NEC 78014Y Series, User Manual

Page: 110 / 547

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CHAPTER 5 CPU ARCHITECTURE
110
Table 5-5. Special Function Register List (2/2)
Notes 1. The external access area cannot be accessed in SFR addressing. Access the area with the direct
addressing.
2. The value when reset depends on products.
µ
PD78011B, 78011BY: 42H,
µ
PD78012B, 78012BY: 44H,
µ
PD78013, 78013Y: C6H,
µ
PD78014, 78014Y, 78P014, 78P014Y: C8H
If using the mask ROM version, do not set any value other than that when reset to IMS.
Address Special Function Register (SFR) Name Symbol R/W Manipulatable When
Bit Unit Reset
1 Bit 8 Bits 16 Bits
FF60H Serial operating mode register 0 CSIM0 R/W — 00H
FF61H Serial bus interface control register SBIC —
FF62H Slave address register SVA — — Undefined
FF63H Interrupt timing specify register SINT — 00H
FF68H Serial operating mode register 1 CSIM1 —
FF69H Automatic data transmit/receive control register ADTC —
FF6AH Automatic data transmit/receive address pointer ADTP — —
FF80H A/D converter mode register ADM — 01H
FF84H A/D converter input select register ADIS — — 00H
FFD0H External access area
Note 1
— Undefined
to
FFDFH
FFE0H Interrupt request flag register 0L IF0 IF0L 00H
FFE1H Interrupt request flag register 0H IF0H
FFE4H Interrupt mask flag register 0L MK0 MK0L FFH
FFE5H Interrupt mask flag register 0H MK0H
FFE8H Priority specify flag register 0L PR0 PR0L
FFE9H Priority specify flag register 0H PR0H
FFECH External interrupt mode register INTM0 — — 00H
FFF0H Internal memory size switching register IMS W — — Note 2
FFF6H Key return mode register KRM R/W — 02H
FFF7H Pull-up resistor option register PUO — 00H
FFF8H Memory expansion mode register MM — 10H
FFF9H Watchdog timer mode register WDTM — 00H
FFFAH Oscillation stabilization time select register OSTS — — 04H
FFFBH Processor clock control register PCC —