reset during SLEEP
• WDT Reset (normal operation)
• Brown-out Reset (BOR)
Some registers are not affected in any RESET condi-
tion; their status is unknown on POR and unchanged in
any other RESET. Most other registers are reset to a
“RESET state” on Power-on Reset (POR), on the
MCLR and WDT Reset, and on MCLR Reset during
FIGURE 12-6:
2001 Microchip Technology Inc.
MCLR
OSC1
Note 1:
V
DD
2:
RESET
This is a separate oscillator from the RC oscillator of the CLKIN pin.
See Table 12-3 for various time-out situations.
RC OSC
On-chip
OST/PWRT
Brown-out
V
(1)
Module
Detect
DD
WDT
Reset
Rise
SIMPLIFIED BLOCK DIAGRAM OF ON-CHIP RESET CIRCUIT
OST
PWRT
WDT
Time-out
Reset
Power-on
Reset
10-bit Ripple Counter
10-bit Ripple Counter
BOREN
External
SLEEP
Reset
Preliminary
SLEEP. They are not affected by a WDT Wake-up,
which is viewed as the resumption of normal operation.
The TO and PD bits are set or cleared differently in dif-
ferent RESET situations, as indicated in Table 12-4.
These bits are used in software to determine the nature
of the RESET. See Table 12-6 for a full description of
RESET states of all registers.
A simplified block diagram of the On-Chip Reset Circuit
is shown in Figure 12-6.
The devices all have a MCLR noise filter in the MCLR
Reset path. The filter will detect and ignore small
pulses.
It should be noted that a WDT Reset does not drive
MCLR pin low.
Enable PWRT
Enable OST
(2)
(2)
PIC16C925/926
S
R
DS39544A-page 101
Q
Chip_Reset
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