Basically what I am trying to do is duplicated the timer project example for nRF51422. I keep getting back following errors and I don't know how to fix it. I suspect it has to do with including files?
Rebuild target 'nrf51422_xxac' compiling main.c... ..\..\..\main.c(32): error: #20: identifier "TIMER0_INSTANCE_INDEX" is undefined const nrf_drv_timer_t TIMER_LED = RF_DRV_TIMER_INSTANCE(0); ..\..\..\main.c: 0 warnings, 1 error assembling arm_startup_nrf51.s... compiling system_nrf51.c... compiling nrf_drv_common.c... compiling nrf_drv_timer.c... C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\timer\nrf_drv_timer.c(26): error: #94-D: the size of an array must be greater than zero static nrf_timer_event_handler_t m_timer_event_handlers[ IMER_COUNT]; C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\timer\nrf_drv_timer.c(27): error: #94-D: the size of an array must be greater than zero static nrf_drv_timer_cb_t m_cb[ IMER_COUNT]; C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\timer\nrf_drv_timer.c(28): error: #94-D: the size of an array must be greater than zero static void* mp_contexts[ IMER_COUNT]; C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\timer\nrf_drv_timer.c(40): error: #29: expected an expression }; C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\timer\nrf_drv_timer.c(30): error: #1514: an empty initializer is invalid for an array with unspecified bound static const nrf_drv_timer_config_t m_default_config[] = { C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\timer\nrf_drv_timer.c(312): warning: #177-D: function "nrf_drv_timer_interrupt_handle" was declared but never referenced static void nrf_drv_timer_interrupt_handle(NRF_TIMER_Type * p_reg, uint32_t timer_id) C:\Keil_v5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\timer\nrf_drv_timer.c: 1 warning, 5 errors