Hardware Manual

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TESSERA TECHNOLOGY INC.

4. Boot mode

The start-up modes are shown in Table 4-1. 4 different start-up modes are available. The

starting mode can be selected using the EHMD switch (SW4) and the MD switch (SW3)

as shown in Figure 4-1.

Table 4-1: Four Startup Modes

Boot mode

Switch settings

explanation

EHMD

(SW4)

(SW3)

Normal start-up

Normal

(Low)

S_Chip

(Low)

User programs written to code flash memory

Stand-alone execution.

SWD Debugging

Make emulator connections using the SWD

interface.

Energy Harvest

Launch

EHC

(High)

Mode used when operating with EHC.

SCI boot mode

Don’t

Care

Boot

(High)

Using the Renesas Flash Programmer (RFP),

Program the flash memory with a USB connection.

Figure 4-11: EHMD switch (SW4) and MD switch (MD3) on the boat