Graphical User Interface description
UM2119
4/23
DocID029822 Rev 1
1
Graphical User Interface description
The STSW-L9907-H GUI includes the fields highlighted in
:
Figure 1. STSW-L9907-H Graphical User Interface (GUI) for EVAL-L9907-H
1.
Com Port Setup
: this menu allows to set the COM port
2.
SDI
: this menu allows to select and to configure each device register. It is possible to
program all the bits of each register.
3.
SDO
: the value of each register is copied in the field of this menu. This portion of the
GUI allows to monitor the device status.
4.
SPI Send/Receive
: in this portion of the GUI it is possible:
a)
To end an SPI commands or configuration as programmed in the SDI menu (see
#2) by pressing the “
SEND
” button.
b)
To send a single SPI command manually written in the MOSI field (HEX format). In
the same time it is available to read the register value in the MISO filed.
c)
SPI functionality
: the LEDs, SPI SEND OK and SPI RECEIVE OK provide a
visual feedback about the SPI communication status (if the LEDs are on means
communication is working properly).
5.
PWM signals
: the Frequency and the Duty cycle of the each PWM signals are
programmed in this frame. The "
START
" button enables the PWM signal generators
(PWM signals: L1, L2, L3, H1, H2 and H3), whereas “
STOP
” button stops the the PWM
