42 lines
1 KiB
C
42 lines
1 KiB
C
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#ifndef UART_0_H
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#define UART_0_H
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#include "contiki-conf.h"
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#include "cc253x.h"
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#include "8051def.h"
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#include "uart.h"
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/*---------------------------------------------------------------------------*/
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/* UART0 Enable - Disable */
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#ifdef UART0_CONF_ENABLE
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#define UART0_ENABLE UART0_CONF_ENABLE
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#else
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#define UART0_ENABLE 0
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#endif
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/*---------------------------------------------------------------------------*/
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/* UART0 Function Declarations */
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#if UART0_ENABLE
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void uart0_init();
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void uart0_writeb(uint8_t byte);
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void uart0_set_input(int (*input)(unsigned char c));
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#if UART0_CONF_WITH_INPUT
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void uart0_rx_isr( void ) __interrupt (URX0_VECTOR);
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/* Macro to turn on / off UART RX Interrupt */
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#define UART0_RX_INT(v) do { URX0IE = v; } while(0)
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#define UART0_RX_EN() do { U0CSR |= UCSR_RE; } while(0)
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#else
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#define UART0_RX_INT(v)
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#define UART0_RX_EN()
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#endif /* UART0_CONF_WITH_INPUT */
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#else
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#define uart0_init(...)
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#define uart0_writeb(...)
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#define uart0_set_input(...)
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#define UART0_RX_INT(v)
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#define UART0_RX_EN()
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#endif /* UART0_ENABLE */
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#endif /* UART_0_H */
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