NXP Semiconductors OM13541, Руководство пользователя, Страница: 14 / 29

NXP Semiconductors
UM11099
PCAL6534 demonstration board OM13541
UM11099 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2019. All rights reserved.
User manual Rev. 1.0 — 1 August 2019
14 / 29
46,Write,Yes,200,05,FB,FB,FB,FB,Comments: set bit2 to 0 in Ports 0 to 3
46,Write,Yes,200,05,F7,F7,F7,F7,Comments: set bit3 to 0 in Ports 0 to 3
46,Write,Yes,200,05,EF,EF,EF,EF,Comments: set bit4 to 0 in Ports 0 to 3
46,Write,Yes,200,05,DF,DF,DF,DF,Comments: set bit5 to 0 in Ports 0 to 3
46,Write,Yes,200,05,BF,BF,BF,BF,Comments: set bit6 to 0 in Ports 0 to 3
46,Write,Yes,200,05,7F,7F,7F,7F,Comments: set bit7 to 0 in Ports 0 to 3
Sequence:01,02,03,04,05,06,07,08,09,10
=========================================================================
3. After opening the “output shifting pattern on all five ports” text file, the “NXP Fm+
Board GUI” in Expert mode screen is displayed as shown in Figure 8 .
4. Click the ‘Send All’ button; all the valid messages on the screen are sent in the order
of the row number (Msg #). This action is performed once.
Figure 8. Message data in Expert mode to demo “output shifting pattern on all five ports”
6.2 PCAL6534 registers are controlled by Fm+ board GUI
1. Select 34-bit PCAL6534 from I/O Expanders as shown in Figure 9 .