Schematics
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
COMM PWR
t
100-300ms
WDO
WD
WDI
Minimum Timeout Settings
SET2
0
1
Disabled
1s
10s
60s
SET1 SET0
0
0
t
WD
11
1
11
111
PB6_WD_EN: 1 - DISABLE, 0 - ENABLE.
Watchdog
NOTE: Make 2 jumpers short, if programming used by UM24 CONN.
# Function Button
SWDIO
SWCLK
OSC_IN
OSC_OUT
OSC_IN
OSC_OUT
RTC_OSC_IN
RTC_OSC_OUT
PB1_LED
PB1_LED
BOOT1
PB5_WDI
TMS
TCK
RTC_OSC_OUT
RTC_OSC_IN
RESET
PB5_WDI
PB6_WD_EN
PB6_WD_EN
RESET
SWDIO
SWCLK
SWDIO
SWCLK
SWD_CLK
SWD_IO
RESET
VCC_3.3V
VCC_3.3V
VCC_3.3V
VCC_3.3V
VCC_3.3V VCC_3.3V
VCC_3.3V
VCC_3.3V
VCC_3.3V
VCC_3.3V
VCC_3.3V
GND
MOSI[4]
LAN_RST [4]
SCLK[4]
LAN_SCS [4]
UART1_RXD[6]
UART2_RXD[6]
PB12_UHF_PWR [3]
UART1_TXD[6]
UART2_TXD[6]
PB10_OUT0 [6]
PB11_OUT1 [6]
PB13_IN0 [6]
PB14_IN1 [6]
MISO[4]
LAN_INT[4]
SWD_CLK [6]
SWD_IO [6]
Title
Size
Document Number Re v
Date: Sheet
of
<Doc> 2.0
MCU
B
27Monday, March 16, 2020
Title
Size
Document Number Re v
Date: Sheet
of
<Doc> 2.0
MCU
B
27Monday, March 16, 2020
Title
Size
Document Number Re v
Date: Sheet
of
<Doc> 2.0
MCU
B
27Monday, March 16, 2020
C7
100nF
R9
10K
U1
STM32F103C8T6
PA0/WKUP
10
PA1
11
PA2
12
PA3
13
PA4
14
PA5
15
PA6
16
PA7
17
PA8
29
PA9
30
PA10
31
PA11
32
PA12
33
PA13
34
PA14
37
PA15
38
PC13/TAMPER_RTC
2
PC14/RTC_OSCIN
3
PC15/RTC_OSCOUT
4
PD0/OSCIN
5
PD1/OSCOUT
6
VDD_3
48
VDD_2
36
VDD_1
24
PB0
18
PB1
19
PB2
20
PB3
39
PB4
40
PB5
41
PB6
42
PB7
43
PB8
45
PB9
46
PB10
21
PB11
22
PB12
25
PB13
26
PB14
27
PB15
28
BOOT0
44
VBAT
1
NRST
7
VSSA
8
VDDA
9
VSS_3
47
VSS_2
35
VSS_1
23
SW1
PTS-040
1 2
3
4
R7
10K
R5 10K
R8
10K
C4
100nF
TP10 TP11
C3 18pF
TP7
TP5
Q1
DTC114EET1
1
3
2
TP6
R2 0
C5
100nF
D2
LED_GREEN
12
R3 0
C6
100nF
TP1
TP4
TP3
C2 18pF
R4 @10K
CN1
ACES 88266-04
1
2
3
4
5
6
R1 10K
R12
470
D1
LED_YELLOW
12
C10
100nF
TP9
U2
MAX6369
WDI
1
GND
2
NC
3
SET0
4
SET1
5
SET2
6
WDO
7
VCC
8
R14
4.7K
R15 1K
D17
PESD0603-240
12
R6 10K
C12
100nF
C11 18pF
J2 @XH2.54-2P
1 2
TP12
R11 10K
Q3
MMBT3904T-FDICT
TP2
R10 0
C1
100nF
X1
8MHZ
12
C8
100nF
C9 18pF
C63
22pF
R13
470
J1 @XH2.54-2P
1 2
TP8
Q2
DTC114EET1
1
3
2
X2
32.768kHz
12
EGLTEC 4-Port UHF RFID Reader-Fixed
SF-0204
廠牌:EGLTEC