71M6531D Maxim, 71M6531D Datasheet - Page 73

• Manufacturer Part Number: 71M6531D
• Description: The 71M6531D/F and 71M6532D/F are highly integrated SoC devices with an MPU core, RTC, flash, and LCD driver
• Manufacturer: Maxim

FDS 6531/6532 005
v1.3
Digital I/O:
DIO0
DIO1
DIO2
DIO3
DIO4
DIO5
DIO6
DIO7
DIO8
DIO9
DIO10
DIO11
DIO12
DIO13
Real Time Clock:
RTCCTRL
RTCA_ADJ
SUBSEC1
RTC0
RTC1
RTC2
RTC3
RTC4
RTC5
RTC6
RTCADJ_H
RTCADJ_M
RTCADJ_L
WE
Name
SFR 80
SFR A2
SFR 90
SFR 91
SFR A0
SFR A1
SFR B0
Addr
20AF
200A
200B
200C
200D
200E
201A
201B
201C
201D
201E
2008
2009
200F
2010
2011
2014
2015
2016
2017
2018
2019
201F
DIO_DIR2[7]
DIO_2[7]‡
Bit 7
R(0)
R(0)
U
U
U
U
U
U
U
DIO_EEX[1:0]
‡
U
U
DIO_DIR2[6]
DIO_2[6]‡
DIO_3[6]‡
Bit 6
R (0)
U
U
© 2005-2010 TERIDIAN Semiconductor Corporation
‡
U
DIO_R1[2:0]†
DIO_R11[2:0]
DIO_DIR2[5]
DIO_R5[2:0]
DIO_R7[2:0]
DIO_R9[2:0]
OPT_RXDIS
DIO_2[5]‡
DIO_3[5]
Bit 5
U
U
U
U
PREG[5:0]
‡
U
DIO_DIR0[7:1]
DIO_DIR2[4]
OPT_RXINV
DIO_0[7:1]
DIO_2[4] ‡
DIO_3[4]†
RTC write protect register
Bit 4
DIO_1[7:0] (Port 1)
U
DIO_DIR1[7:0]
RTC_YR[7:0]
SUBSEC[7:0]
PREG[13:6]
‡
RTCA_ADJ[6:0]
DIO_DIR2[3]
DIO_2[3] ‡
DIO_3[3] ‡
DIO_PW
DIO_PX
Bit 3
U
U
U
U
U
U
RTC_SEC[5:0]
RTC_MIN[5:0]
‡
RTC_DATE[2:0]
DIO_DIR2[2]
RTC_HR[4:0]
DIO_2[2] ‡
DIO_3[2] ‡
DIO_PV
DIO_PY
Bit 2
Data Sheet 71M6531D/F-71M6532D/F
RTC_MO[3:0]
‡ DIO_DIR2[1]
RTC_DAY[2:0]
DIO_RRX[2:0]
DIO_R10[2:0]
OPT_TXMOD
DI_RPB[2:0]
DIO_R2[2:0]
DIO_R4[2:0]
DIO_R6[2:0]
DIO_R8[2:0]
PREG[16:14]
DIO_3[1] ‡
DIO_2[1]
Bit 1
QREG[1:0]
U
DIO_DIR0[0]†
DIO_DIR2[0]
RST_SUBSEC
OPT_TXINV
DIO_3[0] ‡
DIO_0[0]†
DIO_2[0]‡
Bit 0
‡
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