Static Call Graph for image .\Out_Files\UM2020.axf



#<CALLGRAPH># ARM Linker, 5060750: Last Updated: Thu Apr 16 10:28:09 2026

Maximum Stack Usage = 68 bytes + Unknown(Cycles, Untraceable Function Pointers)

Call chain for Maximum Stack Depth:

main ⇒ app_init ⇒ app_uart_init ⇒ uart1_init ⇒ uart1_set_baud_rate ⇒ __aeabi_uidivmod

Mutually Recursive functions

  • NMI_Handler   ⇒   NMI_Handler
  • HardFault_Handler   ⇒   HardFault_Handler
  • SVC_Handler   ⇒   SVC_Handler
  • PendSV_Handler   ⇒   PendSV_Handler
  • ADC_IRQHandler   ⇒   ADC_IRQHandler

    Function Pointers

    Global Symbols

    __main (Thumb, 0 bytes, Stack size unknown bytes, entry.o(.ARM.Collect$$$$00000000))
    [Address Reference Count : 1]

    _main_stk (Thumb, 0 bytes, Stack size unknown bytes, entry2.o(.ARM.Collect$$$$00000001))

    _main_scatterload (Thumb, 0 bytes, Stack size unknown bytes, entry5.o(.ARM.Collect$$$$00000004))

    [Calls]

    __main_after_scatterload (Thumb, 0 bytes, Stack size unknown bytes, entry5.o(.ARM.Collect$$$$00000004))

    [Called By]

    _main_clock (Thumb, 0 bytes, Stack size unknown bytes, entry7b.o(.ARM.Collect$$$$00000008))

    _main_cpp_init (Thumb, 0 bytes, Stack size unknown bytes, entry8b.o(.ARM.Collect$$$$0000000A))

    _main_init (Thumb, 0 bytes, Stack size unknown bytes, entry9a.o(.ARM.Collect$$$$0000000B))

    __rt_final_cpp (Thumb, 0 bytes, Stack size unknown bytes, entry10a.o(.ARM.Collect$$$$0000000D))

    __rt_final_exit (Thumb, 0 bytes, Stack size unknown bytes, entry11a.o(.ARM.Collect$$$$0000000F))

    Reset_Handler (Thumb, 4 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    NMI_Handler (Thumb, 2 bytes, Stack size 0 bytes, startup.o(.text))

    [Calls]


    [Called By]
    [Address Reference Count : 1]

    HardFault_Handler (Thumb, 2 bytes, Stack size 0 bytes, startup.o(.text))

    [Calls]


    [Called By]
    [Address Reference Count : 1]

    SVC_Handler (Thumb, 2 bytes, Stack size 0 bytes, startup.o(.text))

    [Calls]


    [Called By]
    [Address Reference Count : 1]

    PendSV_Handler (Thumb, 2 bytes, Stack size 0 bytes, startup.o(.text))

    [Calls]


    [Called By]
    [Address Reference Count : 1]

    ADC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))

    [Calls]


    [Called By]
    [Address Reference Count : 1]

    CAN_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    COMP0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    COMP1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    COMP2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    DMA_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    FLASH_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    GTIMER0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    GTIMER1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    GTIMER2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    I2C_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    LPTIMER0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    LPTIMER1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    LPTIMER2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    LPUART_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    OPA_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    QSPI_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    RTC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    SPI0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    SPI1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    UART0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    VDT_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    VREF_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    WDT_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    WWDT_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup.o(.text))
    [Address Reference Count : 1]

    __aeabi_uidiv (Thumb, 0 bytes, Stack size 12 bytes, uidiv.o(.text), UNUSED)

    __aeabi_uidivmod (Thumb, 44 bytes, Stack size 12 bytes, uidiv.o(.text))

    [Stack]


    [Called By]

    __aeabi_uldivmod (Thumb, 96 bytes, Stack size 48 bytes, uldiv.o(.text), UNUSED)

    [Calls]


    [Called By]

    __scatterload (Thumb, 28 bytes, Stack size 0 bytes, init.o(.text))

    [Calls]


    [Called By]

    __scatterload_rt2 (Thumb, 0 bytes, Stack size 0 bytes, init.o(.text), UNUSED)

    __aeabi_llsl (Thumb, 32 bytes, Stack size 8 bytes, llshl.o(.text), UNUSED)

    [Called By]

    _ll_shift_l (Thumb, 0 bytes, Stack size 8 bytes, llshl.o(.text), UNUSED)

    __aeabi_llsr (Thumb, 34 bytes, Stack size 8 bytes, llushr.o(.text), UNUSED)

    [Called By]

    _ll_ushift_r (Thumb, 0 bytes, Stack size 8 bytes, llushr.o(.text), UNUSED)

    GPIO_PA_IRQHandler (Thumb, 48 bytes, Stack size 24 bytes, gpio.o(i.GPIO_PA_IRQHandler))

    [Stack]


    [Address Reference Count : 1]

    GPIO_PB_IRQHandler (Thumb, 50 bytes, Stack size 24 bytes, gpio.o(i.GPIO_PB_IRQHandler))

    [Stack]


    [Address Reference Count : 1]

    GPIO_PC_IRQHandler (Thumb, 50 bytes, Stack size 24 bytes, gpio.o(i.GPIO_PC_IRQHandler))

    [Stack]


    [Address Reference Count : 1]

    GPIO_PD_IRQHandler (Thumb, 50 bytes, Stack size 24 bytes, gpio.o(i.GPIO_PD_IRQHandler))

    [Stack]


    [Address Reference Count : 1]

    GPIO_PE_IRQHandler (Thumb, 52 bytes, Stack size 24 bytes, gpio.o(i.GPIO_PE_IRQHandler))

    [Stack]


    [Address Reference Count : 1]

    SysTick_Handler (Thumb, 20 bytes, Stack size 0 bytes, systick.o(i.SysTick_Handler))
    [Address Reference Count : 1]

    SystemInit (Thumb, 50 bytes, Stack size 8 bytes, system_um321xa.o(i.SystemInit))

    [Stack]


    [Calls]
    [Called By]

    UART1_IRQHandler (Thumb, 24 bytes, Stack size 0 bytes, uart.o(i.UART1_IRQHandler))
    [Address Reference Count : 1]

    __0printf$8 (Thumb, 24 bytes, Stack size 24 bytes, printf8.o(i.__0printf$8), UNUSED)

    [Calls]

    __1printf$8 (Thumb, 0 bytes, Stack size 24 bytes, printf8.o(i.__0printf$8), UNUSED)

    __2printf (Thumb, 0 bytes, Stack size 24 bytes, printf8.o(i.__0printf$8))

    [Stack]


    [Called By]

    __scatterload_copy (Thumb, 14 bytes, Stack size unknown bytes, handlers.o(i.__scatterload_copy), UNUSED)

    __scatterload_null (Thumb, 2 bytes, Stack size unknown bytes, handlers.o(i.__scatterload_null), UNUSED)

    __scatterload_zeroinit (Thumb, 14 bytes, Stack size unknown bytes, handlers.o(i.__scatterload_zeroinit), UNUSED)

    app_init (Thumb, 70 bytes, Stack size 8 bytes, app.o(i.app_init))

    [Stack]


    [Calls]
    [Called By]

    app_led_flicker (Thumb, 130 bytes, Stack size 16 bytes, app_led_sw.o(i.app_led_flicker))

    [Stack]


    [Calls]
    [Called By]

    app_led_init (Thumb, 256 bytes, Stack size 8 bytes, app_led_sw.o(i.app_led_init))

    [Stack]


    [Calls]
    [Called By]

    app_led_off (Thumb, 52 bytes, Stack size 8 bytes, app_led_sw.o(i.app_led_off))

    [Stack]


    [Calls]
    [Called By]

    app_led_xyz_rssi (Thumb, 308 bytes, Stack size 8 bytes, app_led_sw.o(i.app_led_xyz_rssi))

    [Stack]


    [Calls]
    [Called By]

    app_run (Thumb, 8 bytes, Stack size 8 bytes, app.o(i.app_run))

    [Stack]


    [Calls]
    [Called By]

    app_sw_init (Thumb, 68 bytes, Stack size 8 bytes, app_led_sw.o(i.app_sw_init))

    [Stack]


    [Calls]
    [Called By]

    app_uart_init (Thumb, 36 bytes, Stack size 8 bytes, app_uart.o(i.app_uart_init))

    [Stack]


    [Calls]
    [Called By]

    app_um2020_init (Thumb, 342 bytes, Stack size 8 bytes, app_um2020.o(i.app_um2020_init))

    [Stack]


    [Calls]
    [Called By]

    app_um2020_run (Thumb, 180 bytes, Stack size 24 bytes, app_um2020.o(i.app_um2020_run))

    [Stack]


    [Calls]
    [Called By]

    app_um2020_write_reg (Thumb, 30 bytes, Stack size 16 bytes, app_um2020.o(i.app_um2020_write_reg))

    [Stack]


    [Calls]
    [Called By]

    delay_init (Thumb, 46 bytes, Stack size 16 bytes, delay.o(i.delay_init))

    [Stack]


    [Calls]
    [Called By]

    delay_ms (Thumb, 76 bytes, Stack size 24 bytes, delay.o(i.delay_ms))

    [Stack]


    [Calls]
    [Called By]

    fputc (Thumb, 32 bytes, Stack size 0 bytes, uart.o(i.fputc))
    [Address Reference Count : 1]

    gpio_clr_bit (Thumb, 24 bytes, Stack size 0 bytes, gpio.o(i.gpio_clr_bit))

    [Called By]

    gpio_init (Thumb, 170 bytes, Stack size 4 bytes, gpio.o(i.gpio_init))

    [Stack]


    [Called By]

    gpio_irq_init (Thumb, 130 bytes, Stack size 16 bytes, gpio.o(i.gpio_irq_init))

    [Stack]


    [Called By]

    gpio_set_bit (Thumb, 24 bytes, Stack size 0 bytes, gpio.o(i.gpio_set_bit))

    [Called By]

    gpio_set_dir (Thumb, 36 bytes, Stack size 4 bytes, gpio.o(i.gpio_set_dir))

    [Stack]


    [Called By]

    gpio_set_ibe (Thumb, 32 bytes, Stack size 0 bytes, gpio.o(i.gpio_set_ibe))

    [Called By]

    gpio_set_ie (Thumb, 68 bytes, Stack size 4 bytes, gpio.o(i.gpio_set_ie))

    [Stack]


    [Called By]

    gpio_set_iev (Thumb, 32 bytes, Stack size 0 bytes, gpio.o(i.gpio_set_iev))

    [Called By]

    gpio_set_is (Thumb, 32 bytes, Stack size 0 bytes, gpio.o(i.gpio_set_is))

    [Called By]

    gpio_set_pd (Thumb, 68 bytes, Stack size 4 bytes, gpio.o(i.gpio_set_pd))

    [Stack]


    [Called By]

    gpio_set_pu (Thumb, 68 bytes, Stack size 4 bytes, gpio.o(i.gpio_set_pu))

    [Stack]


    [Called By]

    gpio_set_sel (Thumb, 122 bytes, Stack size 8 bytes, gpio.o(i.gpio_set_sel))

    [Stack]


    [Called By]

    main (Thumb, 14 bytes, Stack size 0 bytes, main.o(i.main))

    [Stack]


    [Calls]
    [Address Reference Count : 1]

    spi0_cs0_disable (Thumb, 12 bytes, Stack size 0 bytes, spi.o(i.spi0_cs0_disable))

    [Called By]

    spi0_cs0_enable (Thumb, 12 bytes, Stack size 0 bytes, spi.o(i.spi0_cs0_enable))

    [Called By]

    spi0_init (Thumb, 80 bytes, Stack size 4 bytes, spi.o(i.spi0_init))

    [Stack]


    [Called By]

    spi0_write_read_byte (Thumb, 36 bytes, Stack size 0 bytes, spi.o(i.spi0_write_read_byte))

    [Called By]

    system_clock_src_init (Thumb, 114 bytes, Stack size 4 bytes, system_um321xa.o(i.system_clock_src_init))

    [Stack]


    [Called By]

    system_get_clock (Thumb, 112 bytes, Stack size 16 bytes, system_um321xa.o(i.system_get_clock))

    [Stack]


    [Calls]
    [Called By]

    system_io_init (Thumb, 54 bytes, Stack size 0 bytes, system_um321xa.o(i.system_io_init))

    [Called By]

    systick_get_count (Thumb, 6 bytes, Stack size 0 bytes, systick.o(i.systick_get_count))

    [Called By]

    systick_get_load (Thumb, 6 bytes, Stack size 0 bytes, systick.o(i.systick_get_load))

    [Called By]

    systick_init (Thumb, 24 bytes, Stack size 0 bytes, systick.o(i.systick_init))

    [Called By]

    uart1_init (Thumb, 54 bytes, Stack size 24 bytes, uart.o(i.uart1_init))

    [Stack]


    [Calls]
    [Called By]

    uart1_irq_init (Thumb, 50 bytes, Stack size 12 bytes, uart.o(i.uart1_irq_init))

    [Stack]


    [Called By]

    uart1_set_baud_rate (Thumb, 58 bytes, Stack size 16 bytes, uart.o(i.uart1_set_baud_rate))

    [Stack]


    [Calls]
    [Called By]

    Local Symbols

    uart_recv_irq (Thumb, 2 bytes, Stack size 0 bytes, app_uart.o(i.uart_recv_irq))
    [Address Reference Count : 1]

    app_sw_key_irq (Thumb, 52 bytes, Stack size 8 bytes, app_led_sw.o(i.app_sw_key_irq))

    [Stack]


    [Calls]
    [Address Reference Count : 1]

    app_um2020_wakeup_irq (Thumb, 8 bytes, Stack size 0 bytes, app_um2020.o(i.app_um2020_wakeup_irq))
    [Address Reference Count : 1]

    _printf_core (Thumb, 1020 bytes, Stack size 104 bytes, printf8.o(i._printf_core), UNUSED)

    [Calls]


    [Called By]

    _printf_post_padding (Thumb, 32 bytes, Stack size 24 bytes, printf8.o(i._printf_post_padding), UNUSED)

    [Called By]

    _printf_pre_padding (Thumb, 44 bytes, Stack size 40 bytes, printf8.o(i._printf_pre_padding), UNUSED)

    [Called By]

    Undefined Global Symbols