HD6417034 Datasheet, PDF (426/691 Pages) Renesas Technology Corp – SuperH RISC ENGINE SH7032 AND SH7034

Initialization
(1)
Start receiving
Set the MPIE bit in SCR to 1 (2)
Read the ORER and FER
bits in SSR
FER = 1 or ORER = 1?
Yes
No
Read the RDRF bit in SSR (3)
No
RDRF = 1?
Yes
Read the receive data in RDR
No
Own ID?
Yes
Read the ORER and FER
bits in SSR
FER = 1 or ORER = 1?
Yes
No
Read the RDRF bit in SSR (5)
RDRF = 1?
No
Yes
Read the receive data in RDR
No
Total count received?
(4)
Error handling
Yes
Clear the RE bit in SCR to 0
Reception ends
Figure 13.12 Sample Flowchart for Receiving Multiprocessor Serial Data
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