Texas Instruments BQ76942EVM, Руководство пользователя

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TPS76333DBVR
IN
1
2
EN
3
NC
4
OUT
5
GND
U12
VBUS
1
D-
2
D+
3
ID
4
GND
5
6
7
8
1
1
1
0
9
J24
VBUS TP43
DNP
33 R90
33 R91
10k
R93
1
MP2 MP1
2
MP3 MP4
S3
10k
R99
3.3V
3.3V
QGND
uC_HDQ
VBUS 3.3V
2.0k
R92
1.0M
R95
1.0M
R94
VUSB
VUSB
0.47uF
C53
0.47uF
C47
4
1
2
3
J27
TP44
DNP
1
2
3
Y1
VBUS
0.47uF
C55
330
R96
330
R97
330
R98
TP45
DNP
GND
P7.4/TB0.2
P7.5/TB0.3
P7.6/TB0.4
P7.7/TB0CLK/MCLK
1
2
J25
5
4
1
2
3
6
7
J22
DNP
QGND
QGND QGND QGND
QGND
QGND
NT5
Net-Tie
QGND
PGND
U14 U13
MSP430F5529IPN
P6.4/CB4/A4
1
P6.5/CB5/A5
2
P6.6/CB6/A6
3
P6.7/CB7/A7
4
P7.0/CB8/A12
5
P7.1/CB9/A13
6
P7.2/CB10/A14
7
P7.3/CB11/A15
8
P5.0/A8/VREF+/VEREF+
9
P5.1/A9/VREF-/VEREF-
10
AVCC1
11
P5.4/XIN
12
P5.5/XOUT
13
AVSS1
14
P8.0
15
P8.1
16
P8.2
17
DVCC1
18
DVSS1
19
VCORE
20
P1.0/TA0CLK/ACLK
21
P1.1/TA0.0
22
P1.2/TA0.1
23
P1.3/TA0.2
24
P1.4/TA0.3
25
P1.5/TA0.4
26
P1.6/TA1CLK/CBOUT
27
P1.7/TA1.0
28
P2.0/TA1.1
29
P2.1/TA1.2
30
P2.2/TA2CLK/SMCLK
31
P2.3/TA2.0
32
P2.4/TA2.1
33
P2.5/TA2.2
34
P2.6/RTCCLK/DMAE0
35
P2.7/UCB0STE/UCA0CLK
36
P3.0/UCB0SIMO/UCB0SDA
37
P3.1/UCB0SOMI/UCB0SCL
38
P3.2/UCB0CLK/UCA0STE
39
P3.3/UCA0TXD/UCA0SIMO
40
P3.4/UCA0RXD/UCA0SOMI
41
P3.5/TB0.5
42
P3.6/TB0.6
43
P3.7/TB0OUTH/SVMOUT
44
P4.0/PM_UCB1STE/PM_UCA1CLK
45
P4.1/PM_UCB1SIMO/PM_UCB1SDA
46
P4.2/PM_UCB1SOMI/PM_UCB1SCL
47
P4.3/PM_UCB1CLK/PM_UCA1STE
48
DVSS2
49
DVCC2
50
P4.4/PM_UCA1TXD/PM_UCA1SIMO
51
P4.5/PM_UCA1RXD/PM_UCA1SOMI
52
P4.6/PM_NONE
53
P4.7/PM_NONE
54
P5.6/TB0.0
55
P5.7/TB0.1
56
P7.4/TB0.2
57
P7.5/TB0.3
58
P7.6/TB0.4
59
P7.7/TB0CLK/MCLK
60
VSSU
61
PU.0/DP
62
PUR
63
PU.1/DM
64
VBUS
65
VUSB
66
V18
67
AVSS2
68
P5.2/XT2IN
69
P5.3/XT2OUT
70
TEST/SBWTCK
71
PJ.0/TDO
72
PJ.1/TDI/TCLK
73
PJ.2/TMS
74
PJ.3/TCK
75
RST/NMI/SBWTDIO
76
P6.0/CB0/A0
77
P6.1/CB1/A1
78
P6.2/CB2/A2
79
P6.3/CB3/A3
80
U9
NT3
Net-Tie
NT4
Net-Tie
uC_HDQ
SCL2
SDA2
SMBC1
SMBD1
uC_SCL
uC_SDA
3.3V
10k
R85
10k
R86
U10 U11
5
4
1
2
3
J26
DNP
QGND
LED1
LED2
LED3
LED1
LED2
LED3
RST
TEST
DP
DM
PUR
RST
TEST
DM
DP
PUR
uC_HDQ
Green
D14
Green
D15
Green
D16
10k
R87
uC_SPI_CLK
uC_SPI_CS
uC_SPI_MOSI
5
4
1
2
3
6
7
8
9
10
11
J23
PBC11SAAN
DNP
uC_SPI_CLK
P4_2
P4_3
uC_SPI_CS
uC_SPI_MOSI
uC_SPI_MISO_B
uC_SPI_CS
uC_SPI_CLK
uC_SPI_MOSI
uC_SPI_MISO_B
P4_3
P4_2
GND
4
B2
6
B1
7
DIR
5
A1
2
A2
3
VCCA
1
VCCB
8
SN74LVC2T45DCTR
U8
QGND
uC_SPI_MISO_A
uC_SPI_MISO_B
P4_2
Level Translation for digital
signals from device to uC
0.1uF
C52
0.1uF
C46
0.1uF
C54
0.1uF
C44
0.1uF
C51
0.1uF
C48
10
µ
F
C49
10
µ
F
C50
2200pF
C56
REG1 3.3V
0
R89
QGND
0.1uF
C45
QGND
REG1
SCL2
SDA2
SMBC1
SMBD1
0
R88
TP42
QGND
Figure 5-12. Schematic Diagram Interface Adapter
BQ76942EVM Circuit Module Physical Construction www.ti.com
42 BQ76942 Evaluation Module SLUUC32A – NOVEMBER 2019 – REVISED OCTOBER 2020
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