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PXAG49KBBD Datasheet(PDF) 17 Page - NXP Semiconductors |
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PXAG49KBBD Datasheet(HTML) 17 Page - NXP Semiconductors |
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17 / 42 page  Philips Semiconductors Preliminary data XA-G49 XA 16-bit microcontroller family 64K Flash/2K RAM, watchdog, 2 UARTs 2001 Jun 27 17 API CALL PARAMETER READ DEVICE ID # 1 Input Parameters: R0H = 00h R6H = 00h R6L = 01h (device ID # 1) Return Parameter R4L = value of byte read READ DEVICE ID # 2 Input Parameters: R0H = 00h R6H = 00h R6L = 02h (device ID # 2) Return Parameter R4L = value of byte read READ SECURITY BITS Input Parameters: R0H = 07h R6H = 00h R6L = 00h (security bits) Return Parameter R4L = value of byte read R4L[3:1] = sb3, sb2, sb1 READ STATUS BYTE Input Parameters: R0H = 07h R6H = 00h R6L = 01h (status byte) Return Parameter R4L = value of BPC[15:8] READ BPC Input Parameters: R0H = 07h R6H = 00h R6L = 02h (boot vector) Return Parameter R4L = value of byte read (high byte of Boot PC) PROGRAM ALL ZERO Input Parameters: R0H = 90h R6H = block number in bits 7:5, bits 4:0 = ‘0’ block 0 : r6h = 00h block 1 : r6h = 20h block 2 : r6h = 40h block 3 : r6h = 80h block 4 : r6h = C0h R6L = 00h Return Parameters: R4L = 00 if pass, non–zero if fail ERASE CHIP Input Parameters: R0H = 91h R4L = 55h (after chip erase, return to caller) = AAh (after chip erase, reset chip) = others: error Return Parameters: R4L = 00 if pass, non–zero if fail PROGRAM SPECIAL CELL Input Parameters: R0H = 94h R6 = special cell address 0000h: program BPSW[7:0] 0001h: program BPSW[15:8] 0002h: program BPC[7:0] 0003h: program BPC[15:8] 0004h: program status byte 000Ah: program security bit #1 000Ch: program security bit #2 000Eh: program security bit #3 R4L = byte value to program Return Parameters: R4L = 00 if pass, non–zero if fail NOTE: Only two bits of these Special Cells may be programmed at one time. |
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