ST72C334N2T6 STMicroelectronics, ST72C334N2T6 Datasheet - Page 46

• Manufacturer Part Number: ST72C334N2T6
• Description: Microcontrollers (MCU) Flash 8K SPI/SCI
• Manufacturer: STMicroelectronics

Specifications of ST72C334N2T6

• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 8 KB
• Data Ram Size: 384 B
• Interface Type: SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 16 bit
• Operating Supply Voltage: 3.2 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: TQFP-64
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / Rohs Status: In Transition

ST72334J/N, ST72314J/N, ST72124J
I/O PORTS (Cont’d)
Table 10. I/O Port Register Map and Reset Values
Notes:
1) The bits corresponding to unavailable pins are forced to 1 by hardware, this affects the reset status value.
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Address
of all IO port registers
(Hex.)
000Ah
000Ch
000Dh
000Eh
0000h
0001h
0002h
0004h
0005h
0006h
0008h
0009h
0010h
0011h
0012h
0014h
0015h
0016h
Reset Value
PADR
PADDR
PAOR
PCDR
PCDDR
PCOR
PBDR
PBDDR
PBOR
PEDR
PEDDR
PEOR
PDDR
PDDDR
PDOR
PFDR
PFDDR
PFOR
Register
Label
1)
1)
1)
1)
MSB
MSB
MSB
MSB
MSB
MSB
7
0
6
0
5
0
4
0
3
0
2
0
1
0
LSB
LSB
LSB
LSB
LSB
LSB
0
0