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CR16HCS9VJE8 Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # CR16HCS9VJE8
Description  Family of 16-bit CAN-enabled CompactRISC Microcontrollers
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
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CR16HCS9VJE8 Datasheet(HTML) 2 Page - National Semiconductor (TI)

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Table of Contents
1.0
General Description. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
2.0
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
3.0
Device Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.1
CR16B CPU Core . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.2
Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.3
Input/Output Ports . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.4
Bus Interface Unit . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.5
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3.6
Multi-Input Wake-up . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.7
Dual Clock and Reset . . . . . . . . . . . . . . . . . . . . . . . 6
3.8
Power Management . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.9
Multi-Function Timer . . . . . . . . . . . . . . . . . . . . . . . . 6
3.10
Versatile timer unit . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.11
Real-Time TIMER and Watchdog . . . . . . . . . . . . . . 6
3.12
USART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.13
MICROWIRE/SPI . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.14
CR16CAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3.15
ACCESS.bus Interface . . . . . . . . . . . . . . . . . . . . . . 7
3.16
A/D Converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3.17
Analog Comparators . . . . . . . . . . . . . . . . . . . . . . . . 7
3.18
Development Support . . . . . . . . . . . . . . . . . . . . . . . 7
4.0
Device Pinouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4.1
Pin Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5.0
System Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5.1
ENV0 and ENV1 Pins . . . . . . . . . . . . . . . . . . . . . . 12
5.2
Module Configuration (MCFG) Register . . . . . . . . 12
5.3
Module Status (MSTAT) Register . . . . . . . . . . . . . 12
6.0
Input/Output Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
6.1
Port Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
6.2
Open-Drain Operation . . . . . . . . . . . . . . . . . . . . . . 14
7.0
CPU and Core Registers . . . . . . . . . . . . . . . . . . . . . . . . . 15
7.1
General-Purpose Registers . . . . . . . . . . . . . . . . . . 15
7.2
Dedicated Address Registers . . . . . . . . . . . . . . . . 15
7.3
Processor Status Register . . . . . . . . . . . . . . . . . . . 15
7.4
Configuration Register . . . . . . . . . . . . . . . . . . . . . . 16
7.5
Addressing Modes . . . . . . . . . . . . . . . . . . . . . . . . . 16
7.6
Stacks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
7.7
Instruction Set . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
8.0
Bus Interface Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
8.1
Bus Cycles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
8.2
BIU Control Registers . . . . . . . . . . . . . . . . . . . . . . 18
8.3
Wait and Hold States Used . . . . . . . . . . . . . . . . . . 20
9.0
Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
9.1
Flash EEPROM Program Memory. . . . . . . . . . . . . 22
9.2
RAM Memory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
9.3
Flash EEPROM Data Memory. . . . . . . . . . . . . . . . 25
9.4
ISP Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
10.0
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
10.1
Interrupt Operation . . . . . . . . . . . . . . . . . . . . . . . . . 31
10.2
Non-Maskable Interrupt . . . . . . . . . . . . . . . . . . . . . 32
10.3
Maskable Interrupts . . . . . . . . . . . . . . . . . . . . . . . . 32
10.4
Interrupt Registers . . . . . . . . . . . . . . . . . . . . . . . . . 33
10.5
Interrupt Programming Procedures . . . . . . . . . . . . 35
11.0
Power Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
11.1
Active Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
11.2
Power Save Mode . . . . . . . . . . . . . . . . . . . . . . . . . 36
11.3
Idle Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
11.4
Halt Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
11.5
Clock Inputs and Reset Configuration . . . . . . . . . . 36
11.6
Switching Between Power Modes . . . . . . . . . . . . . 36
12.0
Dual Clock and Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
12.1
External Crystal Network . . . . . . . . . . . . . . . . . . . . 39
12.2
Main System Clock . . . . . . . . . . . . . . . . . . . . . . . . 40
12.3
Slow System Clock . . . . . . . . . . . . . . . . . . . . . . . . 40
12.4
Power-On Reset . . . . . . . . . . . . . . . . . . . . . . . . . . 41
12.5
External Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
12.6
Dual Clock and Reset Registers . . . . . . . . . . . . . . 41
12.7
Slow Clock Prescaler Register (PRSSC) . . . . . . . . 41
12.8
Slow Clock Prescaler 1 Register (PRSSC1) . . . . .41
13.0
Multi-Input Wake-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
13.1
Wake-Up Edge Detection Register (WKEDG) . . . .42
13.2
Wake-Up Enable Register (WKENA) . . . . . . . . . . .42
13.3
Wake-Up Interrupt Control Register 1 (WKCTRL1) 43
13.4
Wake-Up Interrupt Control Register 1 (WKCTRL2) 43
13.5
Wake-Up Pending Register (WKPND) . . . . . . . . . .43
13.6
Wake-Up Pending Clear Register (WKPCL) . . . . .43
13.7
Programming Procedures . . . . . . . . . . . . . . . . . . .44
14.0
Real-Time Timer and WATCHDOG . . . . . . . . . . . . . . . . .45
14.1
TWM Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
14.2
Timer T0 Operation . . . . . . . . . . . . . . . . . . . . . . . .45
14.3
WATCHDOG Operation . . . . . . . . . . . . . . . . . . . . .46
14.4
TWM Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
14.5
WATCHDOG Programming Procedure . . . . . . . . .47
15.0
Multi-Function Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
15.1
Timer Structure. . . . . . . . . . . . . . . . . . . . . . . . . . . .49
15.2
Timer Operating Modes . . . . . . . . . . . . . . . . . . . . .51
15.3
Timer Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . .54
15.4
Timer I/O Functions . . . . . . . . . . . . . . . . . . . . . . . .54
15.5
Timer Registers . . . . . . . . . . . . . . . . . . . . . . . . . . .56
16.0
Versatile-Timer-Unit (VTU) . . . . . . . . . . . . . . . . . . . . . . .58
16.1
VTU Functional Description . . . . . . . . . . . . . . . . . .58
16.2
VTU Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
17.0
MICROWIRE/SPI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
17.1
MICROWIRE Operation . . . . . . . . . . . . . . . . . . . . .65
17.2
Master Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
17.3
Slave Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
17.4
Interrupt Generation . . . . . . . . . . . . . . . . . . . . . . . .68
17.5
MICROWIRE Interface Registers. . . . . . . . . . . . . .68
18.0
USART . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
18.1
Functional Overview . . . . . . . . . . . . . . . . . . . . . . . .71
18.2
USART Operation . . . . . . . . . . . . . . . . . . . . . . . . .71
18.3
USART Registers . . . . . . . . . . . . . . . . . . . . . . . . . .75
18.4
Baud Rate Calculations . . . . . . . . . . . . . . . . . . . . .77
19.0
ACCESS.bus Interface . . . . . . . . . . . . . . . . . . . . . . . . . . .78
19.1
ACB Protocol Overview . . . . . . . . . . . . . . . . . . . . .78
19.2
ACB Functional Description . . . . . . . . . . . . . . . . . .79
19.3
ACB Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . .82
19.4
Usage Hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .84
20.0
CR16CAN Module. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .85
20.1
Functional Description . . . . . . . . . . . . . . . . . . . . . .85
20.2
Basic CAN Concepts . . . . . . . . . . . . . . . . . . . . . . .87
20.3
Message Transfer . . . . . . . . . . . . . . . . . . . . . . . . .95
20.4
Acceptance Filtering . . . . . . . . . . . . . . . . . . . . . . . .96
20.5
Receive Structure . . . . . . . . . . . . . . . . . . . . . . . . . .97
20.6
Transmit Structure . . . . . . . . . . . . . . . . . . . . . . . . 100
20.7
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
20.8
Time Stamp Counter . . . . . . . . . . . . . . . . . . . . . . 105
20.9
Memory Organization . . . . . . . . . . . . . . . . . . . . . .105
20.10 System Start-Up and Multi-Input Wake-Up . . . . .116
21.0
Analog Comparators . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
21.1
Analog Comparator Control/Status Register
(CMPCTRL). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
21.2
Analog Comparator Usage . . . . . . . . . . . . . . . . . . 118
22.0
A/D Converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119
22.1
Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . 119
22.2
A/D Converter Registers . . . . . . . . . . . . . . . . . . .120
22.3
A/D Converter Programming . . . . . . . . . . . . . . . . 122
23.0
Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .123
24.0
Register Layouts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
24.1
Register layout . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
25.0
ELECTRICAL AND THERMAL CHARACTERISTICS . . 136
26.0
Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
26.1
CR16CAN. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
26.2
8/16-bit microwire/spi (MWSPI16) . . . . . . . . . . . . 154
26.3
Timing and watchdog module . . . . . . . . . . . . . . . 154


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