Status Polling; Table 6.21 Status Read Mode Return Codes; Table 6.22 Status Polling Output Truth Table - Renesas H8/3847R Series Hardware Manual

Section 6 ROM

Table 6.21 Status Read Mode Return Codes

Pin Name Initial Value
I/O7 0
I/O6 0
I/O5 0
I/O4 0
I/O3 0
I/O2 0
I/O1 0
I/O0 0
6.10.7

Status Polling

1. The I/O7 status polling flag indicates the operating status in auto-program/auto-erase mode.
2. The I/O6 status polling flag indicates a normal or abnormal end in auto-program/auto-erase
mode.

Table 6.22 Status Polling Output Truth Table

I/O7 I/O6
0 0
1 0
1 1
0 1
Rev. 6.00 Aug 04, 2006 page 198 of 680
REJ09B0145-0600
Indications
1: Abnormal end
0: Normal end
1: Command error
0: Otherwise
1: Programming error
0: Otherwise
1: Erasing error
0: Otherwise


1: Over counting of writing or erasing
0: Otherwise
1: Effective address error
0: Otherwise
I/O0 to 5
0
0
0
0
Status
During internal operation
Abnormal end
Normal end
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