pc87591l National Semiconductor Corporation, pc87591l Datasheet - Page 143
![no-image](/images/no-image-200.jpg)
pc87591l
Manufacturer Part Number
pc87591l
Description
Lpc Mobile Embedded Controllers
Manufacturer
National Semiconductor Corporation
Datasheet
1.PC87591L.pdf
(437 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PC87591L
Manufacturer:
NS
Quantity:
5 510
Company:
Part Number:
PC87591L
Manufacturer:
MOT
Quantity:
5 510
Company:
Part Number:
pc87591l-VPCN01
Manufacturer:
NSC
Quantity:
5 510
Part Number:
pc87591l-VPCN01
Manufacturer:
NS/国半
Quantity:
20 000
- Current page: 143 of 437
- Download datasheet (3Mb)
Revision 1.07
Embedded Controller Modules
Timer/Counter Register 2 (TnCNT2)
The TnCNT2 register is a word-wide read/write register that is not altered by reset. The power-up value is unknown.
Location: MFT16 1: 00 FD86
Type: R/W
Clock Pre-Scaler Register (TnPRSC)
The TnPRSC register is a byte-wide read/write register. It contains the current value of the clock pre-scaler, CLKPS. The
register is cleared on reset. It defines the timer clock pre-scaler ratio.
Location: MFT16 1: 00 FD88
Type: R/W
Clock Unit Control Register (TnCKC)
The TnCKC register is a byte-wide read/write register. It defines the clock source selection for each timer counter. The reg-
ister is cleared on reset, thus disabling timer/counter 1 and timer/counter 2 clocks.
Location: MFT16 1: 00 FD8A
Type: R/W
Bit
Name
Reset
Bit
Name
Reset
Bit
Name
4-0
7-5
2-0
Bit
Bit
CLKPS (Clock Pre-Scaler). The timer clock is generated by dividing the system clock by CLKPS+1. Therefore
the maximum timer clock frequency is equal to the system clock (CLKPS=00000) and the minimum timer clock
is the system clock divided by 32 (CLKPS=11111).
Reserved.
C1CSEL (Counter 1 Clock Select). Defines the clock mode for timer/counter 1 where:
Bits
2 1 0
0 0 0:
0 0 1:
0 1 0:
0 1 1:
1 0 0:
Other:
MFT16 2: 00 FDA6
MFT16 2: 00 FDA8
MFT16 2: 00 FDAA
15
Description
No Clock (Counter 1 stopped)
Prescaled system clock
External Event on TBn
Pulse Accumulate
Slow-speed Clock
Reserved
7
0
7
0
14
Reserved
13
Reserved
16
16
16
16
16
16
6
0
6
0
12
11
(Continued)
5
0
5
0
10
9
C2CSEL
Description
Description
143
4
0
4
0
8
TCNT2
7
3
0
3
0
6
5
CLKPS
0
2
2
0
4
3
C1CSEL
1
0
1
0
2
www.national.com
1
0
0
0
0
0
Related parts for pc87591l
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![mma1270keg](/images/no-image3.png)
Part Number:
Description:
Freescale Semiconductor Technical Data
Manufacturer:
National Semiconductor Corporation
Datasheet:
![ADC12034](/images/no-image3.png)
Part Number:
Description:
Self-calibrating 12-bit Plus Sign Serial I/o A/d Converters With Mux And Sample/hold
Manufacturer:
National Semiconductor Corporation
Datasheet:
![LMX2350](/images/no-image3.png)
Part Number:
Description:
Pllatinum Tm Fractional N Rf / Integer N If Dual Low Power Frequency Synthesizer
Manufacturer:
National Semiconductor Corporation
Datasheet:
![LMX2324](/images/no-image3.png)
Part Number:
Description:
Pllatinum? 2.0 Ghz Frequency Synthesizer For Rf Personal Communications
Manufacturer:
National Semiconductor Corporation
Datasheet:
![LMX2301](/images/no-image3.png)
Part Number:
Description:
Pllatinumtm 160 Mhz Frequency Synthesizer For Rf Personal Communications
Manufacturer:
National Semiconductor Corporation
Datasheet:
![NDS8963](/images/no-image3.png)
Part Number:
Description:
Dual N-channel Enhancement Mode Field Effect Transistor
Manufacturer:
National Semiconductor Corporation
Datasheet:
![LM1201](/images/no-image3.png)
Part Number:
Description:
Video Amplifier System (obsolete)
Manufacturer:
National Semiconductor Corporation
Datasheet:
![LM3501TL-16](/images/no-image3.png)
Part Number:
Description:
Synchronous Step-up DC/DC Converter For White Led Applications
Manufacturer:
National Semiconductor Corporation
Datasheet:
![AD9621](/images/no-image3.png)
Part Number:
Description:
CLC420 - High Speed, Voltage Feedback op Amp, Package: Lcc, Pin Nb=20
Manufacturer:
National Semiconductor Corporation
Datasheet:
![LM2403](/images/no-image3.png)
Part Number:
Description:
Monolithic Triple 4.5 CRT Driver
Manufacturer:
National Semiconductor Corporation
Datasheet:
![LM592M](/images/no-image3.png)
Part Number:
Description:
Differential Video Amplifier
Manufacturer:
National Semiconductor Corporation
Datasheet:
![ADC10061](/images/no-image3.png)
Part Number:
Description:
ADC10061 - 10-Bit 600 NS A/D Converter With Input Multiplexer And Sample/Hold, Package: Soic Wide, Pin Nb=20
Manufacturer:
National Semiconductor Corporation
Datasheet:
![DS36277TMX](/images/no-image3.png)
Part Number:
Description:
DS36277 - Dominant Mode Multipoint Transceiver, Package: Soic Narrow, Pin Nb=8
Manufacturer:
National Semiconductor Corporation
Datasheet:
![DS3654](/images/no-image3.png)
Part Number:
Description:
Printer Solenoid Driver
Manufacturer:
National Semiconductor Corporation
Datasheet:
![DS3662](/images/no-image3.png)
Part Number:
Description:
Quad High Speed Trapezoidal Bus Transceiver
Manufacturer:
National Semiconductor Corporation
Datasheet: