參數(shù)資料
型號(hào): MC68HC05BD5
廠商: Motorola, Inc.
英文描述: 8-Bit Microcontroller Units (MCU).(8位微控制器)
中文描述: 8位微控制器單元(MCU)。(8位微控制器)
文件頁(yè)數(shù): 89/112頁(yè)
文件大?。?/td> 676K
代理商: MC68HC05BD5
MC68HC05BD3
MOTOROLA
11-1
OPERATING MODES
11
11
OPERATING MODES
The MC68HC05BD3/MC68HC05BD5/MC68HC705BD3MCU has two modes of operation, the
User Mode and the Self-Check/BootstrapMode. Figure 11-1 shows the flowchart of entry to these
two modes, and Table 11-1 shows operating mode selection.
Figure 11-1
Flowchart of Mode Entering
PB5 = V
DD
RESET
IRQ
SELF-CHECK/
BOOTSTRAP
MODE
USER MODE
(NORMAL MODE)
5V
9V
N
Y
Y
Self-check mode is for MC68HC05BD3/BD5
Bootstrap mode is for MC68HC705BD3
Note:
TPG
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