NEC uPD75P3116 Manuale Utente
µ
PD75P3116
54
Data Sheet U11369EJ3V0DS
APPENDIX A. LIST OF
µ
PD75308B, 753108, AND 75P3116 FUNCTIONS
Parameter
µ
PD75308B
µ
PD753108
µ
PD75P3116
Program memory
Mask ROM
Mask ROM
One-time PROM
0000H to 1F7FH
0000H to 1FFFH
0000H to 3FFFH
(8064
×
8 bits)
(8192
×
8 bits)
(16384
×
8 bits)
Data memory
000H to 1FFH
(512
(512
×
4 bits)
CPU
75X Standard
75XL CPU
Instruction
When main system
0.95, 1.91, 15.3
µ
s
• 0.95, 1.91, 3.81, 15.3
µ
s (during 4.19 MHz operation)
execution
clock is selected
(during 4.19 MHz operation)
• 0.67, 1.33, 2.67, 10.7
µ
s (during 6.0 MHz operation)
time
When subsystem
122
µ
s (during 32.768 kHz operation)
clock is selected
Stack
SBS register
None
SBS.3 = 1: Mk I mode selection
SBS.3 = 0: Mk II mode selection
SBS.3 = 0: Mk II mode selection
Stack area
000H to 0FFH
000H to 1FFH
Subroutine call instruc-
2-byte stack
When Mk I mode: 2-byte stack
tion stack operation
When Mk II mode: 3-byte stack
Instruction
BRA !addr1
Unavailable
When Mk I mode: Unavailable
CALLA !addr1
When Mk II mode: Available
MOVT XA, @BCDE
Available
MOVT XA, @BCXA
BR BCDE
BR BCXA
BR BCDE
BR BCXA
CALL !addr
3 machine cycles
Mk I mode:
3 machine cycles
Mk II mode: 4 machine cycles
CALLF !faddr
2 machine cycles
Mk I mode:
2 machine cycles
Mk II mode: 3 machine cycles
I/O ports
CMOS input
8
8
CMOS I/O
16
20
Bit port output
8
0
N-ch open-drain I/O
8
4
Total
40
32
LCD controller/driver
Segment selection: 24/28/32 Segment selection: 16/20/24 segments
(can be changed to CMOS
(can be changed to CMOS
(can be changed to CMOS I/O port in 4-bit units; max. 8)
I/O port in 4-bit units; max.
8)
8)
Display mode selection: Static, 1/2 duty (1/2 bias), 1/3 duty (1/2 bias), 1/3 duty
(1/3 bias), 1/4 duty (1/3 bias)
(1/3 bias), 1/4 duty (1/3 bias)
On-chip split resistor for LCD driver can be specified by
No on-chip split resistor
using mask option.
for LCD driver
Timer
3 channels
5 channels
• Basic interval timer:
• Basic interval timer/watchdog timer: 1 channel
1 channel
• 8-bit timer/event counter: 3 channels
• 8-bit timer/event counter:
(can be used as 16-bit timer/event counter)
1 channel
• Watch timer: 1 channel
• Watch timer: 1 channel