User manual

MCP43XXEV Evaluation Board User’s Guide
DS51892A-page 14 © 2010 Microchip Technology Inc.
FIGURE 2-1: TSSOP20EV Evaluation Board Circuit.
19
20
12
11
1
2
DIP-20 (1)
J1
NC
V
DD
V
SS
SDA
SCL
NC
TSSOP-20 (1)
1
2
9
20
19
12
10
11
9
10
Requires blue
PICkit Serial / ICSP
Interface
wire jumpering
to connect the
PICkit Interface
to the selected
device
P20
P19
P12
P11
P1
P2
P9
P10
P1
R
1U
R
1D
P2
R
2U
R
2D
P19
R
19U
R
19D
P20
R
20U
R
20D
NC
V
DD
V
SS
SDI
SCK
SDO
C1
C2
V
DD
V
SS
1
2
9
20
19
12
10
11
SSOP-20
P1
P2
P9
P10
P19
P20
P11
P12
VIA2
VIA1
XTAL
PIC Circuitry (bottom of PCB)
C3
C4
Note: The TSSOP-14 device (Rheostat) will use the TSSOP-20 footprint, with not all pins
connected.