Renesas MN4 Spécifications télécharger pdf (Page 13)

V850E2/MN4 CSIH Control

R01AN0924EJ0100 Rev.1.00 Page 13 of 40

Feb 10, 2012

4.1.4 Master Dual-Buffer Transmit-Only Mode

Master dual-buffer transmit-only mode is started by setting the CSIHnMCTL2.CSIHnBTST bit to 1.

Start

Initialize CSIHn

Write transmit data to

CSIHnTX0W register

Start transmission

Set BTST bit to 1

Have CSIHnTIC

interrupt occurred?

End

Remark 1. The broken lines indicate hardware processing

YES

Have all data been

written?

YES

Set user transmit end flag

Figure 4.4 Flowchart of Master Dual-Buffer Transmit-Only Mode

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 42 43

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Renesas MN4 Spécifications Page 13