Hytera RD986 - Page 45

5 5
4 4
3 3
2 2
1 1
D D C C B B A A
3V3D
3V3D
IO_S/P_EN
S/P_CLK S/P_DAT
BACKLED_CTRL
FAN1
VBUS0_EN AUDIO_PA_EN EXT_MIC_CTRL
PWR_ON
/RST-OUT_TX
ACC_IO1
MMP_PRGM_IN4 MMP_PRGM_IN3 MMP_PRGM_IN0
MMP_PRGM_IO4 MMP_PRGM_IO3 MMP_PRGM_IO0
MMP_ACC_IO1
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C402 100p C402 100p
C404
0.1u
C404
0.1u
R458 100R458 100
R413 10KR413 10K
TP403TP403
1
R457 100R457 100
U401
74HC594
U401
74HC594
QB
1
QC
2
QD
3
QE
4
QF
5
QG
6
QH
7
GND
8
SQH
9
RESET
10
SHIFT CLK
11
LATCH CLK
12
OUT EN
13
A
14
QA
15
VCC
16
R403
10K
R403
10K
C403 100p C403 100p
R402
10K
R402
10K
R456 100R456 100
C401 100p C401 100p
TP402TP402
1
R459
100
R459
100
R410
10K
R410
10K
R404
10K
R404
10K
R409
10K
R409
10K
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