ATMEGA32HVB-8X3 Atmel, ATMEGA32HVB-8X3 Datasheet - Page 64

• Manufacturer Part Number: ATMEGA32HVB-8X3
• Description: MCU AVR 32KB FLASH 8MHZ 44TSSOP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA32HVB-8X3

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SPI
• Peripherals: POR, WDT
• Number Of I /o: 17
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 25 V
• Data Converters: A/D 7x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TSSOP
• Processor Series: ATMEGA32x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 2 KB
• Interface Type: SPI, TWI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 2
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRSB200
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 7 Channel
• Package: 44TSSOP
• Device Core: AVR
• Family Name: ATmega
• Maximum Speed: 8 MHz
• Operating Supply Voltage: 5|9|12|15|18|24 V
• For Use With: ATSTK524 - KIT STARTER ATMEGA32M1/MEGA32C1ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

14.3
14.4
8042B–AVR–06/10
Overview
Alternate Port Functions
The High Voltage I/O has alternate port functions in addition to being general digital I/O.
14-3
overridden by alternate functions.
Figure 14-3. High Voltage Digital I/O
Notes:
Table 14-1 on page 65
indexes from
generated internally in the modules having the alternate function.
shows how the port pin control signals from the simplified
1. WRx, RRx and RPx are common to all pins within the same port. clk
2. The High Voltage Digital Input is not present on PC5.
mon to all ports. All other signals are unique for each pin.
Figure 14-3
Pxn
PVOExn:
PVOVxn:
DIEOExn: Pxn DIGITAL INPUT-ENABLE OVERRIDE ENABLE
DIEOVxn: Pxn DIGITAL INPUT-ENABLE OVERRIDE VALUE
Pxn PORT VALUE OVERRIDE ENABLE
Pxn PORT VALUE OVERRIDE VALUE
summarizes the function of the overriding signals. The pin and port
are not shown in the succeeding tables. The overriding signals are
1
0
DIEOExn
DIEOVxn
(1)(2)
SLEEP
1
0
SYNCHRONIZER
ATmega16HVB/32HVB
D
L
SET
CLR
RRx:
WRx:
RPx:
clk
DIxn:
SLEEP:
PVOExn
PVOVxn
Q
_
Q
I/O
:
D
PINxn
RESET
CLR
READ PORTx REGISTER
WRITE PORTx REGISTER
READ PINx REGISTER
I/O CLOCK
DIGITAL INPUT PIN n ON PORTx
SLEEP CONTROL
Q
PORTxn
Q
_
Q
_
Q
CLR
D
Figure 14-2 on page 63
clk
RRx
RPx
WRx
I/O
DIxn
I/O
and SLEEP are com-
can be
Figure
64