Zilog ZUSBOPTS Manual de usuario descargar pdf (Pagina 21)

UM026203-0115 MCU Module

MultiMotor Series Development Kit

User Manual

C Connector

On some MCU modules, a 4-pin connector is provided to access the I

C functions of the

MCU. Figure 8 shows the I

C connector pin layout for the Z51F3220 MCU Module.

Table 6 identifies the I

C connector pin signals and their functions.

5 V

Connector

For programming and debugging purposes, each MCU Module can be powered using a

bench power supply without being attached to the MultiMotor Series Development Board.

To power up the MCU Module in this manner, connect 5 V DC to the 5 V

connector and

ground, as indicated in Table 1

on page 8.

Figure 8. I

C Connector, Z51F3220 MCU Module

Table 6. I

C Connector

Signal Pin

Direction

(With Respect

To The MCU) Description

_5V 1 N/A 5V DC power.

SDA 2 I/O Data.

SCL 3 I/O Clock.

GND 4 N/A Ground.

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 40 41

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Zilog ZUSBOPTS Manual de usuario Pagina 21