73S1209F-44IM/F Maxim Integrated Products, 73S1209F-44IM/F Datasheet - Page 65

• 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

UG_12xxF_016
memcmp_rx ()
memcmp_xx ()
memset_x ()
Rev. 1.50
Purpose
Synopsis
Parameters
Return Codes 0 if the compare is successful (data matched).
Purpose
Synopsis
Parameters
Return Codes 0 if the compare is successful (data matched).
Purpose
Synopsis
Parameters
Return Codes None.
Memory management – use to compare the contents of an XRAM location and a
ROM location.
Signed char memcmp_rx (
dst: Input parameter
Specifies the starting address of the ROM data to be compared.
src: Input parameter
Specifies the starting address of the XRAM data to compare to.
len: Input parameter
Specifies the length (in bytes) of data to compare.
Non zero if the source and destination data do not match.
Memory management – use to compare the contents of an XRAM location and
another XRAM location.
Signed char memcmp_xx (
dst: Input parameter
Specifies the starting address of the the first XRAM location to be compared.
src: Input parameter
Specifies the starting address of the the XRAM location to compare to.
len: Input parameter
Specifies the length (in bytes) of data to compare.
Non zero if the source and destination data do not match.
Memory management – use to fill the contents of XRAM with a specified value.
void memset_x (
dst: Input parameter
Specifies the starting address of the XRAM locations to fill.
src: Input parameter
Specifies the value to fill the XRAM with.
len: Input parameter
Specifies the number of bytes to fill with the specified data.
Unsigned char code *dst,
Unsigned char xdata *src,
Unsigned integer len );
Unsigned char xdata *dst,
Unsigned char xdata *src,
Unsigned integer len );
Unsigned char xdata *dst,
Unsigned char s,
Unsigned integer len );
73S12xxF Software User Guide
65