Microchip Technology Curiosity PIC32MZ EF 2.0, Руководство пользователя

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Pin Number Name Description Interface
6 UART RTS UART Ready to send UART
7 I
2
C SCL Clock line for I
2
C interface. I
2
C
8 STBY/RST Standby/Reset control GPIO
9 I
2
C SDA Data line for I
2
C interface. I
2
C
10 Audio WS/LRCLK Audio Word Select/Left Right Clock I
2
S
11 Audio In Audio into MCU, out from CODEC I
2
S
12 Audio CLK Audio clock I
2
S
13 Audio out Audio out of MCU, in to CODEC/DAC I
2
S
14 REFCLK/MCK Reference clock #1 REFCLK
15 GND Ground Power
16 GND Ground Power
17 NC Legacy hold over -
18 +3.3v VDD Power
19 NC Legacy hold over -
20 +5.0v VDD Power
21 (1) Audio WS/ Audio LRCLK Audio Word Select/Left Right Clock I
2
S
22 (2) Card ID pin Communication line to the daughter card and
PKoB4.
Connected to
PKoB4
23 (3) Audio CLK Audio Clock I
2
S
24 (4) NC
25 (5) Audio IN Audio into MCU, out from CODEC I
2
S
26 (6) NC
27 (7) Audio OUT Audio out of MCU, in to CODEC/DAC I
2
S
28 (8) NC
29 (9) REFCLK2/MCK2 Reference clock #2 REFCLK
30 (10) NC
31 (11) GND Ground Power
32 (12) GND Ground Power
1.6.3 Port Connections
The following table provides the port and connections to the X32 Audio interface. The I
2
S signals listed are the main
signals, and both of these signals are available at each interface, refer to the X32 Interface Block Diagram for
additional information.
Table 1-3. Port Connections
Interface X32#1 X32#2
UART RX RPC4 RPE9
UART TX RPC1 RPG9
Development Board Functionality and Features
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2019 Microchip Technology Inc.
DS70005400A-page 11