HostGate Design notes
3 April 2017
Revision 0 check out, needs changes, created Revision 1

11 May 2016
entered in all the pin usages from Brent
 
 > 6 PWM channels for setting current limits on circuit breakers
TIM3_CH1  on  PC6
TIM3_CH2  on  PC7
TIM3_CH3  on  PC8
TIM3_CH4  on  PC9
TIM9_CH1  on  PB13
TIM9_CH2  on  PB14

> 8 digital outputs to control circuit breakers to the Core, Turbine and, Analytical modules
PE7 - PE14

> 8 digital inputs that indicate state of  each circuit breaker output
PD0 - PD7

> 6 digital inputs that indicate if a circuit breaker has faulted
PD10 - PD15

> 4 lines for 2 I2C channels for Core and Turbine Elves
Cartridge I2C SCK  on  PB10  and  PA1
Cartridge I2C SDA  on  PB11  and  PA0
Core I2C SCK on PB8 and PB6
Core I2C SDA on PB9 and PE0

Core Stepper clock out driven by TIM10_CH1 on PB12 Cartridge Stepper clock out by TIM11_CH1  on PB15  (if needed)

> 4 analog inputs for environmental sensors
PA4 - PA7

> 2 digital outputs for I2C accelerator enables
PB7 for Core I2C
PE15 for Cartridge I2C

> 4 Command port UART lines
USART1_TX  on PA9
USART1_RX on PA10
USART1_CTS on PA11
USART1_RTS on PA12


How will the Turbine Cartrige "home" positon LED be driven?