ST72F264G2B6 STMicroelectronics, ST72F264G2B6 Datasheet - Page 203

• 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

– For devices which have pins with fixed sensitivity the option IT_DEFAULT has to be used.
– For ST72F264, PortC can be configured as EI0 or EI1 using option bytes. For this the con-
Table 152. ITC_DisableInterrupt
Caution: You must refer to the datasheet of the device while selecting the interrupt Pin. If you
Table 153. ITC_Revert_Sensitivity
Note: This function is for ST72F21, ST72325 and ST7232A devices.
Function Name
Function Prototype
Behaviour Description
Input Parameter 1
Input Parameter 2
Required Preconditions
Functions called
Postconditions
See also
Function Name
Function Prototype
Behaviour Description
Input Parameters
Output Parameters
Required Preconditions
Functions called
Postconditions
See also
Any other option used also has no effect and the default value is only configured.
stant EXTIT_VALUE in the device_hr.h file has to be changed as 0 or 1 to configure PortC
as EI0 or EI1 respectively.
select a wrong interrupt pin then the specified interrupt will not be disabled.
1) This function is available only in ST72F62 & ST72F63B
ITC_DisableInterrupt
Void ITC_DisableInterrupt(ITC_Port Portx, unsigned
char Pin)
Disables the interrupts at the specified Port & Pin.
IT_Portx
x = A, B,C
Pin
This value must be between 0 to 7
None
The external interrupt will be disabled and alternate func-
tion in the pin can be enabled.
ITC_ConfigureInterrupt
ITC_Revert_Sensitivity
Void ITC_Revert_Sensitivity (ITC_IT IT)
Reverts the sensitivity of the EI0 or EI2 interrupt depend-
ing upon the input parameter (See table below).
IT_EI0
Reverts the sensitivity of External interrupt0
IT_EI2
Reverts the sensitivity of External interrupt2
None
None
None
None
None
The Port Pin must be configured in Input Interrupt mode.
1)
Function Descriptions
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