71M6533G Maxim, 71M6533G Datasheet - Page 49

• Manufacturer Part Number: 71M6533G
• Description: The Teridian™ 71M6533 and 71M6534 are third-generation polyphase metering systems-on-chips (SoCs) with a 10MHz 8051-compatible MPU core, low-power RTC, flash, and LCD driver
• Manufacturer: Maxim

Rev 2
SDATA output Z
SDATA (output)
EECTRL Byte Written
SCLK (output)
Write -- With HiZ and WFR
Write -- No HiZ
BUSY (bit)
SDATA output Z
SDATA output Z
SDATA output Z
SDATA (input)
SDATA (output)
EECTRL Byte Written
SCLK (output)
SDATA output Z
SDATA (output)
SDATA (out/in)
EECTRL Byte Written
EECTRL Byte Written
SCLK (output)
SCLK (output)
EECTRL Byte Written
SCLK (output)
Write -- With HiZ
Write -- No HiZ
BUSY (bit)
BUSY (bit)
BUSY (bit)
BUSY (bit)
READ
Figure 14: 3-wire Interface. Write Command when HiZ=1 and WFR=1
Figure 13: 3-Wire Interface. Write Command when CNT=0
D7
Figure 10: 3-wire Interface. Write Command, HiZ=0.
INT5 not issued
Figure 11: 3-wire Interface. Write Command, HiZ=1
Figure 12: 3-wire Interface. Read Command.
(LoZ)
D7
D7
D7
CNT Cycles (0 shown)
D7
D6
D6
D6
From 653X
D6
CNT Cycles (8 shown)
(From 6520)
CNT Cycles (6 shown)
CNT Cycles (6 shown)
CNT Cycles (6 shown)
(HiZ)
(LoZ)
(LoZ)
D5
(LoZ)
D5
D5
D5
SDATA output Z
SDATA (output)
EECTRL Byte Written
SCLK (output)
D4
D4
BUSY (bit)
Write -- HiZ
D4
D4
D3
D3
D3
D3
D2
D2
D2
INT5 not issued
D2
INT5
INT5
(From EEPROM)
(HiZ)
(HiZ)
(HiZ)
BUSY
D1
CNT Cycles (0 shown)
D0
INT5
READY
INT5
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