參數(shù)資料
型號: GMS87C7216LQ
廠商: Electronic Theatre Controls, Inc.
元件分類: 數(shù)學(xué)處理器
英文描述: 8-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 8位單晶片微控制器
文件頁數(shù): 41/121頁
文件大?。?/td> 1645K
代理商: GMS87C7216LQ
GMS81C7208/7216
FEB. 2005 Ver 1.04
37
The system clock is decided by bit1 (SYCC1) of the system clock
mode register(SCMR). On the initial reset, internal system clock
is PS1 which is the fastest and other clock can be provided by bit2
and bit3 of SCMR.
Figure 10-2 SCMR: System Clock Control Registers
System (CPU) Clock Control
00: Main Clock On
01: Main Clock On
10: Reserved
11: Reserved
System Clock Source Select
00: X
IN
2
01: X
IN
÷
8
10: X
IN
÷
16
11: X
IN
÷
64
INITIAL VALUE: 00
H
ADDRESS: 0F5
H
SCMR
BTCL
7
-
6
-
5
-
4
-
3
2
1
0
SYCC1 SYCC0
R/W
R/W
R/W
R/W
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