LM8322EVALKIT National Semiconductor, LM8322EVALKIT Datasheet - Page 12

• Manufacturer Part Number: LM8322EVALKIT
• Description: BOARD EVALUATION LM8322
• Manufacturer: National Semiconductor

Specifications of LM8322EVALKIT

• Main Purpose: Interface, Special Purpose
• Embedded: No
• Utilized Ic / Part: LM8322
• Primary Attributes: Mobile I/O Companion with Key-Scan, I/O Expansion, PWM, Access.bus Host
• Secondary Attributes: Board has MCU for USB to PC GUI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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After sending the WRITE_CFG command, the host must send
a series of commands to configure the LM8322, as shown in
Figure 5 (see left hand side).
This Flow - diagram illustrates also the basic host communi-
cation steps which the host must execute upon an IRQ re-
FIGURE 5. Host-Side LM8322 Initialization
12
quest received from the LM8322 during operation. Such
requests will be made from the LM8322 as a result of key
pressed events, the detection of an error, the termination of
a PWM cycle and others.
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