Z51F0410 Datasheet, PDF(170/184 Page) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

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Z51F0410 Datasheet, PDF (170/184 Pages) Zilog, Inc. – Z8051 Series 8-Bit Microcontrollers

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Z51F0410

Product Specification

8.4.2.3 EEPROM write mode

Step 1. Enable program mode.

Step 2. Reset page buffer. FEMR: 0100_0001 FECR:0000_0010

Step 3. Select page buffer. FEMR:0100_1001

Step 4. Write data to page buffer.(Address automatically increases by twin.)

Step 5. Set write mode. FEMR:0110_0001

Step 6. Set page address. FEARH:FEARM:FEARL=20âhx_xxxx

Step 7. Set FETCR.

Step 8. Start program. FECR:0000_1011

Step 9. Insert one NOP operation

Step 10. Read FESR until PEVBSY is 1.

Step 11. Repeat step2 to step 8 until all pages are written.

8.4.2.4 EEPROM page erase mode

Step 1. Enable program mode.

Step 2. Reset page buffer. FEMR: 0100_0001 FECR:0000_0010

Step 3. Select page buffer. FEMR:0100_1001

Step 4. Write âh00 to page buffer. (Data value is not important.)

Step 5. Set erase mode. FEMR:0101_0001

Step 6. Set page address. FEARH:FEARM:FEARL=20âhx_xxxx

Step 7. Set FETCR.

Step 8. Start erase. FECR:0000_1011

Step 9. Insert one NOP operation

Step 10. Read FESR until PEVBSY is 1.

Step 11. Repeat step2 to step 8 until all pages are erased.

8.4.2.5 EEPROM bulk erase mode

Step 1. Enable program mode.

Step 2. Reset page buffer. FEMR: 0100_0001 FECR:0000_0010

Step 3. Select page buffer. FEMR:0100_1001

Step 4. Write âh00 to page buffer. (Data value is not important.)

Step 5. Set erase mode. FEMR:0101_0001.

Step 6. Set FETCR

Step 7. Start bulk erase. FECR:0100_1011

Step 8. Insert one NOP operation

Step 9. Read FESR until PEVBSY is 1.

8.4.2.6 Data EEPROM program verify mode

Step 1. Enable program mode.

Step 2. Set program verify mode. FEMR:0110_0011

PS029502-0212

PRELIMINARY

167

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