psa

START

Initialize input task veriables

Set s1 and s2 flags to 0 and set the selected command.

s4884745_rcdmin_button_read()

s1_flag = 1?

Increment the selected cmd

maximum increment?

return to the first cmd

Send the cmd_update and s1_pressed to output queue

s3_flag = 1?

s4884745_rcdmin_switchbank()

Form output:

cmd = selected_cmd, value = VALUE[7:0]

Send output to RCDM queue and s3_pressed to output queue

Delay 50ms

START

Set S1 = 0, S3 = 0, and all event flags to 0.

s1 = read s1 state and s3 = read s3 state.

for both buttons:

pressed = 0, release = 1

S1 edge release to press?

set s1_event = 1;

previous_s1 = current_s1

S3 edge release to press?

s3_event = 0;

previous_s3 = current_s3

return:

s1_event and s3_event

END of function

START

value = 0

bit_index = 0

Read swich input.

value[bit_index] = switch_state

bit_index=bit_index+1;

bit_index < 8

Return VALUE[7:0]

END

START

Initialise output task variables, cmd display to OLED, XYZ display and LED state.

Receive message from output queue

message received?

message = cmd_update?

message = xyz_update?

message = btn_press?

s4884745_rcdmout_display(message)

s4884745_rcdmout_update_btn(message)

s4884745_rcdmout_display_xyz(message)

keep current output

rtos delay 50ms

Y

START

input command

cmd valid?

Used default input

Output 4-bit display pattern for the cmd

s4884745_rdcminit()

LTA1000G map bits to SEG0 through to 3

Set SEG0 = bit_0; SEG1= bit_1; SEG2=bit_2; SEG=bit_3

Return output

END

START

get acc_val

= [val1, val2, vla3]

Display to 7 segment display

axis == X?

axis == Y?

axis == Z?

set X

set Y

set Z

Refresh 7 segment display

END

START

input of some sort

button press?

Radio tx?

Set D2 high

Set D1 high

Store LED state for next output

Return current state

START

xQueueReceive(txQueue, &msg, 10 ticks)

message received?

Init radio tx variables.

Build radio packed from message

s4884745_hamming(message);

s4884745_reg_tx_send_packet()

tx success?

send tx semaphore to output queue

Keep error state

50ms rtos delay