UPD70208HGF-12-3B9 NEC [NEC], UPD70208HGF-12-3B9 Datasheet - Page 13

• Manufacturer Part Number: UPD70208HGF-12-3B9
• Description: V40HLTM, V50HLTM 16/8, 16-BIT MICROPROCESSOR
• Manufacturer: NEC [NEC]

1.
2.
3.
4.
5.
6.
7. WCU (WAIT CONTROL UNIT) ................................................................................................................
8.
9.
10. SCU (SERIAL CONTROL UNIT) ..........................................................................................................
11. ICU (INTERRUPT CONTROL UNIT) ....................................................................................................
12. DMAU (DMA CONTROL UNIT) ............................................................................................................
13. STANDBY FUNCTIONS ........................................................................................................................
14. RESET OPERATION .............................................................................................................................
15. INSTRUCTION SET ...............................................................................................................................
PIN FUNCTIONS ...................................................................................................................................
1.1
1.2
MEMORY AND I/O CONFIGURATION ................................................................................................
2.1
2.2
CPU ........................................................................................................................................................
CG (CLOCK GENERATOR) .................................................................................................................
BIU (BUS INTERFACE UNIT) ..............................................................................................................
BAU (BUS ARBITRATION UNIT) ........................................................................................................
7.1
7.2
REFU (REFRESH CONTROL UNIT) ....................................................................................................
8.1
8.2
TCU (TIMER/COUNTER UNIT) ............................................................................................................
9.1
9.2
10.1 FEATURES ...................................................................................................................................................
10.2 SCU INTERNAL BLOCK DIAGRAM ...........................................................................................................
11.1 FEATURES ...................................................................................................................................................
11.2 ICU INTERNAL BLOCK DIAGRAM ............................................................................................................
12.1 FEATURES ...................................................................................................................................................
12.2 DMAU INTERNAL BLOCK DIAGRAM .......................................................................................................
LIST OF PIN FUNCTIONS ...........................................................................................................................
PROCESSING OF UNUSED PINS ..............................................................................................................
MEMORY SPACE .........................................................................................................................................
I/O SPACE ....................................................................................................................................................
FEATURES ...................................................................................................................................................
RELATION BETWEEN WCU AND READY PIN ........................................................................................
FEATURES ...................................................................................................................................................
REFRESH OPERATIONS ............................................................................................................................
FEATURES ...................................................................................................................................................
TCU INTERNAL BLOCK DIAGRAM ...........................................................................................................
Data Sheet U13225EJ4V0DS00
CONTENTS
PD70208H, 70216H
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