73S1209F-44IM/F Maxim Integrated Products, 73S1209F-44IM/F Datasheet - Page 62

• Manufacturer Part Number: 73S1209F-44IM/F
• Description: IC SMART CARD READER 44-QFN
• Manufacturer: Maxim Integrated Products

Specifications of 73S1209F-44IM/F

• Core Processor: 80515
• Core Size: 8-Bit
• Speed: 24MHz
• Connectivity: I²C, SmartCard, UART/USART
• Peripherals: LED, POR, WDT
• Number Of I /o: 9
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

73S12xxF Software User Guide
SFR_Write()
62
Synopsis
Parameters
Return Codes SFR_OK
Purpose
Synopsis
Parameters
Return Codes SFR_OK
To set specific bits of the SFR, OR them with ‘1’s. To clear specific bits of the SFR AND them with ‘0’s.
SFR_RC SFR_Read ( IN char cSFRAddr, OUT char *pcSFRValue );
cSFRAddr: Input parameter
Specifies the address of the Special Function Register to be read.
pcSFRValue: Output parameter
Specifies the value read from the specified Special Function Register.
SFR_INVALID Invalid SFR referenced.
Write to the specified Special Function Register.
SFR_RC SFR_Write ( IN char cSFRAddr, IN char cSFR, IN char cSFROperation );
cSFRAddr: Input parameter
Specifies the address of the Special Function Register to be written.
cSFR: Input parameter
Specifies the value to use to either set, clear or assign bits of the Special Function
Register specified.
cSFROperation: Input parameter
Specifies the operation to perform on the Special Function Register with the value
supplied. Possible values are:
SFR_INVALID Invalid or forbidden SFR referenced.
ASSIGN_SFR 0
AND_SFR
OR_SFR
Successful read from the SFR.
Successful write to the SFR.
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UG_12xxF_016
Rev. 1.50