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 75
Name
Addr
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
LCD27
204B
LCD_SEG69[3:0]‡
LCD_SEG27[3:0]†
LCD28
204C
LCD_SEG70[3:0]‡
LCD_SEG28[3:0]
LCD29
204D
LCD_SEG71[3:0]‡
LCD_SEG29[3:0]
LCD30
204E
U
LCD_SEG30[3:0]
…
…
…
…
LCD33
2053
U
LCD_SEG35[3:0]
LCD36
2054
U
LCD_SEG36[3:0]‡
LCD37
2055
U
LCD_SEG37[3:0]
LCD38
2056
U
LCD_SEG38[3:0]‡
…
…
…
…
LCD41
2059
U
LCD_SEG41[3:0]‡
LCD_BLNK
205A
LCD_BLKMAP19[3:0]
LCD_BLKMAP18[3:0]
RTM:
RTM0H
2060
U
RTM0[9:8]
RTM0L
2061
RTM0[7:0]
RTM1H
2062
U
RTM1[9:8]
RTM1L
2063
RTM1[7:0]
RTM2H
2064
U
RTM2[9:8]
RTM2L
2065
RTM2[7:0]
RTM3H
2066
U
RTM3[9:8]
RTM3L
2067
RTM3[7:0]
SPI Interface:
SPI…
2070
SPE
U
SP_CMD
2071
SP_CMD[7:0]
SP_ADH
2072
SP_ADDR[15:8]
SP_ADL
2073
SP_ADDR[7:0]
Pulse Generator:
PLS_W
2080
PLS_MAXWIDTH[7:0]
PLS_I
2081
PLS_INTERVAL[7:0]
ADC MUX:
SLOT0
2090
SLOT1_SEL
SLOT0_SEL
SLOT1
2091
SLOT3_SEL
SLOT2_SEL
SLOT2
2092
R
R
SLOT3
2093
R
R
SLOT4
2094
R
R