71m6521be Maxim Integrated Products, Inc., 71m6521be Datasheet - Page 46

• Manufacturer Part Number: 71m6521be
• Description: Energy Meter Ic
• Manufacturer: Maxim Integrated Products, Inc.

Test Ports
TMUXOUT Pin: One out of 16 digital or 8 analog signals can be selected to be output on the TMUXOUT pin. The function of
the multiplexer is controlled with the I/O RAM register TMUX (0x20AA[4:0]), as shown in Table 58.
Page: 46 of 97
0x10 – 0x13
0x16 – 0x17
TMUX[4:0]
8-0x0F
0X1E
0X1F
0x1A
0x1B
0x1C
0x14
0x15
0x18
0x19
3-5
0
1
2
6
7
© 2005-2008 TERIDIAN Semiconductor Corporation
Analog
Analog
Analog
Analog
Analog
Analog
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Digital
Mode
--
--
--
Table 58: TMUX[4:0] Selections
Function
DGND
Reserved
DGND
Reserved
VBIAS
Not used
Reserved
Not used
RTM (Real time output from CE)
WDTR_EN (Comparator 1 Output AND V1LT3)
Not used
RXD (from Optical interface, w/ optional inversion)
MUX_SYNC
CK_10M
CK_MPU
Reserved
CE_BUSY
XFER_BUSY
Energy Meter IC
71M6521BE
DATA SHEET
JANUARY 2008
V1.0