參數(shù)資料
型號(hào): 73S1217F-68MR/F/PE
廠商: Maxim Integrated Products
文件頁數(shù): 93/140頁
文件大?。?/td> 0K
描述: IC SOC SMART CARD READER 68QFN
標(biāo)準(zhǔn)包裝: 2,500
系列: *
73S1217F Data Sheet
DS_1217F_002
There are 3 sets of registers to load the RTC 24-bit accumulator, 32-bit counter and 23-bit trim registers.
The registers are loaded when the RTCLD bit is set in RTCCtl.
Table 55: The 32-bit RTC Counter
Register
RTCCnt3
RTCCnt2
RTCCnt1
RTCCnt0
RTCCnt[31:24]
RTCCnt[23:16]
RTCCnt[15:8]
RTCCnt[7:0]
Table 56: The 24-bit RTC Accumulator
Register
RTCACC2
RTCACC1
RTCACC0
RTCACC [23:16]
RTCACC [15:8]
RTCACC [7:0]
Table 57: The 24-bit RTC Trim (sign magnitude value)
Register
RTCTrim2
RTCTrim1
RTCTrim0
RTCTrim [23:16]
RTCTrim [15:8]
RTCTrim [7:0]
External Interrupt Control Register (INT5Ctl): 0xFF94
0x00
Table 58: The INT5Ctl Register
MSB
LSB
PDMUX
RTCIEN RTCINT USBIEN USBINT KPIEN
KPINT
Bit
Symbol
Function
INT5Ctl.7
PDMUX
Power down multiplexer control.
INT5Ctl.6
INT5Ctl.5
RTCIEN
When set =1, enables RTC interrupt. Note: The RTC based watchdog will
be enabled when set.
INT5Ctl.4
RTCINT
When set =1, indicates interrupt from Real Time Clock function. Cleared
on read of register.
INT5Ctl.3
USBIEN
USB interrupt enable.
INT5Ctl.2
USBINT
USB interrupt flag.
INT5Ctl.1
KPIEN
Keypad interrupt enable.
INT5Ctl.0
KPINT
Keypad interrupt flag.
56
Rev. 1.2
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