UM0224 datasheet(28/34 Pages) STMICROELECTRONICS

28 / 34 page

Running the demonstrations

STR75x demonstration software

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Press "SEL" when the test is passed else press "LEFT".

●

OSC32K Test: Test if Oscillator 32K is ready or not.

Press "SEL" to display whether the current test is passed or failed.

●

OSC4M Test: Test if Oscillator 4M is ready or not.

Press "SEL" to display whether the current test is passed or failed.

●

SMI Flash Test: Test Access to SMI flash.

Press "SEL" to display whether the current test is passed or failed.

●

UART0 UART1 Test: Testing a transmission and reception between UART0 and

UART1. For this test you have to connect a null-modem female/female RS232 cable

between the two DB9 connectors on the evaluation board (CN4-CN8).

Once the test is finished, a message is displayed indicating whether the UART test is

passed or failed.

The following message is displayed on the LCD:

●

UART1 UART2 Test: Testing a transmission and reception between UART1 and

UART2. For this test you have to connect a null-modem female/female RS232 cable

between the two DB9 connectors on the evaluation board (CN8-CN10).

Once the test is finished, a message is displayed indicating whether the UART test is

passed or failed.

Press ^SEL^

OSC32K Test

Press ^SEL^

OSC4M Test

Press ^SEL^

SMI Flash Test

Press ^SEL^

UART0 UART1 Test

UM0224 Datasheet(PDF) 28 Page - STMicroelectronics