CAMGO板载资源

1 GPIO

D0 --- RX
D1 --- TX
D2 --- 433_RX_INT
D3 --- 315_RX_INT

D4 --- NRF_MOSI
D5 --- FLASH_CS / 315_TX_PWR_SWITCH
D6 --- NRF_CE
D7 --- NRF_CS
D8 --- NRF_MISO
D9 --- NRF_SCK

D10 --- ETH_CS
D11 --- ETH_MOSI
D12 --- ETH_MISO
D13 --- ETH_SCK

A0 --- 
A1 ---
A2 ---

A3 --- RF_ANT_SWITCH / 433_TX_PWR_SWITCH
A4 --- 433_TX_DATA
A5 --- 315_TX_DATA

2 电源

宽电压输入 5.5V-24V、至少 90% 转换效率的降压芯片 MP2307 典型应用电路：