TINY88-15MZ Atmel, TINY88-15MZ Datasheet - Page 192

• Manufacturer Part Number: TINY88-15MZ
• Description: MCU AVR 8KB FLASH 12MHZ 32-QFN
• Manufacturer: Atmel
• Series: AVR® ATtinyr

Specifications of TINY88-15MZ

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, WDT
• Number Of I /o: 28
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

20.2
192
Fuse Bits
ATtiny88 Automotive
The ATtiny88 has three Fuse bytes.
all the fuses and how they are mapped into the Fuse bytes. Note that the fuses are read as logi-
cal zero, “0”, if they are programmed.
Table 20-3.
Notes:
Table 20-4.
Notes:
Fuse Extended Byte
–
–
–
–
–
–
–
SELFPRGEN
Fuse High Byte
RSTDISBL
DWEN
SPIEN
WDTON
EESAVE
BODLEVEL2
BODLEVEL1
BODLEVEL0
(2)
(3)
1. Enables SPM instruction. See
1. See
2. Programming this fuse bit will change the functionality of the RESET pin and render further
3. The SPIEN Fuse is not accessible in serial programming mode.
4. See
5. See
(4)
(1) (2)
programming via the serial interface impossible. The fuse bit can be unprogrammed using the
parallel programming algorithm (see
(5)
(5)
(5)
(1)
Fuse Extended Byte
Fuse High Byte
“Alternate Functions of Port C” on page 68
“WDTCSR – Watchdog Timer Control Register” on page 45
Table 21-5 on page 212
Bit No
Bit No
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
Description
External Reset Disable
debugWIRE Enable
Enable Serial Program and Data
Downloading
Watchdog Timer Always On
EEPROM memory preserved
through chip erase
Brown-out Detector trigger level
Brown-out Detector trigger level
Brown-out Detector trigger level
Table 20-3
for BODLEVEL Fuse decoding.
Description
–
–
–
–
–
–
–
Self Programming Enable
“Self-Programming the Flash” on page
page
–
196).
Table 20-5
for description of RSTDISBL Fuse.
describe briefly the functionality of
Default Value
1
1
1
1
1
1
1
1 (unprogrammed)
Default Value
1 (unprogrammed)
1 (unprogrammed)
0 (programmed)
(SPI programming enabled)
1 (unprogrammed)
1 (unprogrammed)
(EEPROM not preserved)
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
for details.
184.
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