UPD753012GC NEC, UPD753012GC Datasheet - Page 72

• Manufacturer Part Number: UPD753012GC
• Description: 4-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

APPENDIX A
72
Program memory
Data memory
CPU
Instruction
execution
time
Pin
connection
Stack
Instruction
Timer
When main system
clock is selected
When subsystem
clock is selected
44
47
48
50-53
57
SBS register
Stack area
Subroutine call
instruction stack
operation
BRA !addr1
CALLA !addr1
MOVT XA, @BCDE
MOVT XA, @BCXA
BR BCDE
BR BCXA
CALL !addr
CALLF !faddr
Parameter
PD75316B, 753017 AND 75P3018 FUNCTION LIST
Standard CPU
0.95, 1.91, 15.3 s
(at 4.19 MHz operation)
122 s (32.768 kHz operation)
P12/INT2
P21
P22/PCL
P30-P33
IC
None
000H-0FFH
2-byte stack
Unavailable
3 machine cycles
2 machine cycles
3 channels
• Basic interval timer:
• 8-bit timer/event counter:
• Watch timer: 1 channel
1 channel
1 channel
(16256
0000H-3F7FH
Mask ROM
PD75316B
8 bits)
75XL CPU
• 0.95, 1.91, 3.81, 15.3 s (at 4.19 MHz operation)
P12/INT2/TI1/TI2
P21/PTO1
P22/PCL/PTO2
SBS.3 = 1: Mk I mode selection
SBS.3 = 0: Mk II mode selection
n00H-nFFH (n = 0-3)
Mk I mode: 2-byte stack
Mk II mode: 3-byte stack
Mk I mode: unavailable
Mk II mode: available
Available
Mk I mode: 3 machine cycles, Mk II mode: 4 machine cycles
Mk I mode: 2 machine cycles, Mk II mode: 3 machine cycles
5 channels
• Basic interval timer/watchdog timer: 1 channel
• 8-bit timer/event counter: 3 channels
• Watch timer: 1 channel
• 0.67, 1.33, 2.67, 10.7 s (at 6.0 MHz operation)
(can be used as 16-bit timer/event counter, carrier generator,
or timer with gate)
(24576
(1024
0000H-5FFFH
000H-3FFH
Mask ROM
PD753017
4 bits)
8 bits)
PD753012, 753016, 753017
P30/MD0-P33/MD3
V
PP
One-time PROM
(32768
0000H-7FFFH
PD75P3018
8 bits)