User manual

PICkit™ Serial Analyzer Firmware

TABLE 9-3: STATUS BLOCK

9.4 EXEC

The EXEC module will directly decode the data stream from the host. The list of differ-

ent commands is shown in Table 9-4. Every data stream from the software to the

PICkit™ Serial Analyzer begins with one of the following EXEC command TAG bytes.

TABLE 9-4: EXEC COMMAND (ECMD) TAG BYTES

TAG byte 0x01 signifies that the following byte is one of the commands listed in

Table 9-5.

TAG Bytes Definition

0-3 EXEC section

4-11 Generic COMM section

12-19 Protocol specific communication section

TAG/ECMD LEN Name Description

0x00 1 END OF DATA Marks the end of valid data

0 TAG

0x01 1 COMMAND Executive command

0 TAG

1 Command byte (see

Table 9-5)

0x02 25 CONTROL_BLOCK_WRITE Write control block to PIC

MCU

0 TAG

1:24 Control block

0x03 N+2 CBUF1_WRITE Write data to circular buffer 1

0 TAG

1 Byte count (N)

2 : N+1 Data

0x04 N+2 CBUF2_WRITE Write data to circular buffer 2

0 TAG

1 Byte count (N)

2 : N+1 Data

0x05 N+2 CBUF3_WRITE Write data to circular buffer 3

0 TAG

1 Byte count (N)

2 : N+1 Data

0x06 2 LED1_CONFIG Configure LED 1

0 TAG

1 Configuration Byte

0x07 2 LED2_CONFIG Configure LED 2

0 TAG

1 Configuration byte