Renesas MN4 Specifikace stáhnout pdf (Strana 3)

V850E2/MN4 CSIH Control

R01AN0924EJ0100 Rev.1.00 Page 3 of 40

Feb 10, 2012

The main points in slave dual-buffer receive-only mode are illustrated below.

Receive status interrupt

processing

Receive status interrupt

Interrupt

End of processing

Main loop

processing

Start of transmission

End of

transmission

Yes

The receive data is stored in the user

receive array and then set the user

receive end flag is set to 1.

: Flow of processing

: Interrupt

Communication error

interrupt

Interrupt

The communicatin is stopped, the

SFR error flag is cleared, and then,

the CSIHn is reset.

Communication error

interrupt processing

Figure 1.2 Slave Dual-Buffer Receive-Only Mode

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Renesas MN4 Specifikace Strana 3