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71M6541D/F/G Datasheet(PDF) 62 Page - Maxim Integrated Products

Part # 71M6541D/F/G
Description  Energy Meter ICs
PDF  166 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

71M6541D/F/G Datasheet(HTML) 62 Page - Maxim Integrated Products

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71M6541D/F/G and 71M6542F/G Data Sheet
62
Rev 5
Table 49: Data/Direction Registers for SEGDIO19 to SEGDIO27 (71M6541D/F/G)
SEGDIO
–
–
–
19
20
21
22
23
24
25
26
27
–
–
–
–
Pin #
–
–
–
16
15
14
13
12
11
10
9
8
–
–
–
–
Configuration:
0 = DIO, 1 = LCD
–
–
–
3
4
5
6
7
0
1
2
3
–
–
–
–
LCD_MAP[23:19] (I/O RAM 0x2409)
LCD_MAP[27:24] (I/O RAM 0x2408)
SEG Data Register
–
–
–
19
20
21
22
23
24
25
26
27
–
–
–
–
LCD_SEGDIO19[5:0] to LCD_SEGDIO27[5:0]
(I/O RAM 0x2423[5:0] to 0x242C[5:0])
DIO Data Register
–
–
–
19
20
21
22
23
24
25
26
27
–
–
–
–
LCD_SEGDIO19[0] to LCD_SEGDIO27[0]
(I/O RAM 0x2423[0] to 0x242C[0])
Direction Register:
0 = input, 1 = output
–
–
–
19
20
21
22
23
24
25
26
27
–
–
–
–
LCD_SEGDIO19[1] to LCD_SEGDIO27[1]
(I/O RAM 0x2423[1] to 0x242C[1])
Table 50: Data/Direction Registers for SEGDIO36-39 to SEGDIO44-45 (71M6541D/F/G)
SEGDIO
–
–
–
–
36
37
38
39
–
–
–
–
44
45
Pin #
–
–
–
–
3
2
1
64
–
–
–
–
63
62
Configuration:
0 = DIO, 1 = LCD
–
–
–
–
4
5
6
7
–
–
–
–
4
5
LCD_MAP[39:36]
(I/O RAM 0x2407)
LCD_MAP[45:44]
(I/O RAM 0x2406)
SEG Data Register
–
–
–
–
36
37
38
39
–
–
–
–
44
45
LCD_SEGDIO36[5:0] to LCD_SEGDIO45[5:0]
(I/O RAM 0x2434-2437[5:0] to 0x243C-243D[5:0])
DIO Data Register
–
–
–
–
36
37
38
39
–
–
–
–
44
45
LCD_SEGDIO32[0] to LCD_SEGDIO45[0]
(I/O RAM 0x2434-2437[0] to 0x243C-243D[0])
Direction Register:
0 = input, 1 = output
–
–
–
–
36
37
38
39
–
–
–
–
44
45
LCD_SEGDIO32[1] to LCD_SEGDIO45[1]
(I/O RAM 0x2434-2437[1] to 0x243C-243D[1])
Table 51: Data/Direction Registers for SEGDIO51 and SEGDIO55 (71M6541D/F/G)
SEGDIO
51
–
–
–
55
–
–
–
Pin #
33
–
–
–
32
–
–
–
Configuration:
0 = DIO, 1 = LCD
3
–
–
–
7
–
–
–
LCD_MAP[55], LDC_MAP[51]
(I/O RAM 0x2405)
SEG Data Register
51
–
–
–
55
–
–
–
LCD_SEGDIO51[5:0], LCD_SEGDIO55[5:0]
(I/O RAM 0x2443[5:0] and 0x2447[5:0])
DIO Data Register
51
–
–
–
55
–
–
–
LCD_SEGDIO51[0] to LCD_SEGDIO55[0]
(I/O RAM 0x2443[0] and 0x2447[0])
Direction Register:
0 = input, 1 = output
51
–
–
–
55
–
–
–
LCD_SEGDIO51[1] to LCD_SEGDIO55[1]
(I/O RAM 0x2443[1] and 0x2447[1])



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