JSR EAPI_EraseSector     ;$xxx3. Erase 8x8K LOROM(80) or HIROM(E0) chip
                    bcs ERROR_FLASHING       ;error in erase

delayer             LDX #$00
                    LDY #$00
paus1               LDA $D012
                    BNE paus1
                    dex
                    bne paus1
                    iny
                    cpy #$03
                    bne paus1

                    LDA #BANK_TO_FLASH       ;Prepare
                    JSR EAPI_SetBank         ;$xxx6. Bank for next R/W access