參數(shù)資料
型號: μPD780983
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8 位單片微控制器)
中文描述: 8位單片機微控制器(8位單片微控制器)
文件頁數(shù): 35/121頁
文件大?。?/td> 350K
代理商: ΜPD780983
CHAPTER 3 CONTROL
35
3.4 TABLES
Table 3-7 lists the data tables used by the sample application.
Table 3-7. Data Tables
Symbol
Bytes
Value to be specified
Argument
Referencing
SINTBL []
256
Sine wave data (1 cycle)
...sin
θ
x 7FH + 7FH
HL of RB1
INTTM7 interrupt processing
SINTBL1 []
512 x 2
Sine wave data (1 cycle)
...sin
θ
x 1FFH + 1FFH
HL of RB1
INTTM7 interrupt processing
VFTBL []
4 x 8
V/f table address
Start address of VFTBL1 to VFTBL8
P20-P22
Variable initialization
VFTBL1 []
157
V/f modulation ratio (1)
...(Modulation ratio) x 100H (256)
VFP
Inverter output setting
VFTBL2 []
157
V/f modulation ratio (2)
...(Modulation ratio) x 100H (256)
VFP
Inverter output setting
VFTBL3 []
157
V/f modulation ratio (3)
...(Modulation ratio) x 100H (256)
VFP
Inverter output setting
VFTBL4 []
157
V/f modulation ratio (4)
...(Modulation ratio) x 100H (256)
VFP
Inverter output setting
VFTBL5 []
157
V/f modulation ratio (5)
...(Modulation ratio) x 100H (256)
VFP
Inverter output setting
VFTBL6 []
157
V/f modulation ratio (6)
...(Modulation ratio) x 100H (256)
VFP
Inverter output setting
VFTBL7 []
157
V/f modulation ratio (7)
...(Modulation ratio) x 100H (256)
VFP
Inverter output setting
VFTBL8 []
157
V/f modulation ratio (8)
...(Modulation ratio) x 100H (256)
VFP
Inverter output setting
CRRYTBL []
10 x 2
(Carrier frequency)
Example
1,530 Hz: 5FAH (1530)
NCRRY
Inverter output setting
FMXTBL []
10 x 2
(Maximum output frequency) x 10
Example
100 Hz: 3E8H (1000)
NCRRY
Key setting
DMXTBL []
10
Argument at DEADTBL[] reference
NCRRY
Key setting
CHDSPTBL []
4 x 2
Frequency change rate
8-segment LED display data
NCHNG
LED display setting
CHNGTBL []
4 x 2
Frequency change rate for WAITCNT
setting
NCHNG
Inverter output setting
LEDTBL []
26
8-segment LED display pattern
Character code
LED display setting
TMCLKTBL []
4 x 8
Clock for TM7 operation
Example
8 MHz: 1200H, 007AH
TM7CLK
Inverter output setting
CMNTBL10 []
8
Minimum carrier frequency
(TM7 is 10 bits.)
Example
4 kHz: 14H (20)
TM7CLK
Variable initialization
Key setting
CMNTBL8 []
8
Minimum carrier frequency
(TM7 is 8 bits.)
Example
16 kHz: 50H (80)
TM7CLK
Variable initialization
Key setting
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