73S1217F-68MR/F/PE Maxim Integrated, 73S1217F-68MR/F/PE Datasheet - Page 56
73S1217F-68MR/F/PE
Manufacturer Part Number
73S1217F-68MR/F/PE
Description
8-bit Microcontrollers - MCU
Manufacturer
Maxim Integrated
Datasheet
1.73S1217F-68MRFPE.pdf
(140 pages)
Specifications of 73S1217F-68MR/F/PE
Rohs
yes
Core
80515
Data Bus Width
8 bit
Part # Aliases
90-W1217+TF5
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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.
External Interrupt Control Register (INT5Ctl): 0xFF94
56
INT5Ctl.7
INT5Ctl.6
INT5Ctl.5
INT5Ctl.4
INT5Ctl.3
INT5Ctl.2
INT5Ctl.1
INT5Ctl.0
Bit
Register
Register
Register
MSB
PDMUX
RTCIEN
USBIEN
PDMUX
RTCINT
USBINT
Symbol
KPIEN
KPINT
–
–
RTCCnt[31:24]
Table 57: The 24-bit RTC Trim (sign magnitude value)
RTCCnt3
RTCIEN RTCINT USBIEN USBINT
Power down multiplexer control.
When set =1, enables RTC interrupt. Note: The RTC based watchdog will
be enabled when set.
When set =1, indicates interrupt from Real Time Clock function. Cleared
on read of register.
USB interrupt enable.
USB interrupt flag.
Keypad interrupt enable.
Keypad interrupt flag.
Table 56: The 24-bit RTC Accumulator
Table 55: The 32-bit RTC Counter
Table 58: The INT5Ctl Register
RTCACC [23:16]
RTCTrim [23:16]
RTCCnt[23:16]
RTCACC2
RTCTrim2
RTCCnt2
0x00
Function
RTCACC [15:8]
RTCTrim [15:8]
RTCCnt[15:8]
RTCACC1
RTCTrim1
RTCCnt1
KPIEN
KPINT
RTCACC [7:0]
RTCTrim [7:0]
LSB
RTCCnt[7:0]
RTCACC0
RTCTrim0
RTCCnt0
Rev. 1.2
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