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32186 Datasheet(PDF) 182 Page - Renesas Technology Corp |
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32186 Datasheet(HTML) 182 Page - Renesas Technology Corp |
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182 / 1032 page  6 INTERNAL MEMORY 6-40 32185/32186 Group Hardware Manual Rev.1.10 REJ09B0235-0110 May 15, 07 6.6 Programming Internal Flash Memory (5) Clear Status Register command The Clear Status Register command clears the Flash Status Register (FSTAT) ERASE (erase status), and WRERR (write status) bits to "0." Write the command data (H’5050) to any address of the internal flash memory, and Flash Status Register is thereby initialized. Also, issue the Clear Status Register command, and Flash Status Register 3 (FCNT3) is initialized. If an error occurs when programming or erasing the flash memory and the Flash Status Register (FSTAT) ERASE (erase status) or WRERR (write status) bit is set to "1," the next programming or erase operation cannot be executed unless each status bit is cleared to "0." START Write the Clear Status Register command (H'5050) to any address of the internal flash memory END Figure 6.6.12 Clear Status Register |
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