参数资料
型号: S-35190A-I8T1U
元件分类: 时钟/数据恢复及定时提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO8
封装: HALOGEN FREE AND LEAD FREE, SNT-8
文件页数: 8/55页
文件大小: 488K
代理商: S-35190A-I8T1U
3-WIRE REAL-TIME CLOCK
S-35190A
Rev.3.0_00
Seiko Instruments Inc.
16
(2) Output of user-set frequency
The INT register 1 is a 1-byte data register to set up the output frequency. Setting each bit B7 to B3 in the register to
“1”, the frequency which corresponds to the bit is output in the AND-form. SC4 to SC6 is 3-bit SRAM type registers
that can be freely set by users.
B7
R/W
8 Hz
B6
B5
B4
B3
B2
B1
B0
SC4
16 Hz
4 Hz
R/W
R/W: Read/Write
R/W
SC5
SC6
2 Hz
1 Hz
Figure 18 INT Register 1 (Data Register for Output Frequency)
Example:
B7 to B3 = 50h
16 Hz
8 Hz
4 Hz
2 Hz
INT pin output
Status register 2
Set to INT1FE = 1
1 Hz
Figure 19 Example of Output from INT Register 1 (Data Register for Output Frequency)
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