參數(shù)資料
型號: EPVP6300
廠商: ELAN Microelctronics Corp .
英文描述: VFD Controller
中文描述: 變頻控制器
文件頁數(shù): 32/63頁
文件大?。?/td> 517K
代理商: EPVP6300
ePVP6300
VFD Controller
26 of 63
11.04.2004
(V1.92)
This specification is subject to change without further notice.
Bit 7 (CNT2S)
:
COUNTER2 clock source
0
16.384kHz
timing = ( 1 /16.384k) * prescaler * (256 – count vaule)
1
system clock
timing = ( 2 / system clock) * prescaler* (256 – count vaule)
7.3.5
IOC9 (PORT9 I/O Control)
a) PAGE 0 (PORT9 I/O Control Register)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
IOC97
IOC96
IOC95
IOC94
IOC93
IOC92
IOC91
IOC90
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
R/W-1
Bit 0 ~ Bit 7 (IOC90 ~ IOC97)
:
PORT9 (0~7) I/O direction control register
0
set the relative I/O pin as output
1
set the relative I/O pin into high impedance
b) PAGE 1 ( Clock Source and Prescaler for COUNTER3 and COUNTER4)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
CNT4S
C4_PSC2 C4_PSC1 C4_PSC0
CNT3S
C3_PSC2 C3_PSC1 C3_PSC0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
R/W-0
Bit 0 ~ Bit 2 (C3_PSC0 ~ C3_PSC2)
:
COUNTER3 prescaler ratio
C3_PSC2
C3_PSC1
C3_PSC0
COUNTER3
0
0
0
1:2
0
0
1
1:4
0
1
0
1:8
0
1
1
1:16
1
0
0
1:32
1
0
1
1:64
1
1
0
1:128
1
1
1
1:256
Bit 3 (CNT3S)
:
COUNTER3 clock source
0
16.384kHz
timing = ( 1 /16.384k) * prescaler * (256 – count vaule)
1
system clock
timing = ( 2 / system clock) * prescaler* (256 – count vaule)
Bit 4 ~ Bit 6 (C4_PSC0 ~ C4_PSC2)
:
COUNTER4 prescaler ratio
C4_PSC2
C4_PSC1
C4_PSC0
COUNTER4
0
0
0
1:2
0
0
1
1:4
0
1
0
1:8
0
1
1
1:16
1
0
0
1:32
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