VRS51C1000-40-L RAMTRON [Ramtron International Corporation], VRS51C1000-40-L Datasheet - Page 34
![no-image](/images/no-image-200.jpg)
VRS51C1000-40-L
Manufacturer Part Number
VRS51C1000-40-L
Description
Versa 8051 MCU with 64KB of IAP/ISP Flash
Manufacturer
RAMTRON [Ramtron International Corporation]
Datasheet
1.VRS51C1000-40-L.pdf
(48 pages)
- Current page: 34 of 48
- Download datasheet (475Kb)
T
T
______________________________________________________________________________________________
www.ramtron.com
ABLE
ABLE
PWMD3.0
Bit
7
6
5
4
3
2
1
0
Bit
7
VRS51C1000
PWMD3.4
PWMD4.4
PWMD4.0
44: PWM D
45: PWM D
Mnemonic
PWMD3.4
PWMD3.3
PWMD3.2
PWMD3.1
PWMD3.0
NP3.2
NP3.1
NP3.0
Mnemonic
PWMD4.4
7
3
7
3
ATA
ATA
R
R
EGISTER
EGISTER
PWMD3.3
PWMD4.3
NP3.2
NP4.2
Description
Contents of PWM Data Register 3 Bit 4
Contents of PWM Data Register 3 Bit 3
Contents of PWM Data Register 3 Bit 2
Contents of PWM Data Register 3 Bit 1
Contents of PWM Data Register 3 Bit 0
Inserts Narrow Pulses in a 8-PWM-Cycle
Frame
Description
Contents of PWM Data Register 4 Bit 4
6
2
6
2
3 (PWMD1) – SFR A7
4 (PWMD1) – SFR AC
PWMD3.2
PWMD4.2
NP3.1
NP4.1
5
1
5
1
H
H
PWMD3.1
PWMD4.1
NP3.0
NP4.0
4
0
4
0
The table below shows the number of PWM cycles
inserted in an 8-cycle frame when we vary the NP
number.
6
5
4
3
2
1
0
N = NP[4:0][2:0]
PWMD4.3
PWMD4.2
PWMD4.1
PWMD4.0
NP4.2
NP4.1
NP4.0
XX1
X1X
1XX
Contents of PWM Data Register 4 Bit 3
Contents of PWM Data Register 4 Bit 2
Contents of PWM Data Register 4 Bit 1
Contents of PWM Data Register 4 Bit 0
Inserts Narrow Pulses in a 8-PWM-Cycle
Frame
Number of PWM cycles inserted
in an 8-cycle frame
page 34 of 48
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