Datasheet
Table Of Contents
- 1 Hardware Description
- 1.1 Hardware Overview
- 1.2 Analog Front End (AFE)
- 1.3 Digital Computation Engine (CE)
- 1.4 80515 MPU Core
- 1.4.1 Memory Organization and Addressing
- 1.4.2 Special Function Registers (SFRs)
- 1.4.3 Generic 80515 Special Function Registers
- 1.4.4 Special Function Registers (SFRs) Specific to the 71M6531D/F and 71M6532D/F
- 1.4.5 Instruction Set
- 1.4.6 UARTs
- 1.4.7 Timers and Counters
- 1.4.8 WD Timer (Software Watchdog Timer)
- 1.4.9 Interrupts
- 1.5 On-Chip Resources
- 1.5.1 Oscillator
- 1.5.2 Internal Clocks
- 1.5.3 Real-Time Clock (RTC)
- 1.5.4 Temperature Sensor
- 1.5.5 Physical Memory
- 1.5.6 Optical Interface
- 1.5.7 Digital I/O – 71M6531D/F
- 1.5.8 Digital I/O – 71M6532D/F
- 1.5.9 Digital IO – Common Characteristics for 71M6531D/F and 71M6532D/F
- 1.5.10 LCD Drivers – 71M6531D/F
- 1.5.11 LCD Drivers – 71M6532D/F
- 1.5.12 LCD Drivers – Common Characteristics for 71M6531D/F and 71M6532D/F
- 1.5.13 Battery Monitor
- 1.5.14 EEPROM Interface
- 1.5.15 SPI Slave Port
- 1.5.16 Hardware Watchdog Timer
- 1.5.17 Test Ports (TMUXOUT pin)
- 2 Functional Description
- 3 Application Information
- 3.1 Connection of Sensors
- 3.2 Connecting 5-V Devices
- 3.3 Temperature Measurement
- 3.4 Temperature Compensation
- 3.5 Connecting LCDs
- 3.6 Connecting I2C EEPROMs
- 3.7 Connecting Three-Wire EEPROMs
- 3.8 UART0 (TX/RX)
- 3.9 Optical Interface (UART1)
- 3.10 Connecting the V1 Pin
- 3.11 Connecting the Reset Pin
- 3.12 Connecting the Emulator Port Pins
- 3.13 Connecting a Battery
- 3.14 Flash Programming
- 3.15 MPU Firmware
- 3.16 Crystal Oscillator
- 3.17 Meter Calibration
- 4 Firmware Interface
- 4.1 I/O RAM and SFR Map – Functional Order
- 4.2 I/O RAM Description – Alphabetical Order
- 4.3 CE Interface Description
- 5 Electrical Specifications
- 5.1 Absolute Maximum Ratings
- 5.2 Recommended External Components
- 5.3 Recommended Operating Conditions
- 5.4 Performance Specifications
- 5.4.1 Input Logic Levels
- 5.4.2 Output Logic Levels
- 5.4.3 Power-Fault Comparator
- 5.4.4 Battery Monitor
- 5.4.5 Supply Current
- 5.4.6 V3P3D Switch
- 5.4.7 2.5 V Voltage Regulator
- 5.4.8 Low-Power Voltage Regulator
- 5.4.9 Crystal Oscillator
- 5.4.10 LCD DAC
- 5.4.11 LCD Drivers
- 5.4.12 Optical Interface
- 5.4.13 Temperature Sensor
- 5.4.14 VREF
- 5.4.15 ADC Converter, V3P3A Referenced
- 5.5 Timing Specifications
- 5.6 Typical Performance Data
- 5.7 71M6531D/F Package
- 5.8 71M6532D/F Package
- 5.9 Pin Descriptions
- 6 Ordering Information
- 7 Related Information
- 8 Contact Information
- Appendix A: Acronyms
- Appendix B: Revision History
FDS 6531/6532 005 Data Sheet 71M6531D/F-71M6532D/F
Rev 2 73
Name
Addr
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Digital I/O:
20AF
U
DIO_RRX[2:0]
DIO0
2008
DIO_EEX[1:0]
OPT_RXDIS
OPT_RXINV
DIO_PW
DIO_PV
OPT_TXMOD
OPT_TXINV
DIO1
2009
U
DIO_R1[2:0]†
U
DI_RPB[2:0]
DIO2
200A
U
U
U
DIO_R2[2:0]
DIO3
200B
U
DIO_R5[2:0]
U
DIO_R4[2:0]
DIO4
200C
U
DIO_R7[2:0]
U
DIO_R6[2:0]
DIO5
200D
U
DIO_R9[2:0]
U
DIO_R8[2:0]
DIO6
200E
U
DIO_R11[2:0]
U
DIO_R10[2:0]
200F
R(0)
R (0)
U
DIO_PX
DIO_PY
U
DIO7
SFR 80
DIO_0[7:1]
DIO_0[0]†
DIO8
SFR A2
DIO_DIR0[7:1]
DIO_DIR0[0]†
DIO9
SFR 90
DIO_1[7:0] (Port 1)
DIO10
SFR 91
DIO_DIR1[7:0]
DIO11
SFR A0
DIO_2[7]‡
DIO_2[6]‡
DIO_2[5]‡
DIO_2[4] ‡
DIO_2[3] ‡
DIO_2[2] ‡
DIO_2[1]
DIO_2[0]‡
DIO12
SFR A1
DIO_DIR2[7]
‡
DIO_DIR2[6]
‡
DIO_DIR2[5]
‡
DIO_DIR2[4]
‡
DIO_DIR2[3]
‡
DIO_DIR2[2]
‡
DIO_DIR2[1]
DIO_DIR2[0]
‡
DIO13
SFR B0
R(0)
DIO_3[6]‡
DIO_3[5]
DIO_3[4]†
DIO_3[3] ‡
DIO_3[2] ‡
DIO_3[1] ‡
DIO_3[0] ‡
Real Time Clock:
RTCCTRL
2010
U
RST_SUBSEC
RTCA_ADJ
2011
U
RTCA_ADJ[6:0]
SUBSEC1
2014
SUBSEC[7:0]
RTC0
2015
U
RTC_SEC[5:0]
RTC1
2016
U
RTC_MIN[5:0]
RTC2
2017
U
RTC_HR[4:0]
RTC3
2018
U
RTC_DAY[2:0]
RTC4
2019
U
RTC_DATE[2:0]
RTC5
201A
U
RTC_MO[3:0]
RTC6
201B
RTC_YR[7:0]
RTCADJ_H
201C
U
PREG[16:14]
RTCADJ_M
201D
PREG[13:6]
RTCADJ_L
201E
PREG[5:0]
QREG[1:0]
WE
201F
RTC write protect register