ST72F264G2B6 STMicroelectronics, ST72F264G2B6 Datasheet - Page 222

• Manufacturer Part Number: ST72F264G2B6
• Description: MCU 8-BIT 8K FLASH 32-SDIP
• Manufacturer: STMicroelectronics
• Series: ST7r

Specifications of ST72F264G2B6

• Mfg Application Notes: ST7 Checksum Capability, AN1070 App Note
• Core Processor: ST7
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-SDIP (0.400", 10.16mm)
• Processor Series: ST72F2x
• Core: ST7
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SCI, SPI
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 22
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• Development Tools By Supplier: ST7F264-IND/USB, ST72F34X-SK/RAIS, ST7MDT10-DVP3, ST7MDT10-EMU3, STX-RLINK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 6 Channel
• For Use With: 497-6423 - BOARD EVAL BASED ON ST72264G1497-5046 - KIT TOOL FOR ST7/UPSD/STR7 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 497-5570

Function Descriptions
Table 168. IO_Read
Note: When the IO port is in input configuration and associated alternate function is enabled
Table 169. IO_ByteWrite
Caution: When you write data in a port register in this function, the previous data in the port
222/235
Function Name
Function Prototype
Behaviour Description
Input Parameters
Output Parameters
Required Preconditions
Functions called
Postconditions
See also
Function Name
Function Prototype
Behaviour Description
Input Parameter 1
Input Parameter 2
Output Parameters
Required Preconditions
Functions called
Postconditions
See also
as an output, reading the port (DR) register will read the alternate function output status.
is modified.
IO_Read
Unsigned char IO_Read (IO_Port Read_Val)
Reads the port and returns the value.
Selects the port name.
IO_PORT_U
U = A,B,... The port name has to selected with reference
to the datasheet.
Unsigned char Port_Data
Returns the data in the port register.
None
None
None
None
IO_ByteWrite
Void IO_ByteWrite (IO_Port Port_Val4,unsigned char
IO_ByteData)
Writes data byte into port register.
Selects the port name.
IO_PORT_X
X= A,B,... The port name has to selected with reference to
the datasheet.
IO_ByteData
Data byte to be written into port register
None
If you want to write data in output mode, IO_Output must
have been called.
None
None
None