PIC18F2331-E/SP Microchip Technology, PIC18F2331-E/SP Datasheet - Page 176
![IC MCU FLASH 4KX16 28-DIP](/photos/6/59/65908/150-28-dip_sml.jpg)
PIC18F2331-E/SP
Manufacturer Part Number
PIC18F2331-E/SP
Description
IC MCU FLASH 4KX16 28-DIP
Manufacturer
Microchip Technology
Series
PIC® 18Fr
Datasheets
1.PIC16F616T-ISL.pdf
(8 pages)
2.PIC16F818-ISO.pdf
(6 pages)
3.PIC18F2331-ISO.pdf
(392 pages)
4.PIC18F2331-ISO.pdf
(8 pages)
5.PIC18F2331-ISO.pdf
(6 pages)
6.PIC18F2331-ISO.pdf
(16 pages)
7.PIC18F4331-EP.pdf
(400 pages)
Specifications of PIC18F2331-E/SP
Core Size
8-Bit
Program Memory Size
8KB (4K x 16)
Core Processor
PIC
Speed
40MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, LVD, Power Control PWM, QEI, POR, PWM, WDT
Number Of I /o
24
Program Memory Type
FLASH
Eeprom Size
256 x 8
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
4.2 V ~ 5.5 V
Data Converters
A/D 5x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
28-DIP (0.300", 7.62mm)
Controller Family/series
PIC18
No. Of I/o's
24
Eeprom Memory Size
256Byte
Ram Memory Size
768Byte
Cpu Speed
40MHz
No. Of Timers
4
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
I3-DB18F4431 - BOARD DAUGHTER ICEPIC3AC164035 - MODULE SKT FOR 18F2X31 28SOICDVA18XP280 - DEVICE ADAPTER 18F2220 PDIP 28LD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
- PIC16F616T-ISL PDF datasheet
- PIC16F818-ISO PDF datasheet #2
- PIC18F2331-ISO PDF datasheet #3
- PIC18F2331-ISO PDF datasheet #4
- PIC18F2331-ISO PDF datasheet #5
- PIC18F2331-ISO PDF datasheet #6
- PIC18F4331-EP PDF datasheet #7
- Current page: 176 of 400
- Download datasheet (7Mb)
PIC18F2331/2431/4331/4431
FIGURE 16-11:
DS39616C-page 174
Note 1: POSCNT register is shown in QEI x4 Update mode (POSCNT increments on every rising and every falling edge of
QEA
QEB
Count (+/-)
POSCNT
MAXCNT
INDX
IC2QEIF
UP/DOWN
Position
Counter Load
2: When INDX Reset pulse is detected, POSCNT is reset to ‘
3: IC2QEIF is enabled for one T
4: Position counter is loaded with ‘0000h’ (i.e., Reset) on the next QEA or QEB edge when INDX is high.
5: Position counter is loaded with MAXCNT value (e.g., 1527h) on the next QEA or QEB edge following the INDX
6: IC2QEIF must be cleared in software.
QEA and QEB input signals).
MAXCNT when POSCNT = 0 (when decrementing), which occurs on the next QEA or QEB edge. Similar Reset
sequence occurs for the reverse direction except that the INDX signal is recognized on its falling edge. The Reset
is generated on the next QEA or QEB edge.
falling edge input signal detect).
(1)
QEI MODULE RESET TIMING WITH THE INDEX INPUT
+1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1 +1
MAXCNT = 1527
Note 2
Q1
Q4
Forward
CY
(4)
(3)
clock cycle.
Note 6
Preliminary
-1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
Note 2
Q1
Q4
(5)
(3)
Reverse
0
’ on the next QEA or QEB edge. POSCNT is set to
© 2007 Microchip Technology Inc.
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