UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 67

• Manufacturer Part Number: UPD78F0890GK(A)-GAJ-AX
• Description: 8BIT MCU, 128K FLASH, 7K RAM, LQFP
• Manufacturer: NEC

Specifications of UPD78F0890GK(A)-GAJ-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 10
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

Note Regardless of the internal memory capacity, the initial values of the internal memory size switching register
FFEAH
FFEBH
FFECH
FFEDH
FFEEH
FFEFH
FFF0H
FFF4H
FFF9H
FFFAH
FFFBH
Address
(IMS) and internal expansion RAM size switching register (IXS) of the 78K0/FE2 is fixed (IMS = CFH, IXS =
0CH). Therefore, set the value corresponding to each as indicated below.
Priority specification flag register 1L
Priority specification flag register 1H
16-bit timer capture/compare register 012
8-bit timer H carrier control register 1
Clock operation mode select register
Internal memory size switching register
Internal expansion RAM size switching register
16-bit timer output control register 03
8-bit timer H mode register 1
Processor clock control register
Special Function Register (SFR) Name
μ
μ
μ
μ
PD78F0887
PD78F0888
PD78F0889
PD78F0890
Tables 3-8. Special Function Register List (6/6)
Flash Memory Version
CHAPTER 3 CPU ARCHITECTURE
User’s Manual U17554EJ4V0UD
Note
Note
PR1
CR012
TMCYC1
OSCCTL
IMS
IXS
TOC03
TMHMD1
PCC
Symbol
PR1L
PR1H
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
CCH
CFH
CCH
CCH
IMS
1 Bit
Manipulatable Bit Unit
√
√
−
√
√
−
−
√
√
√
08H
08H
04H
00H
8 Bits
IXS
√
√
−
√
√
√
√
√
√
√
16 Bits
√
√
−
−
−
−
−
−
−
0000H
Reset
After
CFH
FFH
FFH
0CH
00H
00H
00H
00H
01H
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