NEC mPD780344 Series, Руководство пользователя

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CHAPTER 3 CPU ARCHITECTURE
User’s Manual U15798EJ2V0UD
Table 3-3. Special Function Register List (3/3)
Address Special Function Register (SFR) Name Symbol R/W Manipulatable Bit Unit After Reset
1 Bit 8 Bits 16 Bits
FF90H LCD display mode register 3 LCDM3 R/W
√ √
— 00H
FF91H LCD clock control register 3 LCDC3 R/W —
√
— 00H
FF92H Static/dynamic display switching register 3 SDSEL3 R/W —
√
— 00H
FF94H LCD gain adjust register 0 VLCG0 R/W
√ √
— 00H
FFA0H Asynchronous serial interface mode register 0 ASIM0 R/W
√ √
— 00H
FFA1H Asynchronous serial interface status register 0 ASIS0 R —
√
— 00H
FFA2H Baud rate generator control register 0 BRGC0 R/W —
√
— 00H
FFA4H IIC control register 0
Note 1
IICC0 R/W
√ √
— 00H
FFA5H IIC status register 0
Note 1
IICS0 R
√ √
—
FFA6H IIC transfer clock select register 0
Note 1
IICCL0 R/W
√ √
—
FFA7H Slave address register 0
Note 1
SVA0 —
√
—
FFA8H IIC function expansion register 0
Note 1
IICX0
√ √
—
FFAFH Serial operation mode register 3 CSIM3 R/W
√ √
— 00H
FFB0H Serial operation mode register 1 CSIM1 R/W
√ √
— 00H
FFB1H Serial clock select register 1 CSIC1 R/W
√ √
— 10H
FFE0H Interrupt request flag register 0L IF0 IF0L R/W
√ √ √
00H
FFE1H Interrupt request flag register 0H IF0H R/W
√ √
00H
FFE2H Interrupt request flag register 1L IF1L R/W
√ √
— 00H
FFE4H Interrupt mask flag register 0L MK0 MK0L R/W
√ √ √
FFH
FFE5H Interrupt mask flag register 0H MK0H R/W
√ √
FFH
FFE6H Interrupt mask flag register 1L MK1L R/W
√ √
— FFH
FFE8H Priority specification flag register 0L PR0 PR0L R/W
√ √ √
FFH
FFE9H Priority specification flag register 0H PR0H R/W
√ √
FFH
FFEAH Priority specification flag register 1L PR1L R/W
√ √
— FFH
FFF0H Memory size switching register
Note 2
IMS R/W —
√
— CFH
FFF4H Internal expansion RAM size switching register
Note 3
IXS R/W —
√
— 0CH
FFF9H Watchdog timer mode register WDTM R/W
√ √
— 00H
FFFAH Oscillation stabilization time select register OSTS R/W —
√
— 04H
FFFBH Processor clock control register PCC R/W
√ √
— 04H
Notes 1.
µ
PD780344Y, 780354Y Subseries only
2. Although the default value of this register is CFH, set the value corresponding to each product as
indicated below.
µ
PD780343, 780353, 780343Y, 780353Y: 46H
µ
PD780344, 780354, 780344Y, 780354Y: 48H
µ
PD78F0354, 78F0354Y: C8H or value for mask ROM version
3. Although the default value of this register is 0CH, use this register with a setting of 0BH.