UPD753012GC NEC, UPD753012GC Datasheet - Page 40
UPD753012GC
Manufacturer Part Number
UPD753012GC
Description
4-BIT SINGLE-CHIP MICROCONTROLLER
Manufacturer
NEC
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Program counter (PC)
PSW
Stack pointer (SP)
Stack bank select register (SBS)
Data memory (RAM)
General-purpose register (X, A, H, L, D, E, B, C)
Bank select register (MBS, RBS)
Basic interval/
watchdog
timer
Timer/event
counter (T0)
Timer/event
counter (T1)
Timer/event
counter (T2)
Watch timer
Carry flag (CY)
Skip flag (SK0-SK2)
Interrupt status flag (IST0)
Bank enable flag (MBE, RBE)
Counter (BT)
Mode register (BTM)
Watchdog timer enable flag (WDTM)
Counter (T0)
Modulo register (TMOD0)
Mode register (TM0)
TOE0, TOUT F/F
Counter (T1)
Modulo register (TMOD1)
Mode register (TM1)
TOE1, TOUT F/F
Counter (T2)
Modulo register (TMOD2)
High level period setting modulo
register (TMOD2H)
Mode register (TM2)
TOE2, TOUT F/F
REMC, NRZ, NRZB
TGCE
Mode register (WM)
Hardware
Table 9-1. Status of Each Device After Reset (1/2)
PD753012,
PD753017
753016
Sets the low-order 6 bits of
program memory’s address
0000H to the PC13-PC8 and the
contents of address 0001H to
the PC7-PC0.
Sets the low-order 7 bits of
program memory’s address
0000H to the PC14-PC8 and the
contents of address 0001H to
the PC7-PC0.
the RBE and bit 7 to the MBE.
memory’s address 0000H to
RESET Signal Generation
Sets the bit 6 of program
in Standby Mode
Undefined
Undefined
1000B
0, 0, 0
Held
Held
Held
FFH
FFH
FFH
FFH
0, 0
0, 0
0, 0
0, 0
0
0
0
0
0
0
0
0
0
0
0
0
PD753012, 753016, 753017
Sets the low-order 6 bits of
program memory’s address
0000H to the PC13-PC8 and the
contents of address 0001H to
the PC7-PC0.
Sets the low-order 7 bits of
program memory’s address
0000H to the PC14-PC8 and the
contents of address 0001H to
the PC7-PC0.
the RBE and bit 7 to the MBE.
memory’s address 0000H to
RESET Signal Generation
Sets the bit 6 of program
in Operation
Undefined
Undefined
Undefined
Undefined
Undefined
1000B
0, 0, 0
FFH
FFH
FFH
FFH
0, 0
0, 0
0, 0
0, 0
0
0
0
0
0
0
0
0
0
0
0
0
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