TD-BD-SDCMPTestC User
’
s Manual
58
Rev.1.01
The operation flow when Run is executed in this tab is shown below.
SD
Initialize
Card Check
VDD Setting
SD
Write
1
2
3
4
5
6
SD
Read
Finish
SMA Pulse
Output
7
First only one write operation is performed. Afterwards, as many read operations as defined in
the Loop Count are repeated. It can be observed the card output signal when SD Read is
executed with the oscilloscope. Since the pulse is output from SMA before SD Read is
executed, the output signal of the card can be observed by observing the DATA signal after the
pulse is detected.
step
operation
description
1
SD Initialize
SD initialization is executed by default setting.
2
Card Check
It is checked whether insertion or remove of the SD card and
support information on the card is confirmed.
3
SD Write
Writing to SD Card is executed using specified address, size of
the block, and data pattern.
4
VDD Setting
The voltage value of specified VDD is set.
5
SMA Pulse Output The pulse is output from SMA.
6
SD Read
Read from SD Card is executed using specified address and
size of the block.
