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L1
F-BEAD 1.4A
VDD
3V3
Y ELLOW
C22
+
C21
68uF 16V
.1uF
GND
nRESET
R17
220K
VDD
3V3
3V3
C24
.1uF
C25
SW7
.1uF
GND
RESET
MICRO
**
FB1
1
2
MINI-USB
FERRITE BEAD
J9
USB_MINI_B_0
C27
**
10nF
1
VCC
R20
27R
2
D-
3
D+
R22
27R
4
C33
NC
5
C32
47pF
GND
6
47pF
CASE
VDD
TP21
R24
3.3K
J11
1
2
BKGD
3
4
nRESET
5
6
HEADER 2X3
DEBUG HDR
AN‐1590, Rev. New
U6
20
RXD0
TP17
TXD
1
DTR#
2
RTS#
3
VCC3O
VCCIO
4
TXD0
TP18
RXD
5
RI#
6
GND
7
DSR#
8
DCD#
RESET#
9
CTS#
19
J8
CBUS3
3V3OUT
18
"HOLD IN
CBUS0
USBDM
RESET"
FT231XS-R
5V
USBDM
USBDP
SPI BOARD
INTERFACE
VDD
HOLT INTEGRATED CIRCUITS
10
CBUS2
17
CBUS1
15
5V
VCC
C23
14
.1uF
16
GND
13
VCC3O
R18
12
USBDM
3.3K
11
USBDP
C26
USBDP
0.1uF
J10
U5
80
1
MISO2
SS1/PP3
79
2
MOSI2
SCK1/PP2
78
3
SCK2
MOSI1/PP1
4
MISO1/PP0
14
IOC7/PT7
13
30
nRESET
IOC6/PT6
RESET
12
IOC5/PT5
11
70
SCK
IOC4/PT4
SCK0
8
71
IOC3/PT3
MOSI0
7
72
nCS
IOC2/PT2
SS0
6
73
IOC1/PT1
MISO0
5
IOC0/PT0
16
PB0
17
PB1
75
18
PM0/RX
PB2
74
19
PM1/TX
PB3
20
PB4
21
PB5
BKGD
15
22
MODC/BKGD
PB6
VDD
23
PB7
69
41
PJ6
PA0
68
42
PJ7
PA1
43
PA2
66
44
R19
PS3/TXD1
PA3
65
45
PS2/RXD1
PA4
TXD0
64
46
3.3K
PS1/TXD0
PA5
63
47
RXD0
PS0/RXD0
PA6
48
PA7
40
XIRQ/PE0
39
51
IRQ/PE1
PAD00/AN00
52
PAD01/AN01
38
53
PE2
PAD02/AN02
37
54
PE3
PAN03/AN03
27
55
ECLK/PE4
PAD04/AN04
26
56
PE5
PAD05/AN05
25
57
PE6
PAD06/AN06
24
58
XCLKS/PE7
PAD07/AN07
C28
29
10pF
VDDR1
34
77
1 Mohm
EXTAL
VDDX
C29
R21
220nF
C31
Y 1
28
10pF
VSSR1
35
76
XTAL
VSSX
62
4Mhz
VSSA
67
VREGEN
59
VDDA
60
VRH
61
VRL
31
VDDPLL
C34
C35
C36
9
VDD1
R23
.01uF
49
220nF
VDD2
33
470pF
C37
4.7K 1%
VSSPLL
10
220nF
C39
VSS1
50
VSS2
32
36
XFC
TEST
220nF
MC9S12XDT512CAA
Title
HI-1590 - Microcontroller
Size
Document Number
B
<Doc>
Date:
Wednesday , July 09, 2014
10/10/14
SI
SO
VDD
C30
220nF
VDD
C38
220nF
Rev
<Rev Code>
Sheet
3
of
3
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