Added 256 Bytes read/write support

glegrain · Jun 23, 2017 · 785d08b · 785d08b
1 parent 6c91c69
commit 785d08b
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Showing 3 changed files with 9 additions and 9 deletions.
diff --git a/Inc/bootloader.h b/Inc/bootloader.h
@@ -29,9 +29,9 @@ void     BL_Init(SPI_HandleTypeDef *hspi);
 void     BL_Get_Command(uint8_t *pData);
 uint8_t  BL_GetVersion_Command(void);
 uint16_t BL_GetID_Command(void);
-void     BL_ReadMemory_Command(uint32_t address, uint8_t nob, uint8_t *pData);
+void     BL_ReadMemory_Command(uint32_t address, uint32_t nob, uint8_t *pData);
 void     BL_Go_Command(uint32_t address);
-void     BL_WriteMemory_Command(uint32_t address, uint8_t nob, uint8_t *pData);
+void     BL_WriteMemory_Command(uint32_t address, uint32_t nob, uint8_t *pData);
 void     BL_EraseMemory_Command(uint16_t nb, uint8_t code);
 void     BL_WriteProtect_Command(uint8_t nb, uint8_t *codes);
 void     BL_WriteUnprotect_Command(void);

diff --git a/README.md b/README.md
@@ -11,9 +11,9 @@ void     BL_Init(SPI_HandleTypeDef *hspi);
 void     BL_Get_Command(uint8_t *pData);
 uint8_t  BL_GetVersion_Command(void);
 uint16_t BL_GetID_Command(void);
-void     BL_ReadMemory_Command(uint32_t address, uint8_t nob, uint8_t *pData);
+void     BL_ReadMemory_Command(uint32_t address, uint32_t nob, uint8_t *pData);
 void     BL_Go_Command(uint32_t address);
-void     BL_WriteMemory_Command(uint32_t address, uint8_t nob, uint8_t *pData);
+void     BL_WriteMemory_Command(uint32_t address, uint32_t nob, uint8_t *pData);
 void     BL_EraseMemory_Command(uint16_t nb, uint8_t code);
 void     BL_WriteProtect_Command(uint8_t nb, uint8_t *codes);
 void     BL_WriteUnprotect_Command(void);

diff --git a/Src/bootloader.c b/Src/bootloader.c
@@ -125,11 +125,11 @@ uint16_t BL_GetID_Command(void)
 /**
   * @brief  Read data from any valid memory address
   * @param  address: start address
-  * @param  nob: number of bytes to be read
+  * @param  nob: number of bytes to be read from 1 to 256
   * @param  pData: pointer to destination data buffer
   * @retval None
   */
-void BL_ReadMemory_Command(uint32_t address, uint8_t nob, uint8_t *pData)
+void BL_ReadMemory_Command(uint32_t address, uint32_t nob, uint8_t *pData)
 {
   uint8_t cmd_frame[3];
   uint8_t addr_frame[5];
@@ -157,8 +157,8 @@ void BL_ReadMemory_Command(uint32_t address, uint8_t nob, uint8_t *pData)
   wait_for_ack();
 
   /* Send data frame: number of Bytes to be read (1 Byte) + checksum (1 Byte) */
-  nob_frame[0] = (nob - 1U);
-  nob_frame[1] = (nob - 1U) ^ 0xFFU;
+  nob_frame[0] = (uint8_t) (nob - 1U);
+  nob_frame[1] = (uint8_t) (nob - 1U) ^ 0xFFU;
   HAL_SPI_Transmit(SpiHandle, nob_frame, 2U, 1000U);
 
   /* Wait for ACK or NACK frame */
@@ -208,7 +208,7 @@ void BL_Go_Command(uint32_t address)
   * @param  pData: pointer to source data pointer
   * @retval None
   */
-void BL_WriteMemory_Command(uint32_t address, uint8_t nob, uint8_t *pData)
+void BL_WriteMemory_Command(uint32_t address, uint32_t nob, uint8_t *pData)
 {
   uint8_t cmd_frame[3];
   uint8_t addr_frame[5];