Atmel ATSTK500 500 Starter kit and development system. ATSTK500 ATSTK500 Hoja De Datos

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28 
AVR068 
2591C-AVR-06/06 
5.7 Parameters 
The following parameters can be read and/or written by the CMD_GET_PARAM and 
CMD_SET_PARAM commands: 
Table 5-73. Available parameters 
Value Meaning 
R/W 
PARAM_BUILD_NUMBER_LOW 
Firmware build number, high byte 
PARAM_BUILD_NUMBER_HIGH 
Firmware build number, low byte 
PARAM_HW_VER Hardware 
version 
PARAM_SW_MAJOR 
Firmware version number, major byte 
PARAM_SW_MINOR 
Firmware version number, minor byte 
PARAM_VTARGET Target 
Voltage 
RW 
PARAM_VADJUST 
Adjustable (AREF) voltage 
RW 
PARAM_OSC_PSCALE Oscillator 
timer prescaler value 
RW 
PARAM_OSC_CMATCH 
Oscillator timer compare match value 
RW 
PARAM_SCK_DURATION 
ISP SCK duration 
RW 
PARAM_TOPCARD_DETECT 
Top card detect 
PARAM_STATUS 
Returns status register 
PARAM_DATA 
DATA pins values used in HVPP mode 
PARAM_RESET_POLARITY 
Active low or active high RESET handling 
PARAM_CONTROLLER_INIT Controller initialization 
RW 
5.7.1 PARAM_BUILD_NUMBER_LOW 
The PARAM_BUILD_NUMBER_LOW and PARAM_BUILD_NUMBER_HIGH together 
return a number that is incremented for each build of the firmware. Mainly for ATMEL 
internal use. 
5.7.2 PARAM_BUILD_NUMBER_HIGH 
5.7.3 PARAM_HW_VER 
Returns a hardware revision number.  
5.7.4 PARAM_SW_MAJOR 
The PARAM_SW_MAJOR and PARAM_SW_MINOR returns the firmware version. 
5.7.5 PARAM_SW_MINOR