YW80C186XL25 View Datasheet(PDF) - InnovASIC, Inc

Part Name

Description

Manufacturer

YW80C186XL25

16-Bit Microcontroller

InnovASIC, Inc 

IA186XL/IA188XL

16-Bit Microcontrollers

Data Sheet

July 6, 2011

Errata No. 9

Problem:

Non-maskable interrupt (NMI) can be pre-empted by maskable interrupt.

Description: When instruction execution unit is in Decode state for 2 or more consecutive

cycles and an NMI is recognized, it could be pre-empted by a maskable interrupt.

Workaround: None.

Errata No. 10

Problem:

DMA can hang.

Description: DMA to a region of memory using destination synchronization and a chip select

with extra wait states can hang.

Workaround: Do not use wait states and destination synchronization together.

Errata No. 11

Problem:

MOVS/POP/PUSH instructions interrupted by DMA can corrupt data.

Description: MOVS/POP/PUSH instructions interrupted by both a DMA transaction and an

instruction fetch bus cycle can corrupt data. This affects the IA186XL only.

Workaround: None.

Errata No. 12

Problem:

MOVS/POP/PUSH instructions interrupted by DMA can corrupt data.

Description: MOVS/PUSH/POP instructions with 16-bit, non-aligned destination address

interrupted by DMA can corrupt data. This affects the IA186XL only.

Workaround: None.

®

IA211080711-09

UNCONTROLLED WHEN PRINTED OR COPIED

Page 73 of 75

http://www.Innovasic.com

Customer Support:

1-888-824-4184

Share Link: