1
1
2
2
3
3
4
4
5
5
A A
B B
C C
D D
TMS[2]
MD5 [2,4]
PE00/HIFEBL/SCK_SIO0 [2,6]
TDI[2]
TDO[2]
_TRST[2]
_RES [2,3,4,6]
TCK[2] _ASEMD [2]
FLASH_WP [3]
PE03/HIFMD [2]
_RESET_IN[6]
PC17/MDC [2]
PC18/LNKSTA [2]
PC19/EXOUT [2]
PC16/MDIO [2]
3VCC
1.8VCC_EX 1.8VCC_IN 1.8VCC
1.8VCC_EX
3VCC
3VCC
3VCC
3VCCVCC
3VCC
VCC
3VCC
1.8VCC_INVCC
3VCC
3VCC
3VCC
RENESAS SOLUTIONS CORPORATION
DATE
APPROVED
SCALE
DESIGNEDCHECKED
DRAWN
CHANGE
( / )57
DK30575-C
08-08-19
Ver.1.01
M3A-HS19
H-UDI/RESET/POWER
RENESAS SOLUTIONS CORPORATION
DATE
APPROVED
SCALE
DESIGNEDCHECKED
DRAWN
CHANGE
( / )57
DK30575-C
08-08-19
Ver.1.01
M3A-HS19
H-UDI/RESET/POWER
RENESAS SOLUTIONS CORPORATION
DATE
APPROVED
SCALE
DESIGNEDCHECKED
DRAWN
CHANGE
( / )57
DK30575-C
08-08-19
Ver.1.01
M3A-HS19
H-UDI/RESET/POWER
User PortMode Switch

1.8V EXTERNAL

5V TO 1.8V LINEAR REGULATOR

1-2 Fixed 1.8V
2-3 External 1.8V
1:ON BIG ENDIAN (MSB FIRST)
1:OFF LITTLE ENDIAN (LSB FIRST)
2:ON NOT HIF ACTIVE
2:OFF HIF ACTIVE
3:ON NORMAL BOOT
3:OFF HIF BOOT
4:ON FLASH WRITE PROTECT
4:OFF FLASH UNLOCK

Cd

Ra
Rb
Ra
Rb

RESET

SWITCH
Power On Reset

td = 34ms[0.34*Cd(pF)usec]

Vs = 2.5V[1.25*((Ra+Rb)/Rb)]

POWER LED VCC

BLUE

IADJ = 55µA

5V TO 3.3V LINEAR REGULATOR

1-2 Power On

2-3 Power Off

VOUT = VREF * (1 + Rb/Ra) + IADJ * (Rb)

Power

Switch

Power

Connector

Decoupling Caps
for LVC14

All regulator TABs are VOUT.

Decoupling Caps
H-UDI INTERFACE

Vout = 3.305V

Ra
Rb

IADJ = 55µA

Vout = 1.799V

Decoupling Caps
for TC7S08FU
+
CE5
22µF
+
CE5
22µF
J7
S2B-XH-A
J7
S2B-XH-A
1
2
R72
10KΩ
R72
10KΩ
R85
4.7KΩ
R85
4.7KΩ
R83
4.7KΩ
R83
4.7KΩ
+
CE4
10µF
+
CE4
10µF
C9
0.1µF
C9
0.1µF
R76
300Ω
R76
300Ω
U16
LMS1587CS-ADJ
U16
LMS1587CS-ADJ
ADJ/GND
1
IN
3OUT 2
TAB 4
JP3
HW-3P
JP3
HW-3P
1
3
2
R77
4.7KΩ
R77
4.7KΩ
R70
180Ω
R70
180Ω
U14A
LVC14
U14A
LVC14
1 2
CP38
0.1µF
CP38
0.1µF
CP39
0.1µF
CP39
0.1µF
R79
4.7KΩ
R79
4.7KΩ
+
CE7
10µF
+
CE7
10µF
CP40
0.1µF
CP40
0.1µF
R74
100Ω
R74
100Ω
+
CE9
22µF
+
CE9
22µF
R75
10KΩ
R75
10KΩ
SW1
MS-12AAH1
SW1
MS-12AAH1
2
1
3
+
CE6
22µF
+
CE6
22µF
U15
TC7S08
U15
TC7S08
1
2
4
U12
LMS1587CS-ADJ
U12
LMS1587CS-ADJ
ADJ/GND
1
IN
3OUT 2
TAB 4
R81
130Ω
R81
130Ω
ON
SW4
A6S-4101
ON
SW4
A6S-4101
1
2
3
4
8
7
6
5
R84
4.7KΩ
R84
4.7KΩ
RA7
A4.7KΩ
RA7
A4.7KΩ
1 5
2
3
4
6
7
8
9
10
R86 0ΩR86 0Ω
R82
4.7KΩ
R82
4.7KΩ
+
CE8
10µF
+
CE8
10µF
J14
HEC0470-01-630
J14
HEC0470-01-630
1
2
3
R78
4.7KΩ
R78
4.7KΩ
R80
4.7KΩ
R80
4.7KΩ
R71
4.7KΩ
R71
4.7KΩ
R73
4.7KΩ
R73
4.7KΩ
U14B
LVC14
U14B
LVC14
3 4
R67
110Ω
R67
110Ω
JP9
XG8V-0334
JP9
XG8V-0334
1
3
2
U13
M51957BFP
U13
M51957BFP
OUT 6
Cd 5
GND
4
IN
2
VCC 7
J8
A2-2PA-2.54DSA
J8
A2-2PA-2.54DSA
1
2
R69
1KΩ
R69
1KΩ
LED5
UB1114C
LED5
UB1114C
+
CE10
22µF
+
CE10
22µF
J6
7614-6002
J6
7614-6002
TCK
1
_TRST
2
TDO
3
N.C.
4
TMS
5
TDI
6
_RESET
7
N.C.
8
(GND) 9
GND 10
UVCC
11
GND 12
GND 13
GND 14
ON
SW3
A6S-4104
ON
SW3
A6S-4104
1
2
3
4
8
7
6
5
R87
_4.7KΩ
R87
_4.7KΩ
SW2
B3N-3012
SW2
B3N-3012
1
2 4
3
R68
1kΩ
R68
1kΩ