参数资料
型号: AS3658F-BCTP
厂商: ams
文件页数: 143/158页
文件大小: 0K
描述: IC PMU POWER/AUDIO 124-CTBGA
标准包装: 2,500
应用: 便携式设备
电流 - 电源: 7mA
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 124-TFBGA
供应商设备封装: 124-CTBGA(8x8)
包装: 带卷 (TR)
AS3658
Data Sheet Confidential
- Detailed Description - System Functions
Table 176. RTCT Register
RTCT
Addr:72
These bits set the RTC correction and RTC interrupt mode
register is reset at power-on-reset only
Bit
Bit Name
Default
Access
Description
These bits are used to correct the inaccuracy of the
used 32kHz crystal. Correction is done all 8 seconds
by removing or adding two clock cycles.
Trimming register for RTC, 128 steps @ 7.6ppm
100000
100001
- 480.4ppm
-472.8ppm
6:0
RTC_TBC<6:0>
0000000
R/W
111111
-7.6ppm
000000
000001
011110
011111
0
0ppm(default)
7.6ppm
472.8ppm
480.4ppm
generate an interrupt every second
7
rtc_irq_mode
0
R/W
1
generate an interrupt every minute
The interrupt has to be enabled by
rtc_rep_int_m=0
Table 177. Reset Timer Register
Addr:22
Reset Timer
These bits set RTC modes
Bit
Bit Name
Default
Access
Description
4
rtc_alarm_wakeup_en
ROM
R/W
0
Disables RTC alarm wakeup in power off
mode
1
Enable RTC alarm wakeup in power off mode
5
rtc_rep_wakeup_en
ROM
R/W
0
1
Disables RTC repeated wakeup in power off
mode
Enable RTC repeated wakeup in power off
mode
00
32kHz oscillator off
7:6
rtc_mode
ROM
R/W
01
10
32kHz oscillator enabled
32kHz oscillator enabled, Pin Q32k enabled
11
reserved (do not use)
www.austriamicrosystems.com
Revision 1v13
142 - 157
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