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@@ -23,8 +23,10 @@ void gpio_init(void){
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//CS1180 cs
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gpio_mode_output(GPIOA, GPIO_PUPD_NONE, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_9);
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cs1180_cs(1);
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+#ifdef SHARK_BOARD_SP700_OLD_CS1180
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+ //老的sp700+cs1180上，GPIOA8和GPIOB15连在一起，为了不影响B15 pin的spi 功能，A8pin需要设置为输入
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gpio_mode_analog_input(GPIOA, GPIO_PIN_8);
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-
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+#endif
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#elif (CONFIG_BOARD_TYPE==SHARK_BOARD_SP600)
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//rs485 INT ,this can be used detect rs485 in/out, then open rs485 power, and then detect GPIOF0
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gpio_mode_input(GPIOC, GPIO_PUPD_NONE, GPIO_PIN_13);
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@@ -57,7 +59,7 @@ void gpio_init(void){
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gpio_mode_output(GPIOA, GPIO_PUPD_NONE, GPIO_OTYPE_PP, GPIO_OSPEED_10MHZ, GPIO_PIN_11);
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//DC-DC power good indicat
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gpio_mode_input(GPIOF, GPIO_PUPD_NONE, GPIO_PIN_7);
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- //ms5238 irq
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+ //ms5238 irq, This pin is a NMOS open drain output pin and output is “L” level if interrupted
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gpio_mode_input(GPIOA, GPIO_PUPD_NONE, GPIO_PIN_12);
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//ML5238 cs
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gpio_mode_output(GPIOA, GPIO_PUPD_NONE, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_15);
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@@ -83,7 +85,7 @@ void charger_detect_irq_enable(int enable){
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void ml5238_irq_enable(int enable){
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if (enable){
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syscfg_exti_line_config(EXTI_SOURCE_GPIOA, EXTI_SOURCE_PIN12);
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- exti_init(EXTI_12, EXTI_INTERRUPT, EXTI_TRIG_BOTH);
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+ exti_init(EXTI_12, EXTI_INTERRUPT, EXTI_TRIG_FALLING);
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nvic_irq_enable(EXTI4_15_IRQn, 4U, 0U);
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exti_interrupt_flag_clear(EXTI_12);
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exti_interrupt_enable(EXTI_12);
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huhui