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
Data Sheet 71M6531D/F-71M6532D/F FDS 6531/6532 005
74 Rev 2
Name
Addr
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
LCD Display Interface:
LCDX
2020
MUX_SYNC_E
BME
R (0)
R (0)
U
LCDY
2021
U
LCD_Y
LCD_E
LCD_MODE[2:0]
LCD_CLK[1:0]
LCD_MAP0
2023
LCD_BITMAP[31:24]
LCD_MAP1
2024
LCD_BITMAP
[39]‡
LCD_BITMAP
[38]‡
LCD_BITMAP
[37]
LCD_BITMAP
[36]‡
LCD_BITMAP
[35]
LCD_BITMAP
[34]
LCD_BITMAP
[33]
LCD_BITMAP
[32]
LCD_MAP2
2025
LCD_BITMAP[47:40]‡
LCD_MAP3
2026 U
LCD_BITMAP
[50]‡
LCD_BITMAP
[49]
LCD_BITMAP
[48]†
LCD_MAP4
2027
LCD_BITMAP
[63]
LCD_BITMAP
[62]‡
LCD_BITMAP
[61]‡
LCD_BITMAP
[60]‡
U
LCD_MAP5
2028
LCD_BITMAP
[71]‡
LCD_BITMAP
[70]‡
LCD_BITMAP
[69]‡
LCD_BITMAP
[68]‡
LCD_BITMAP
[67]‡
LCD_BITMAP
[66]†
LCD_BITMAP
[65]
LCD_BITMAP
[64]
LCD_MAP6
2029
U
LCD0
2030
LCD_SEG42[3:0]‡
LCD_SEG0[3:0]
LCD1
2031
LCD_SEG43[3:0]‡
LCD_SEG1[3:0]
LCD2
2032
U
LCD_SEG2[3:0]
LCD3
2033
LCD_SEG45[3:0]‡
LCD_SEG3[3:0]
LCD4
2034
LCD_SEG46[3:0]‡
LCD_SEG4[3:0]
LCD5
2035
LCD_SEG47[3:0]‡
LCD_SEG5[3:0]
LCD6
2036
LCD_SEG48[3:0]†
LCD_SEG6[3:0]†
LCD7
2037
LCD_SEG49[3:0]
LCD_SEG7[3:0]
LCD8
2038
LCD_SEG50[3:0]‡
LCD_SEG8[3:0]
LCD9
2039
U
LCD_SEG9[3:0]
…
…
…
…
LCD17
2041
U
LCD_SEG17[3:0]
LCD18
2042
LCD_SEG60[3:0]‡
LCD_SEG18[3:0]
LCD19
2043
LCD_SEG61[3:0]‡
LCD_SEG19[3:0]
LCD20
2044
LCD_SEG62[3:0]‡
LCD_SEG20[3:0]‡
LCD21
2045
LCD_SEG63[3:0]
LCD_SEG21[3:0]‡
LCD22
2046
LCD_SEG64[3:0]
LCD_SEG22[3:0]‡
LCD23
2047
LCD_SEG65[3:0]
LCD_SEG23[3:0]‡
LCD24
2048
LCD_SEG66[3:0]†
LCD_SEG24[3:0]
LCD25
2049
LCD_SEG67[3:0]‡
LCD_SEG25[3:0]
LCD26
204A
LCD_SEG68[3:0]‡
LCD_SEG26[3:0]