Figure 5-10. PKOB-4 Section
24LC256
A0
1
SDA
5
A2
3
A1
2
WP
7
VSS
4
SCL
6
VCC
8
U301
GND
GND
GND
10000pF
16V
0402
C311
UTIL_SCL
UTIL_SDA
PKOB4 Miscellaneous
GREEN
D300
YELLOW
D301
470R
0402
5%
R307
DSC6011JI1B-012.0000
STB
1
GND
2
OUT
3
VDD
4
Y300
0.1uF
16V
0201
C317
3V3_PKOB
ACTIVE
STATUS
XIN
ERASE
PKOB4_SWDIO
PKOB4_SWCLK
PKOB4_nRST
PKoB4 Debug Header
PKOB4_TDO
HDR-1.27 Male 1x2
1
2
J301
100k
0402
5%
R303
100k
0402
5%
R304
100k
0402
5%
R305
3V3_PKOB
3V3_PKOB
3V3_PKOB
3V3_PKOB
SWDCLK
SWO
RST
1 2
3 4
5 6
7 8
9
10
HDR-1.27 Male 2x5
J300
SWDIO
GND
GND
0.1uF
16V
0201
C303
0.1uF
16V
0201
C304
0.1uF
16V
0201
C305
0.1uF
16V
0201
C306
0.1uF
16V
0201
C307
0.1uF
16V
0201
C308
VDDIO Bypass Caps
VDDCORE Bypass Caps
i
Power Class
3V3_PKOB
VDDCORE
3V3_PKOB
GND
VDDIN Cap
0.1uF
16V
0201
C302
VDDCORE
0.1uF
16V
0201
C309
GND
VDDCORE
FB300
0.1uF
16V
0201
C310
GND
GND
VDDCORE
3V3_PKOB
GND
GND
GND
0.1uF
16V
0201
C316
GND
FB301
0.1uF
16V
0201
C315
3V3_PKOB
3V3_PKOB
3V3_PKOB
0.1uF
16V
0201
C313
GND
VDDUTMII
E5
VDDIO
C5
VDDIO
G7
VDDIO
F3
GND
F5
GNDANA
D4
VDDCORE
G6
GNDPLL
E4
VDDIN
C2
VDDPLL
D7
VDDOUT
C3
GND
F6
GND
F4
GND
E7
VDDCORE
D6
VDDCORE
C6
VDDPLLUSB
E6
GNDPLLUSB
C4
VDDUTMIC
B3
GNDUTMI
A8
Value
ATSAME70N21B-CNT
U300B
GND
4.7uF
0402
10V
C301
4.7uF
0402
10V
C312
4.7uF
0402
10V
C314
3V3_PKOB
1k
0402
5%
R306
D_P
D_N
VBUS_DETECT
USB2_HS
USB_HS
VBUS_DETECT
MOSI
SCK_IN
MISO
SCK
CLK_EN
DATA_EN
ICSP
ICSP
ICSP_SPI0_MISO
ICSP_SPI0_SPCK
ICSP_SPI0_MOSI
ISP_SPI1_SPCK
DATA_EN
CLK_EN
DGI_I2C_SCL
DGI_I2C_SDA
STREAM_TXD2
STREAM_RXD2
STREAM_SCK2
DGI_I2C_SCL
DGI_I2C_SDA
DGI_USART_RXD
DGI_USART_TXD
DGI_USART_SCK
DGI_SPI_MISO
DGI_SPI_SCK
DGI_SPI_NCS
CLK_EN
DATA_EN
TDI_DIR
TMS_DIR
DGI_SPI_MOSI
DGI
DGI
ISP_SPI1_SPCK
SPI1_NPCS0
DATA_EN
CLK_EN
TDI_DIR
TMS_DIR
ISP_SPI1_MOSI
ISP_SPI1_MISO
(SCK_IN)
(TMS_TAR)
(ICSP_SDI)
(TDI_TAR)
(TDI_IN)
(TMS_IN)
(TAUX_IN)
UTIL_SDA
UTIL_SCL
ERASE
3V3_PKOB
VDD_GND
PKOB4_SWDIO
PKOB4_SWCLK
PKOB4_TDO
DATA_EN
CLK_EN
PG_SYSTEM
((U)PDI_RXD1)
PDI_SCK1
((U)PDI_TXD1)
(TAUX_TAR)
(SPI0_NPCS0)
ICSP_SPI0_SPCK
ICSP_SPI0_MOSI
ICSP_SPI0_MISO
STREAM_TXD2
STREAM_RXD2
(ICSP_SDO)
(ICSP_SDI)
(ICSP_SCK)
(TDI_IN)
(TMS_IN)
(TAUX_IN)
(TDI_TAR)
(SCK_IN)
(TMS_TAR)
5.62k
R302
PKOB4 Main Micro
USB_VBIAS
STATUS
ACTIVE
ICSP_FORCE_SPI_SS
ISP_SPI_SS
TAUX_DIR
TDI_DIR
TMS_DIR
DW_TX
PKOB4_nRST
PDI_RXD1
PDI_TXD1
PKOB4_REV0
PKOB4_REV1
PKOB4_REV2
PKOB4_REV3
PKOB4_REV4
GND
3V3_PKOB
STREAM_SCK2
VPP_ON
SPI1_NPCS0
VBUS_DETECT
ISP_SPI1_SPCK
ISP_SPI1_MOSI
D_N
CTS0_SPI1_SS
VPP_GND
GND
3V3_PKOB
D_P
3V3_GOOD
DGI_I2C_SDA
DGI_I2C_SCL
DW_RX
4.7k
0402
1%
R300
4.7k
0402
1%
R301
ISP_SPI1_MISO
10pF
25V
0201
C300
TP301
VPP_ON
VPP_GND
5V0_USBGOOD
5V0_nUSBFLT
TP300
ATSAME70N21B-CNT
PA0/PWMC0_H0/TIOA0/A17/BA1/I2SC0_MCK
D8
PA1/PWMC0_L0/TIOB0/A18/I2SC0_CK
C10
PA2/PWMC0_H1/DATRG
D10
PA3/TWD0/LONCOL1/PCK2
F9
PA4/TWCK0/TCLK0/UTXD1
H10
PA5/PWMC1_L3/ISI_D4/URXD1
H9
PA7/XIN32/PWMC0_H3
J2
PA8/XOUT32/PWMC1_H3/AFE0_ADTRIG
K2
PA9/URXD0/ISI_D3/PWMC0_FI0
J9
PA10/UTXD0/PWMC0_EXTRG0/RD
K9
PA11/QCS/PWMC0_H0/PWMC1_L0
J8
PA12/QIO1/PWMC0_H1/PWMC1_H0
K10
PA13/QIO0/PWMC0_H2/PWMC1_L1
G5
PA14/QSCK/PWMC0_H3/PWMC1_H1
H6
PA15/D14/TIOA1/PWMC0_L3/I2SC0_WS
J6
PA16/D15/TIOB1/PWMC0_L2/I2SC0_DI
J5
PA17/QIO2/PCK1/PWMC0_H3/AFE0_AD6
G1
PA18/PWMC1_EXTRG1/PCK2/A14/AFE0_AD7
G2
PA19/PWMC0_L0/A15/I2SC1_MCK/AFE0_AD8
F1
PA20/PWMC0_L1/A16/BA0/I2SC1_CK/AFE0_AD9
F2
PA21/RXD1/PCK1/PWMC1_FI0/AFE0_AD1
J1
PA22/RK/PWMC0_EXTRG1/NCS2
J3
PA23/SCK1/PWMC0_H0/A19/PWMC1_L2
K5
PA24/RTS1/PWMC0_H1/A20/ISI_PCK
K7
PA25/CTS1/PWMC0_H2/A23/MCCK
H7
PA26/DCD1/TIOA2/MCDA2//PWMC1_FI1
K8
PA27/DTR1/TIOB2/MCDA3/ISI_D7
H8
PA28/DSR1/TCLK1/MCCDA/PWMC1_FI2
A9
PA30/PWMC0_L2/PWMC1_EXTRG0/MCDA0/I2SC0_DO
C7
PA31/SPI0_NPCS1/PCK2/MCDA1/PWMC1_H2
A7
DAC1/DCD0/SPI1_NPCS1/PWMC1_L0/GTXCK/PD0
C1
AFE0_AD10/RTCOUT0/TF/RXD0/PWMC0_H0/PB0
E1
DTR0/SPI1_NPCS2/PWMC1_H0/GTXEN/PD1
D2
DSR0/SPI1_NPCS3/PWMC1_L1/GTX0/PD2
E3
RI0/UTXD4/PWMC1_H1/GTX1/PD3
B5
A5
DTR2/TRACED1/PWMC1_H2/GRX0/PD5
D5
DSR2/TRACED2/PWMC1_L3/GRX1/PD6
B6
RI2/TRACED3/PWMC1_H3/GRXER/PD7
A6
TRACECLK/PWMC0_FI1/GMDC/PD8
B7
AFE1_ADTRG/PWMC0_FI2/GMDIO/PD9
B8
MLBSIG/TD/PWMC0_L0/GCRS/PD10
C9
ISI_D5/GTSUCOMP/PWMC0_H0/GRX2/PD11
D9
ISI_D6/SPI0_NPCS2/CANTX1/GRX3/PD12
E10
SDA10/GCOL/PD13
E8
SDCKE/GRXCK/PD14
F10
NBS1/NWR1/RXD2/GTX2/PD15
B10
RAS/TXD2/GTX3/PD16
G9
CAS/SCK2/GTXER/PD17
J10
URXD4/RTS2/SDCS/NCS1/PD18
K6
UTXD4/CTS2/NCS3/PD19
K4
GTSUCOMP/SPI0_MISO/PWMC0_H0/PD20
K3
ISI_D1/TIOA11/SPI0_MOSI/PWMC0_H1/PD21
H5
ISI_D0/TIOB11/SPI0_SPCK/PWMC0_H2/PD22
J4
ISI_HSYNC/TCLK11/RF/PWMC0_L0/PD24
G4
ISI_VSYNC/URXD2/SPI0_NPCS1/PWMC0_L1/PD25
H3
UTXD1/UTXD2/TD/PWMC0_L2/PD26
G3
ISI_D8/TWD2/SPI0_NPCS3/PWMC0_L3/PD27
H4
ISI_D9/TWCK2/URXD3/PD28
J7
AFE0_AD0/ISI_D10/UTXD3/PD30
K1
ISI_D11/PCK2/UTXD3/QIO3/PD31
B1
AFE1_AD0/RTCOUT1/TK/TXD0/GTSUCOMP/PWMC0_H1/PB1
E2
AFE0_AD5/SPI0_NPCS0/CTS0/CANTX0/PB2
H1
AFE0_AD2/ISI_D2/RTS0/PCK2/CANRX0/PB3
H2
TDI/TXD1/MLBCLK/PWMC0_H2/TWD1/PB4
B9
TRACESWO/TDO/TD/MLBDAT/PWMC0_L0/TWCK1/PB5
C8
TMS/SWDIO/PB6
G8
TCK/SWCLK/PB7
E9
XOUT/PB8
A2
XIN/PB9
A1
ERASE/PCK0/GTSUCOMP/PWMC0_L1/PB12
F8
DAC0/SCK0/PCK0/PWMC0_L2/PB13
B2
JTAGSEL
A10
TST
F7
HSDM
A4
HSDP
B4
NRST
G10
VBG
A3
VREFN
D3
VREFP
D1
U300A
PKOB4_SWDIO
PKOB4_SWCLK
PKOB4_nRST
PKOB4_TDO
ACTIVE
STATUS
ERASE
XIN
UTIL_SCL
UTIL_SDA
(TX)
(RX)
D_P
D_N
RXD2
TXD2
STRONG_PULLUP_EN
(DW_RX)
TIOA0
DGI_IO0_DIR
DGI_IO1
DGI_IO0
DGI_IO2
DGI_IO3
DGI_IO3_DIR
DGI_IO2_DIR
DGI_IO1_DIR
PKoB Revision 1
Reserved for PKOB4
Ensure GND connection
to GNDUTMI
Figure 5-11. WFI32E01PC Module
GND
NMCLR
GND
GND
GND
22uF
16V
0805
C405
0.1uF
16V
0402
C404
GND
GND
200R
R417
200R
R418
22pF
25V
0201
DNP
C415
22pF
25V
0201
DNP
C416
GND
GND
WFI32E01PC
V
D
D
50
V
D
D
51
PGD2/AN5/CVD5/CVDR5/CVDT2/RTCC/RPB5/RB5
52
PGC2/AN4/CVD4/CVDR4/RPB4/RB4
2
SOSCI/PB15
53
SOSCO/PK15
54
G
N
D
1
G
N
D
11
G
N
D
22
G
N
D
31
G
N
D
36
G
N
D
37
G
N
D
39
G
N
D
40
USB-
5
USB+
6
AN2/CVD2/CVDR2/CVDT5/USBID/RPB2/RB2
7
VBUS
4
AN1/CVD1/CVDR1/CVDT6/VBUSON/RPB1/RB1
3
SPI1CS1/RPA1/RA1
20
SCK1/RPC6/RC6
21
SDO1/RPC8/RC8
23
SDI1/RPC7/RC7
19
TDI/PGD4/AN9/CVD9/CVDR9/RPB9/RB9
48
TDO/AN7/CVD7/CVDR7/RPB7/RB7
49
TCK/PGC4/AN8/CVD8/CVDR8/RPB8/RB8
47
TMS/AN6/CVD6/CVDR6/RPB6/RB6
46
SCL1/RPA4/RA4
33
SDA1/RPA5/RA5
32
CVDT11/ETXEN/RPC13/RC13
8
CVDT9/ERXD0/RPC11/RC11
9
CVDT8/ERXD1/RPC10/RC10
10
CVDT10/ETH_CLK_OUT/RPC12/RC12
12
CVDT12/ETXD1/RPC14/RC14
13
CVDT13/ETXD0/RPC15/RK15
14
CVDT14/ERXDV/RPK12/RK12
15
CVDT7/ERXERR/RPC9/RC9
18
CVDT15/EMDIO/RPK13/RK13
16
CVDT16/EMDC/RPK14/RK14
17
PTA_WLAN_ACTIVE/RPK5/RK5
27
BT_CLK_OUT/RPK4/RK4
24
PTA_BT_ACTIV/RPK7/RK7
28
PTA_BT_PRIO/RPK6/RK6
25
MCLR
26
U1RX
30
U1TX
29
RF_FE_2/RPK3/RK3
35
RF_FE_4/RPK1/RK1
34
NC
38
AN15/ANN1/CVD15/CVDR15/RPA13/RA13
42
SCK2/RPA11/RA11
43
ANA0/RPB12/RB12
45
AN14/ANN0/CVD14/CVDR14/RPA14/RA14
44
AN17/CVD17/CVDR17/INT0/RPA10/RA10
41
E
G
N
D
61
E
G
N
D
62
E
G
N
D
63
U400
USB_D-
USB_D+
USBID/AN2/CVD2/CVDR2/CVDT5/RPB2
VBUSON/CVD1/CVDR1/CVDT6/AN1/RPB1
SCK2/RPA11
ANA0/RPB12
ANN0/CVD14/CVDR14/RPA14
ANN1/CVD15/CVDR15/RPA13
INT0/AN17/CVD17/CVDR17/RPA10
SDA1/RPA5
SCL1/RPA4
RF_FE_4/RPK1
RF_FE_2/RPK3
PTA_BT_ACTIVE/RPK7
PTA_WLAN_ACTIVE/RPK5
PTA_BT_PRIO/RPK6
SDO1/RPC8
BT_CLK_OUT/RPK4
SDI1/RPC7
SCK1/RPC6
SPI1CS/RPA1
EMDIO/CVDT15/RPK13
EMDC/CVDT16/RPK14
ERXERR/CVDT7/RPC9
ERXDV/CVDT14/RPK12
3V3_MOD
U1TX
U1RX
120R @ 100MHz
FB400
120R @ 100MHz
FB401
0R
0402
R408
0R
0402
R409
0R
0402
R410
VBUS_WFI32E
0.1uF
16V
0402
C423
PGD2/AN5/CVD5/CVDR5/CVDT2/RTCC/RPB5
PGC2/AN4/CVD4/CVDR4/CVDT3/RPB4
PGC4/TCK/AN8/CVD8/CVDR8/RPB8
PGD4/TDI/AN9/CVD9/CVDR9/RPB9
TDO/AN7/CVD7/CVDR7/CVDT0/RPB7
TMS/AN6/CVD6/CVDR6/CVDT1/RPB6
SOSCI/PB15
SOSCO/PK15
ETXD0/CVDT13/RPC15
ETXD1/CVDT12/RPC14
ETH_CLK_OUT/CVDT10/RPC12
ERXD1/CVDT8/RPC10
ERXD0/CVDT9/RPC11
ETXEN/CVDT11/RPC13
CAD NOTE
All the DATA and CLK lines should have
proper GND.
EV36W50A
Appendix A: Reference Circuit
©
2022 Microchip Technology Inc.
and its subsidiaries
User Guide
DS50003262A-page 21
