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Embedded Development Tools
ARM 授權台灣地區專業經銷商 Keil 8051 C Compiler
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KEIL 8051 編譯器 開發工具: |
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KEIL 8051 編譯器產品共分為三種規格: PK51, CA51, A51 |
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KEIL 8051 Real-Time OS 產品: |
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KEIL RTOS 產品共分為兩種規格: RTX51 Full (FR51), RTX51 Tiny (TR51)
RTX51 Tiny Real-Time Kernel 已包含在PK51 產品中
RTX51 Real-Time Kernel 已停止銷售 |
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規格比較表 |
FR51 |
TR51 |
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FR51 |
TR51 |
Round-Robin Multi-tasking |
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Maximum Number of Defined Tasks |
256 |
16 |
Preemptive Multi-tasking |
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Maximum Number of Active Tasks |
19 |
16 |
Cooperative Multi-tasking |
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Required CODE Space |
6K-8K bytes |
900 bytes |
Timeout Events |
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Required DATA Space |
40-46 bytes |
7 bytes |
Interval Events |
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Required Stack (IDATA) Space |
20-200 bytes |
3 bytes for each task |
Signal Events |
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Required XDATA Space |
650 bytes (minimum) |
0 bytes |
Message Events |
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Timer Used |
0, 1, or 2 |
0 |
Semaphore Events |
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System Clock Divisor |
1,000-40,000 cycles |
1,000-65,535 cycles |
Memory Pools |
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Interrupt Latency |
Less than 50 cycles |
Less than 20 cycles |
Code Banking Support |
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Context Switch Time - Fast Task
(Depends on Stack Load) |
70-100 cycles |
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CAN Libraries (for the Intel 82526 and 82527; Philips 82C200 and 8xC592; and Infineon 81C90, 81C91, C505C, and C515C) |
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Context Switch Time - Standard Task
(Depends on Stack Load) |
180-700 cycles |
100-700 cycles |
[ description ] |
Task Priority Levels |
4 |
1 |
Maximum Number of Semaphores (Binary) |
8 |
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Maximum Number of Mailboxes |
8 |
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Mailbox Size |
8 entries |
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Maximum Number of Memory Pools |
16 |
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MCBx51 Evaluation Board |
The Keil MCBx51 Evaluation Board introduces the 8051 and 251 microcontroller families. It works with all 44-pin 8051 and 251 devices including the Intel 251Sx/Tx; Atmel T80C251G1D/G2D and 8051Rx2; Philips 8051Rx2 and 8xC664; and Dallas 320, 420, and 520.
The Keil MCBx51 single-board computer is an evaluation board that supports numerous 8051-compatible and 251-compatible devices. The MCBx51 allows you to investigate the capabilities of the 8051 and 251 and create real working programs with the Keil development tools. The MCBx51 works with any 44-pin 8051-compatible or 251-compatible device.
[ description ]
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KEIL 另有251, 166 的開發工具... |
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