ST72F521AR9TC STMicroelectronics, ST72F521AR9TC Datasheet - Page 52
ST72F521AR9TC
Manufacturer Part Number
ST72F521AR9TC
Description
IC MCU 8BIT 60K FLASH 64-TQFP
Manufacturer
STMicroelectronics
Series
ST7r
Datasheet
1.ST72F521M9T6.pdf
(215 pages)
Specifications of ST72F521AR9TC
Core Processor
ST7
Core Size
8-Bit
Speed
8MHz
Connectivity
CAN, I²C, SCI, SPI
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
48
Program Memory Size
60KB (60K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
3.8 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
64-TQFP, 64-VQFP
For Use With
497-6453 - BOARD EVAL BASED ON ST7LNBX
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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ST72F521, ST72521B
I/O PORTS (Cont’d)
Table 12. I/O Port Register Map and Reset Values
Related Documentation
AN 970: SPI Communication between ST7 and
EEPROM
52/215
Address
of all I/O port registers
(Hex.)
000Ah
000Bh
000Ch
000Dh
000Eh
0000h
0001h
0002h
0003h
0004h
0005h
0006h
0007h
0008h
0009h
000Fh
0010h
0011h
0012h
0013h
0014h
0015h
0016h
0017h
Reset Value
PADR
PADDR
PAOR
PBDR
PBDDR
PBOR
PCDR
PCDDR
PCOR
PDDR
PDDDR
PDOR
PEDR
PEDDR
PEOR
PFDR
PFDDR
PFOR
PGDR
PGDDR
PGOR
PHDR
PHDDR
PHOR
Register
Label
MSB
MSB
MSB
MSB
MSB
MSB
MSB
MSB
7
0
6
0
5
0
AN1045: S/W implementation of I2C bus master
AN1048: Software LCD driver
4
0
3
0
2
0
1
0
LSB
LSB
LSB
LSB
LSB
LSB
LSB
LSB
0
0
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