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https://opencores.org/ocsvn/scarts/scarts/trunk
Subversion Repositories scarts
[/] [scarts/] [trunk/] [drivers/] [src/] [counter/] [counter.c] - Rev 20
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#include "counter.h" void counter_initHandle(module_handle_t *h, scarts_addr_t baseAddress) { h->baseAddress = baseAddress; } void counter_releaseHandle(module_handle_t *h) { } void counter_setPrescaler(module_handle_t *h, uint8_t prescaler) { volatile uint8_t *reg = (uint8_t *)(h->baseAddress+COUNTER_PRESCALER_BOFF); *reg = prescaler; } void counter_start(module_handle_t *h) { volatile uint8_t *reg = (uint8_t *)(h->baseAddress+COUNTER_CONFIG_C_BOFF); *reg = (1 << COUNTER_CLEAR_BIT); *reg = (1 << COUNTER_COUNT_BIT); } void counter_stop(module_handle_t *h) { volatile uint8_t *reg = (uint8_t *)(h->baseAddress+COUNTER_CONFIG_C_BOFF); *reg = 0; } void counter_resume(module_handle_t *h) { volatile uint8_t *reg = (uint8_t *)(h->baseAddress+COUNTER_CONFIG_C_BOFF); *reg = (1 << COUNTER_COUNT_BIT); } void counter_reset(module_handle_t *h) { volatile uint8_t *reg = (uint8_t *)(h->baseAddress+COUNTER_CONFIG_C_BOFF); *reg = (1 << COUNTER_CLEAR_BIT); } uint32_t counter_getValue(module_handle_t *h) { volatile uint32_t *reg = (uint32_t *)(h->baseAddress+COUNTER_VALUE_BOFF); return *reg; }
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