73S1209F-44IM/F Maxim Integrated Products, 73S1209F-44IM/F Datasheet - Page 71

• 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
4.2.19 Other Miscellaneous API Calls – Available with all 73S12xxF Devices
Several API calls are provided to help with initializing or re-initializing all the registers, interrupts and
events. As a general guideline, API_Init() should always be called at the beginning of the application
main routine. The miscellaneous APIs include:
•
•
API_Init()
Soft_Reset ()
Rev. 1.50
API_Init()
Soft_Reset ()
Purpose
Synopsis
Parameters
Return Codes None.
Purpose
Synopsis
Parameters
Return Codes None.
(page 71)
(page 71)
Enable TIMER0 and TIMER1 interrupts, clear all pending USB interrupts, set the
CPU to run at 3.69 MHz. Always call this routine at the beginning of an embedded
application.
void API_Init ( void );
None.
Initialize all 73S12xxF specific internal and external SFRs to their hardware power-on
defaults.
void Soft_Reset ( void );
None.
Initialize Smart Card SFRs to hard reset default values.
Initialize USB SFRs to hard reset default values.
Initialize most 80515 SFRs.
73S12xxF Software User Guide
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