SAK-XC2765X-104F80LAA View Datasheet(PDF) - Infineon Technologies

Part Name

Description

Manufacturer

SAK-XC2765X-104F80LAA

16/32-Bit Single-Chip Microcontroller with 32-Bit Performance XC2000 Family / Base Line

Infineon Technologies 

1

Store R15

via Port B

0F804

New context

0F7E6

Old context

XC27x5X Derivatives

XC2000 Family / Base Line

Detailed Errata Description

1 MOV 0F804h, R15

… ; n≥ 0 other instructions

2 SCXT CP,#0F7E6h

Load R15 via

Port A

2.b

Load new

context

Global register bank

R15

R14

Store old

2.a context

R1

R0

Register File

Figure 1

DPRAM

Context Switch with Pointer Passing in R15

Scenario 2 (CoXXX Instructions)

In this scenario, the problem may occur when one of the CoXXX instructions

CoABS, CoADD*1), CoCMP, CoLOAD*, CoMAC*, CoMAX, CoMIN, CoMUL*,

CoSUB* reads L1 or L2 via the addressing mode [IDXi*2)], [RWm*].

Note: All other CoXXX instructions (CoASHR, CoMOV, CoNEG, CoNOP,

CoRND, CoSHL/R, CoSTORE) and addressing modes are not affected.

1) * stands for all variants of the respective CoXXX instruction

2) * stands for all variants of the [IDXi*], [RWm*] addressing mode

Errata Sheet

25

V1.5, 2013-02

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