71M6543G Maxim, 71M6543G Datasheet - Page 101

• Manufacturer Part Number: 71M6543G
• Description: The 71M6543F/71M6543H are Teridian's 4th-generation polyphase metering system-on-chips (SoCs) with a 5MHz, 8051-compatible MPU core, low-power real-time clock (RTC) with digital temperature compensation, flash memory, and LCD driver
• Manufacturer: Maxim

v1.2
LCD_MAP2
LCD_MAP1
LCD_MAP0
SEGDIO15
SEGDIO16
SEGDIO45
SEGDIO46
SEGDIO50
SEGDIO51
SEGDIO55
SPARENV
LCD_DAC
SEGDIO0
NV BITS
71M6xx3 Interface
DIO_R5
DIO_R4
DIO_R3
DIO_R2
DIO_R1
DIO_R0
FOVRD
TMUX2
TMUX
Name
RTC1
LCD4
DIO0
DIO1
DIO2
…
…
…
…
Addr
2409
240A
240B
240C
240D
2410
241F
2420
243D
243E
2442
2443
2447
2450
2451
2452
2453
2454
2455
2456
2457
2458
2500
2501
2502
2503
2504
…
…
…
…
DIO_PW
DIO_PX
Bit 7
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
DIO_EEX[1:0]
DIO_PV
DIO_PY
Bit 6
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
U
R
© 2008–2011 Teridian Semiconductor Corporation
DIO_R11[2:0]
DIO_R9[2:0]
DIO_R7[2:0]
DIO_R5[2:0]
DIO_R3[2:0]
Bit 5
U
U
R
U
U
U
R
U
OPT_FDC[1:0]
Bit 4
LCD_MAP[23:16]
U
R
U
U
U
U
LCD_MAP[15:8]
LCD_MAP[7:0]
RTCA_ADJ[6:0]
LCD_SEGDIO16[5:0]
LCD_SEGDIO45[5:0]
LCD_SEGDIO51[5:0]
LCD_SEGDIO55[5:0]
Bit 3
U
U
U
U
U
U
U
U
U
U
LCD_SEG15[5:0]
LCD_SEG46[5:0]
LCD_SEG50[5:0]
LCD_SEG0[5:0]
OPT_TXE[1:0]
TMUX[5:0]
…
…
…
…
LCD_DAC[4:0]
71M6543F/H and 71M6543G/GH Data Sheet
TMUX2[4:0]
OPT_RXDIS
LCD_RST
Bit 2
U
U
R
DIO_RPB[2:0]
DIO_R10[2:0]
DIO_R8[2:0]
DIO_R6[2:0]
DIO_R4[2:0]
DIO_R2[2:0]
OPT_TXMOD
LCD_BLANK
OPT_RXINV
Bit 1
U
U
OPT_TXINV
LCD_ON
OPT_BB
Bit 0
U
U
101