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參數資料
| 型號： | CR16MHS9VJEE |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 16位微控制器 |
| 英文描述： | Family of CompactRISC 16-Bit Microcontrollers |
| 中文描述： | 家庭CompactRISC 16位微控制器 |
| 文件頁數： | 11/99頁 |
| 文件大?。?/td> | 449K |
| 代理商： | CR16MHS9VJEE |
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3.16
PIN DESCRIPTION
Some pins have alternate functions which may be enabled.
These pins can be individually configured as general pur-
pose pins, even when the module they belong to is enabled.
The following is a brief description of all CR16MHR6 pins.
Table 2
Input Pins
Signal
Type
Active
Pin (* for a
shared pin)
Function
X1CKI
OSC
High
Main oscillator clock input.
X2CKI
OSC
High
32kHz oscillator clock input.
RESET
CMOS
Low
Chip general reset pin. Schmitt trigger input, asynchronous.
ISE
CMOS
Low
Interrupt input for development system.
T1B
CMOS
Prog.
*
Timer 1 input B. Shares pin with I/O port pin PF1.
T2B
CMOS
Prog.
*
Timer 2 input B. Shares pin with I/O port pin PF5.
RDX1
CMOS
High
*
USART 1 receive data input. Shares pin with I/O port pin PG5.
RDX2
CMOS
High
*
USART 2 receive data input. Shares pin with I/O port pin PF4.
ACH0
Analog
*
A2D converter channel 0. Shares pin with I/O port pin PI0
ACH1
Analog
*
A2D converter channel 1. Shares pin with I/O port pin PI1
ACH2
Analog
*
A2D converter channel 2. Shares pin with I/O port pin PI2
ACH3
Analog
*
A2D converter channel 3. Shares pin with I/O port pin PI3
ACH4
Analog
*
A2D converter channel 4. Shares pin with I/O port pin PI4
ACH5
Analog
*
A2D converter channel 5. Shares pin with I/O port pin PI5
ACH6
Analog
*
A2D converter channel 6. Shares pin with I/O port pin PI6
ACH7
Analog
*
A2D converter channel 7. Shares pin with I/O port pin PI7
MCS
CMOS
Low
*
SPI/MICROWIRE slave select. Shares pin with I/O port pin PG3.
NMI
CMOS
Low
External non-maskable interrupt.
ENV0-44
CMOS
Low
*
Strap pin on 44-pin package to select operating environment.
ENV0-80
CMOS
Low
*
Strap pin on 80-pin package to select operating environment.
ENV1
CMOS
Low
*
Strap pin to select operating environment.
ENV2
CMOS
Low
Strap pin to select operating environment.
Table 3
Output Pins
Signal
Type
Active
Pin (* for a
shared pin)
Function
X1CKO
OSC
High
Main oscillator clock output.
X2CKO
OSC
High
32 kHz oscillator clock output.
CLK
CMOS
High
External reference clock for development environment.
TDX1
CMOS
High
*
USART 1 transmit data output. Shares pin with I/O port pin PG6.
TDX2
CMOS
High
*
USART 2 transmit data output. Shares pin with I/O port pin PF5.
MRDY
CMOS
Low
*
SPI/MICROWIRE slave ready output. Shares pin with I/O port pin PG4
CLKOUT2
OSC
High
System clock divided-by-2 output (shared with the ENV1 pin in the 44-pin
device)
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PDF描述 |
|---|---|
| CR16MHS9VJEI | Family of CompactRISC 16-Bit Microcontrollers |
| CR16MNS5 | Family of CompactRISC 16-Bit Microcontrollers |
| CR16MNS544VC | Family of CompactRISC 16-Bit Microcontrollers |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| CR16MHS9VJEI | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Family of CompactRISC 16-Bit Microcontrollers |
| CR16MNS5 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Family of CompactRISC 16-Bit Microcontrollers |
| CR16MNS544V8Y | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Microcontroller |
| CR16MNS544V9Y | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Microcontroller |
| CR16MNS544VC | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Family of CompactRISC 16-Bit Microcontrollers |
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