ATMEGA169PV-8AUR Atmel, ATMEGA169PV-8AUR Datasheet - Page 245
ATMEGA169PV-8AUR
Manufacturer Part Number
ATMEGA169PV-8AUR
Description
MCU AVR 16KB FLASH 16MHZ 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA169PV-8AU.pdf
(395 pages)
Specifications of ATMEGA169PV-8AUR
Core Processor
AVR
Core Size
8-Bit
Speed
8MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
54
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Package
64TQFP
Device Core
AVR
Family Name
ATmega
Maximum Speed
8 MHz
Operating Supply Voltage
2.5|3.3|5 V
Data Bus Width
8 Bit
Number Of Programmable I/os
54
Interface Type
SPI/USART/USI
On-chip Adc
8-chx10-bit
Number Of Timers
3
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8018P–AVR–08/10
Note:
Assembly Code Example
C Code Example
LCD_disable:
Wait_1:
Wait_2:
Void LCD_disable(void);
{
while ( !(LCDCRA & (1<<LCDIF)) )
while ( !(LCDCRA & (1<<LCDIF)) )
}
; Wait until a new frame is started.
lds
sbrs r16, LCDIF
rjmp Wait_1
; Set LCD Blanking and clear interrupt flag
; by writing a logical one to the flag.
ldi
sts
; Wait until LCD Blanking is effective.
lds
sbrs r16, LCDIF
rjmp Wait_2
; Disable LCD.
ldi
sts
ret
/* Wait until a new frame is started. */
;
/* Set LCD Blanking and clear interrupt flag */
/* by writing a logical one to the flag. */
LCDCRA = (1<<LCDEN)|(1<<LCDIF)|(1<<LCDBL);
/* Wait until LCD Blanking is effective. */
;
/* Disable LCD */
LCDCRA = (0<<LCDEN);
1.
See ”About Code Examples” on page 10.
r16, LCDCRA
r16, (1<<LCDEN)|(1<<LCDIF)|(1<<LCDBL)
LCDCRA, r16
r16, LCDCRA
r16, (0<<LCDEN)
LCDCRA, r16
(1)
(1)
ATmega169P
245
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