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Add new boardtype : cannette

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F042-based, galvanically isolated.
This commit is contained in:
fenugrec 2019-08-24 13:45:43 -04:00
parent 2416f260bb
commit 9cf7eccf3d
4 changed files with 61 additions and 1 deletions
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2
CMakeLists.txt
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@ -96,7 +96,7 @@ endfunction()
########## generate list of targets.
# the "_fw" part is appended automatically
set(TGT042_LIST "cantact" "canalyze" "canable" "usb2can")
set(TGT042_LIST "cantact" "canalyze" "canable" "usb2can" "cannette")
set(TGT072_LIST "candleLight")

27
include/config.h
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@ -39,6 +39,7 @@ THE SOFTWARE.
#define BOARD_canable 3
#define BOARD_usb2can 4
#define BOARD_canalyze 5
#define BOARD_cannette 6
#if BOARD == BOARD_candleLight
#define USBD_PRODUCT_STRING_FS (uint8_t*) "candleLight USB to CAN adapter"
@ -133,6 +134,32 @@ THE SOFTWARE.
#define LED2_Pin GPIO_PIN_1 /* red */
#define LED2_Mode GPIO_MODE_OUTPUT_PP
#define LED2_Active_High 1
#elif BOARD == BOARD_cannette
#define USBD_PRODUCT_STRING_FS (uint8_t*) "cannette gs_usb"
#define USBD_MANUFACTURER_STRING (uint8_t*) "chacaltech"
#define DFU_INTERFACE_STRING_FS (uint8_t*) "cannette firmware upgrade interface"
// SILENT pin not connected
#define LED1_GPIO_Port GPIOA
#define LED1_Pin GPIO_PIN_9 /* RX: green */
#define LED1_Mode GPIO_MODE_OUTPUT_OD
#define LED1_Active_High 0
#define LED2_GPIO_Port GPIOA
#define LED2_Pin GPIO_PIN_8 /* TX: red */
#define LED2_Mode GPIO_MODE_OUTPUT_OD
#define LED2_Active_High 0
#define nCANSTBY_Port GPIOC
#define nCANSTBY_Pin GPIO_PIN_14 /* control xceiver standby, active low */
#define nSI86EN_Port GPIOC
#define nSI86EN_Pin GPIO_PIN_13 /* enable power to Si86xx isolater, active low */
#define DCDCEN_Port GPIOC
#define DCDCEN_Pin GPIO_PIN_15 /* activate DCDC converter, active high */
#else
#error please define BOARD
#endif

8
src/can.c
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@ -25,6 +25,7 @@ THE SOFTWARE.
*/
#include "can.h"
#include "config.h"
void can_init(can_data_t *hcan, CAN_TypeDef *instance)
{
@ -104,11 +105,18 @@ void can_enable(can_data_t *hcan, bool loop_back, bool listen_only, bool one_sho
can->FFA1R &= ~filter_bit; // assign filter 0 to FIFO 0
can->FA1R |= filter_bit; // enable filter
can->FMR &= ~CAN_FMR_FINIT;
#ifdef nCANSTBY_Pin
HAL_GPIO_WritePin(nCANSTBY_Port, nCANSTBY_Pin, GPIO_PIN_SET);
#endif
}
void can_disable(can_data_t *hcan)
{
CAN_TypeDef *can = hcan->instance;
#ifdef nCANSTBY_Pin
HAL_GPIO_WritePin(nCANSTBY_Port, nCANSTBY_Pin, GPIO_PIN_RESET);
#endif
can->MCR |= CAN_MCR_INRQ ; // send can controller into initialization mode
}

25
src/gpio.c
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@ -27,6 +27,7 @@ THE SOFTWARE.
#include "config.h"
#include "stm32f0xx_hal.h"
//must run before can_init
void gpio_init()
{
GPIO_InitTypeDef GPIO_InitStruct;
@ -65,4 +66,28 @@ void gpio_init()
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(LED2_GPIO_Port, &GPIO_InitStruct);
#if BOARD == BOARD_cannette
HAL_GPIO_WritePin(nCANSTBY_Port, nCANSTBY_Pin, GPIO_PIN_RESET);
GPIO_InitStruct.Pin = nCANSTBY_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(nCANSTBY_Port, &GPIO_InitStruct); //xceiver standby.
HAL_GPIO_WritePin(DCDCEN_Port, DCDCEN_Pin, GPIO_PIN_SET);
GPIO_InitStruct.Pin = DCDCEN_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(DCDCEN_Port, &GPIO_InitStruct); //start DCDC (TODO : wait until enumerated)
HAL_GPIO_WritePin(nSI86EN_Port, nSI86EN_Pin, GPIO_PIN_RESET);
GPIO_InitStruct.Pin = nSI86EN_Pin;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(nSI86EN_Port, &GPIO_InitStruct); //enable si86
#endif // BOARD_cannette
}